diff --git a/Base/build.gradle b/Base/build.gradle
index ced34b26a52..dfca5c784f1 100644
--- a/Base/build.gradle
+++ b/Base/build.gradle
@@ -11,7 +11,7 @@ dependencies {
     compileOnlyApi libs.jetbrains.annotations
     implementation libs.commons.lang3
 
-    api 'io.deephaven:hash:0.1.0'
+    api libs.deephaven.hash
 
     testImplementation libs.junit4
     testImplementation libs.jmock.junit4
diff --git a/BenchmarkSupport/BenchmarkSupport.gradle b/BenchmarkSupport/BenchmarkSupport.gradle
index 0308980c99b..d9e0a7dab27 100644
--- a/BenchmarkSupport/BenchmarkSupport.gradle
+++ b/BenchmarkSupport/BenchmarkSupport.gradle
@@ -24,7 +24,7 @@ dependencies {
     implementation project(':extensions-parquet-table')
     implementation project(':extensions-parquet-base')
     implementation project(':Configuration')
-    implementation 'org.openjdk.jmh:jmh-core:1.20'
+    implementation libs.jmh.core
 
     implementation libs.univocity.parsers
 
diff --git a/DHProcess/build.gradle b/DHProcess/build.gradle
index 70d36dd9ff4..5b88f86eed7 100644
--- a/DHProcess/build.gradle
+++ b/DHProcess/build.gradle
@@ -5,10 +5,10 @@ plugins {
 }
 
 dependencies {
-  annotationProcessor 'org.immutables:value:2.8.1'
-  compileOnly 'org.immutables:value-annotations:2.8.1'
+  annotationProcessor libs.immutables.value
+  compileOnly libs.immutables.value.annotations
 
-  implementation ('com.github.oshi:oshi-core:5.8.3') {
+  implementation (libs.oshi.core) {
     because 'it is able to greatly simplify collection of system information'
   }
 }
diff --git a/Plot/Plot.gradle b/Plot/Plot.gradle
index 3e49a320498..2623b342174 100644
--- a/Plot/Plot.gradle
+++ b/Plot/Plot.gradle
@@ -18,7 +18,7 @@ dependencies {
     compileOnly libs.autoservice
     annotationProcessor libs.autoservice.compiler
 
-    compileOnly 'javax.inject:javax.inject:1'
+    compileOnly libs.javax.inject
 
     implementation libs.guava
     implementation libs.commons.lang3
diff --git a/Stats/build.gradle b/Stats/build.gradle
index 224ca312843..dcd55f60a2c 100644
--- a/Stats/build.gradle
+++ b/Stats/build.gradle
@@ -9,7 +9,7 @@ dependencies {
     implementation project(':Configuration')
     implementation project(':log-factory')
     implementation project(':engine-context')
-    compileOnly 'com.google.code.java-allocation-instrumenter:java-allocation-instrumenter:3.3.0'
+    compileOnly libs.google.java.allocation.instrumenter
 
     testImplementation project(path: ':Base', configuration: 'tests')
 
diff --git a/Util/immutables/build.gradle b/Util/immutables/build.gradle
index c785c9e8fe6..491886a8bec 100644
--- a/Util/immutables/build.gradle
+++ b/Util/immutables/build.gradle
@@ -4,5 +4,5 @@ plugins {
 }
 
 dependencies {
-    compileOnlyApi 'org.immutables:value-annotations:2.9.2'
+    compileOnlyApi libs.immutables.value.annotations
 }
diff --git a/application-mode/build.gradle b/application-mode/build.gradle
index 26ca8bc8a22..8eb16c34d6c 100644
--- a/application-mode/build.gradle
+++ b/application-mode/build.gradle
@@ -7,7 +7,7 @@ dependencies {
     implementation project(':Integrations')
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     // we'll rely on the engine-table module to provide the necessary groovy dependencies
     compileOnly libs.groovy
diff --git a/authentication/example-providers/oidc/build.gradle b/authentication/example-providers/oidc/build.gradle
index 330637cb5fd..ca3ca0da322 100644
--- a/authentication/example-providers/oidc/build.gradle
+++ b/authentication/example-providers/oidc/build.gradle
@@ -1,4 +1,4 @@
 dependencies {
-    implementation 'org.pac4j:pac4j-oidc:5.7.0'
-    implementation 'org.pac4j:pac4j-http:5.7.0'
+    implementation libs.pac4j.oidc
+    implementation libs.pac4j.http
 }
\ No newline at end of file
diff --git a/authentication/example-providers/sql-username-password/build.gradle b/authentication/example-providers/sql-username-password/build.gradle
index d7f1cc9e5e3..09e844fced9 100644
--- a/authentication/example-providers/sql-username-password/build.gradle
+++ b/authentication/example-providers/sql-username-password/build.gradle
@@ -3,10 +3,10 @@ configurations {
     pwGen
 }
 dependencies {
-    implementation('org.postgresql:postgresql:42.7.1') {
+    implementation(libs.postgresql) {
         because 'Postgres driver to connect to a running DB to query for user information'
     }
-    implementation('org.mindrot:jbcrypt:0.4') {
+    implementation(libs.mindrot.jbcrypt) {
         because 'bcrypt is used in this example to ensure passwords are never stored or queried in plain text'
     }
 
diff --git a/authorization-codegen/build.gradle b/authorization-codegen/build.gradle
index 75ac2b2f514..5a06906fa89 100644
--- a/authorization-codegen/build.gradle
+++ b/authorization-codegen/build.gradle
@@ -13,5 +13,5 @@ dependencies {
     implementation platform(libs.grpc.bom)
     implementation libs.grpc.services
 
-    implementation 'com.squareup:javapoet:1.13.0'
+    implementation libs.squareup.javapoet
 }
diff --git a/base-test-utils/build.gradle b/base-test-utils/build.gradle
index fc266eb04dd..62d09ff511b 100644
--- a/base-test-utils/build.gradle
+++ b/base-test-utils/build.gradle
@@ -10,7 +10,7 @@ dependencies {
     compileOnlyApi libs.jetbrains.annotations
     implementation libs.commons.lang3
 
-    api 'io.deephaven:hash:0.1.0'
+    api libs.deephaven.hash
 
     api libs.junit4
     api libs.jmock.junit4
diff --git a/codegen/build.gradle b/codegen/build.gradle
index 247d699b384..d3bc3a69ba3 100644
--- a/codegen/build.gradle
+++ b/codegen/build.gradle
@@ -7,6 +7,6 @@ plugins {
 description 'Codegen: Code generation utilities'
 
 dependencies {
-    implementation 'org.freemarker:freemarker:2.3.31'
+    implementation libs.freemarker
     testImplementation libs.junit4
 }
\ No newline at end of file
diff --git a/engine/api/build.gradle b/engine/api/build.gradle
index dc914bca940..5e39ec18ac3 100644
--- a/engine/api/build.gradle
+++ b/engine/api/build.gradle
@@ -20,11 +20,11 @@ dependencies {
     implementation libs.trove
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     implementation libs.guava
 
-    compileOnly 'com.google.code.findbugs:jsr305:3.0.2'
+    compileOnly libs.google.findbugs.jsr305
 
     testImplementation project(':engine-test-utils')
     testImplementation TestTools.projectDependency(project, 'engine-table')
diff --git a/engine/benchmark/build.gradle b/engine/benchmark/build.gradle
index a05786cd526..1f782cf62c9 100644
--- a/engine/benchmark/build.gradle
+++ b/engine/benchmark/build.gradle
@@ -20,8 +20,8 @@ dependencies {
             TestTools.projectDependency(project, 'engine-rowset'),
             TestTools.projectDependency(project, 'engine-table')
 
-    testAnnotationProcessor 'org.openjdk.jmh:jmh-generator-annprocess:1.35'
-    testCompileOnly 'org.openjdk.jmh:jmh-generator-annprocess:1.35'
+    testAnnotationProcessor libs.jmh.generator.annprocess
+    testCompileOnly libs.jmh.generator.annprocess
 
     testRuntimeOnly project(path: ':configs')
     testRuntimeOnly project(path: ':test-configs')
diff --git a/engine/context/build.gradle b/engine/context/build.gradle
index c1dc47c7346..4d122484690 100644
--- a/engine/context/build.gradle
+++ b/engine/context/build.gradle
@@ -17,12 +17,12 @@ dependencies {
     implementation project(':table-api')
     implementation project(':IO')
 
-    implementation 'com.github.f4b6a3:uuid-creator:5.2.0'
+    implementation libs.f4b6a3.uuid.creator
 
     implementation libs.commons.text
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     testImplementation project(':engine-test-utils')
 
diff --git a/engine/processor/build.gradle b/engine/processor/build.gradle
index b5ef94efab7..8f300d28401 100644
--- a/engine/processor/build.gradle
+++ b/engine/processor/build.gradle
@@ -9,7 +9,7 @@ dependencies {
     api project(':engine-chunk')
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     testImplementation libs.assertj
     testImplementation platform(libs.junit.bom)
diff --git a/engine/rowset/build.gradle b/engine/rowset/build.gradle
index 23ccb24fd67..ae24b9d782a 100644
--- a/engine/rowset/build.gradle
+++ b/engine/rowset/build.gradle
@@ -16,7 +16,7 @@ dependencies {
     implementation project(':Configuration')
     implementation libs.commons.lang3
 
-    compileOnly 'com.google.code.findbugs:jsr305:3.0.2'
+    compileOnly libs.google.findbugs.jsr305
     compileOnly libs.jetbrains.annotations
 
     testImplementation libs.junit4
diff --git a/engine/table/build.gradle b/engine/table/build.gradle
index 906e51f0ca1..fe9be770f49 100644
--- a/engine/table/build.gradle
+++ b/engine/table/build.gradle
@@ -29,12 +29,12 @@ dependencies {
     implementation project(':log-factory')
     implementation project(':Stats')
 
-    implementation 'com.github.f4b6a3:uuid-creator:5.2.0'
+    implementation libs.f4b6a3.uuid.creator
     // TODO(deephaven-core#3204): t-digest 3.3 appears to have higher errors than 3.2
-    implementation 'com.tdunning:t-digest:3.2'
-    implementation 'com.squareup:javapoet:1.13.0'
-    implementation 'io.github.classgraph:classgraph:4.8.165'
-    implementation 'it.unimi.dsi:fastutil:8.5.13'
+    implementation libs.tdunning.t.digest
+    implementation libs.squareup.javapoet
+    implementation libs.classgraph
+    implementation libs.dsi.fastutil
 
     implementation project(':plugin')
     implementation libs.commons.lang3
@@ -48,9 +48,9 @@ dependencies {
     annotationProcessor libs.autoservice.compiler
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
-    compileOnly 'com.google.code.findbugs:jsr305:3.0.2'
+    compileOnly libs.google.findbugs.jsr305
 
     runtimeOnly project(':engine-tuplesource')
 
@@ -118,7 +118,7 @@ tasks.testOutOfBand.maxHeapSize = maxHeapSize
 tasks.test.maxHeapSize = maxHeapSize
 
 jmh {
-    jmhVersion = '1.35'
+    jmhVersion = libs.versions.jmh.get()
 }
 
 // No need to assemble the jar by default on build
diff --git a/engine/test-utils/build.gradle b/engine/test-utils/build.gradle
index 6c2118b715e..8447aba7f58 100644
--- a/engine/test-utils/build.gradle
+++ b/engine/test-utils/build.gradle
@@ -18,7 +18,7 @@ dependencies {
     implementation libs.commons.lang3
     implementation libs.trove
 
-    implementation 'it.unimi.dsi:fastutil:8.5.13'
+    implementation libs.dsi.fastutil
 
     implementation libs.junit4
     implementation platform(libs.junit.bom)
diff --git a/engine/updategraph/build.gradle b/engine/updategraph/build.gradle
index 6787b24e2e6..e9bc9e1dd0b 100644
--- a/engine/updategraph/build.gradle
+++ b/engine/updategraph/build.gradle
@@ -12,7 +12,7 @@ dependencies {
     implementation project(':Configuration')
     implementation libs.commons.lang3
 
-    compileOnly 'com.google.code.findbugs:jsr305:3.0.2'
+    compileOnly libs.google.findbugs.jsr305
     compileOnly libs.jetbrains.annotations
 
     testImplementation project(':engine-context')
diff --git a/extensions/barrage/build.gradle b/extensions/barrage/build.gradle
index cdf1f4b54a2..82db148d212 100644
--- a/extensions/barrage/build.gradle
+++ b/extensions/barrage/build.gradle
@@ -15,8 +15,8 @@ dependencies {
     api project(':engine-table')
     implementation project(':proto:proto-backplane-grpc-flight')
     implementation project(':log-factory')
-    api 'io.deephaven.barrage:barrage-format:0.6.0'
-    implementation 'org.hdrhistogram:HdrHistogram:2.1.12'
+    api libs.deephaven.barrage.format
+    implementation libs.hdrhistogram
 
     implementation libs.flatbuffers.java
 
@@ -24,7 +24,7 @@ dependencies {
     implementation libs.arrow.format
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     testImplementation project(':engine-test-utils')
 
diff --git a/extensions/bson-jackson/build.gradle b/extensions/bson-jackson/build.gradle
index 9eda850de91..0b66ea6ca7d 100644
--- a/extensions/bson-jackson/build.gradle
+++ b/extensions/bson-jackson/build.gradle
@@ -6,12 +6,12 @@ plugins {
 dependencies {
     api project(':extensions-json-jackson')
     api project(':engine-processor')
-    api 'de.undercouch:bson4jackson:2.15.1'
+    api libs.undercouch.bson4jackson
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
-    compileOnly 'com.google.code.findbugs:jsr305:3.0.2'
+    compileOnly libs.google.findbugs.jsr305
 
     testImplementation platform(libs.jackson.bom)
     testImplementation libs.jackson.databind
diff --git a/extensions/classgraph/build.gradle b/extensions/classgraph/build.gradle
index 45f89d8c0e0..4f165a5d69e 100644
--- a/extensions/classgraph/build.gradle
+++ b/extensions/classgraph/build.gradle
@@ -7,9 +7,9 @@ dependencies {
   compileOnly project(':engine-table')
   compileOnly project(':Util')
 
-  compileOnly 'javax.inject:javax.inject:1'
+  compileOnly libs.javax.inject
 
-  api 'io.github.classgraph:classgraph:4.8.154'
+  api libs.classgraph
 
   compileOnly libs.autoservice
   annotationProcessor libs.autoservice.compiler
diff --git a/extensions/csv/build.gradle b/extensions/csv/build.gradle
index e1b6c5d1f1d..38b4b7a8f9f 100644
--- a/extensions/csv/build.gradle
+++ b/extensions/csv/build.gradle
@@ -7,15 +7,15 @@ description 'CSV: Support to read and write engine tables from/to CSV'
 
 dependencies {
     api project(':engine-api')
-    api 'io.deephaven:deephaven-csv:0.12.0'
-    runtimeOnly 'io.deephaven:deephaven-csv-fast-double-parser:0.12.0'
+    api libs.deephaven.csv
+    runtimeOnly libs.deephaven.csv.fast.double.parser
 
     implementation project(':engine-table')
     implementation project(':engine-base')
     implementation libs.trove
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     testImplementation platform(libs.junit.bom)
     testImplementation libs.assertj
diff --git a/extensions/iceberg/build.gradle b/extensions/iceberg/build.gradle
index 704f3fb9cd2..2c30f242bfe 100644
--- a/extensions/iceberg/build.gradle
+++ b/extensions/iceberg/build.gradle
@@ -18,7 +18,7 @@ dependencies {
     annotationProcessor libs.autoservice.compiler
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     implementation libs.parquet.hadoop
 
diff --git a/extensions/jdbc/build.gradle b/extensions/jdbc/build.gradle
index f9141e8038b..f2ac49ccc84 100644
--- a/extensions/jdbc/build.gradle
+++ b/extensions/jdbc/build.gradle
@@ -17,7 +17,7 @@ dependencies {
     testImplementation libs.assertj
 
     testImplementation project(':engine-test-utils')
-    testImplementation 'com.h2database:h2:2.1.212'
+    testImplementation libs.h2database.h2
 
     testRuntimeOnly project(':log-to-slf4j')
     testRuntimeOnly project(':configs')
diff --git a/extensions/json-jackson/build.gradle b/extensions/json-jackson/build.gradle
index 5d12d000382..c46c5c96896 100644
--- a/extensions/json-jackson/build.gradle
+++ b/extensions/json-jackson/build.gradle
@@ -10,7 +10,7 @@ dependencies {
     api libs.jackson.core
 
     // https://github.com/FasterXML/jackson-core/issues/1229
-    implementation 'ch.randelshofer:fastdoubleparser:1.0.0'
+    implementation libs.randelshofer.fastdoubleparser
 
     api project(':extensions-json')
 
@@ -20,11 +20,11 @@ dependencies {
     implementation project(':engine-time')
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     compileOnly libs.autoservice
     annotationProcessor libs.autoservice.compiler
-    compileOnly 'com.google.code.findbugs:jsr305:3.0.2'
+    compileOnly libs.google.findbugs.jsr305
 
     testImplementation libs.assertj
     testImplementation platform(libs.junit.bom)
diff --git a/extensions/json/build.gradle b/extensions/json/build.gradle
index 8e32c2bf64b..95e1a7534ad 100644
--- a/extensions/json/build.gradle
+++ b/extensions/json/build.gradle
@@ -5,9 +5,9 @@ plugins {
 
 dependencies {
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
-    compileOnly 'com.google.code.findbugs:jsr305:3.0.2'
+    compileOnly libs.google.findbugs.jsr305
 
     testImplementation libs.assertj
     testImplementation platform(libs.junit.bom)
diff --git a/extensions/kafka/build.gradle b/extensions/kafka/build.gradle
index 7c381a35d08..65968c51d52 100644
--- a/extensions/kafka/build.gradle
+++ b/extensions/kafka/build.gradle
@@ -16,9 +16,9 @@ dependencies {
     // Using io.confluent dependencies requires code in the toplevel build.gradle to add their maven repository.
     // Note: the -ccs flavor is provided by confluent as their community edition. It is equivalent to the maven central
     // version, but has a different version to make it easier to keep confluent dependencies aligned.
-    api 'org.apache.kafka:kafka-clients:7.6.0-ccs'
-    api 'io.confluent:kafka-avro-serializer:7.6.0'
-    api 'io.confluent:kafka-protobuf-serializer:7.6.0'
+    api libs.confluent.kafka.clients
+    api libs.confluent.avro.serializer
+    api libs.confluent.protobuf.serializer
 
     // When updating the kafka implementation, it may be useful to test out the minimum kafka version that our code
     // compiles, tests, and runs with. If we want to offer more strict guarantees in these regards in the future, at
@@ -36,7 +36,7 @@ dependencies {
     implementation libs.commons.lang3
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     testImplementation project(':engine-test-utils')
     testImplementation libs.junit4
diff --git a/extensions/parquet/benchmark/build.gradle b/extensions/parquet/benchmark/build.gradle
index eb76219b9f3..a2a1109908c 100644
--- a/extensions/parquet/benchmark/build.gradle
+++ b/extensions/parquet/benchmark/build.gradle
@@ -20,8 +20,8 @@ dependencies {
     testImplementation TestTools.projectDependency(project, 'engine-rowset')
     testImplementation TestTools.projectDependency(project, 'engine-table')
 
-    testAnnotationProcessor 'org.openjdk.jmh:jmh-generator-annprocess:1.21'
-    testCompileOnly 'org.openjdk.jmh:jmh-generator-annprocess:1.21'
+    testAnnotationProcessor libs.jmh.generator.annprocess
+    testCompileOnly libs.jmh.generator.annprocess
 
     testRuntimeOnly project(path: ':configs')
     testRuntimeOnly project(path: ':test-configs')
diff --git a/extensions/parquet/compression/build.gradle b/extensions/parquet/compression/build.gradle
index 3f9ab1843a2..2933c53c96d 100644
--- a/extensions/parquet/compression/build.gradle
+++ b/extensions/parquet/compression/build.gradle
@@ -18,16 +18,16 @@ dependencies {
 
     compileOnly libs.jetbrains.annotations
 
-    runtimeOnly('org.lz4:lz4-java:1.8.0') {
+    runtimeOnly(libs.lz4.java) {
         // also consider lz4-pure-java to avoid native code
         because 'hadoop-common required dependency for LZ4Codec'
     }
     // Pick up default jvm-compatible compression codecs
-    implementation('io.airlift:aircompressor:0.27') {
+    implementation(libs.airlift.aircompressor) {
         because 'Provides Lz4, LZO, Zstd compression support for parquet'
     }
 
-    implementation('org.xerial.snappy:snappy-java:1.1.10.5') {
+    implementation(libs.snappy.java) {
         because 'Provides snappy compression for parquet, with native support for all platforms deephaven works on'
     }
 }
diff --git a/extensions/parquet/table/build.gradle b/extensions/parquet/table/build.gradle
index b1a6c449723..caec0e66a29 100644
--- a/extensions/parquet/table/build.gradle
+++ b/extensions/parquet/table/build.gradle
@@ -43,9 +43,9 @@ dependencies {
     implementation libs.jackson.datatype.jdk8
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
-    compileOnly 'com.google.code.findbugs:jsr305:3.0.2'
+    compileOnly libs.google.findbugs.jsr305
 
     testImplementation project(':base-test-utils')
     testImplementation project(':engine-test-utils')
@@ -66,7 +66,7 @@ dependencies {
     runtimeOnly project(':extensions-trackedfile')
 
     brotliTestImplementation project(':extensions-parquet-table')
-    brotliTestImplementation('com.github.rdblue:brotli-codec:0.1.1')
+    brotliTestImplementation(libs.rdblue.brotli.codec)
     brotliTestRuntimeOnly project(':log-to-slf4j'),
                          project(path: ':configs'),
                          project(path: ':test-configs')
diff --git a/extensions/protobuf/build.gradle b/extensions/protobuf/build.gradle
index a4a30185ddb..18a7bff22df 100644
--- a/extensions/protobuf/build.gradle
+++ b/extensions/protobuf/build.gradle
@@ -11,7 +11,7 @@ dependencies {
     implementation project(':engine-query-constants')
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     compileOnly libs.jetbrains.annotations
 
@@ -45,6 +45,6 @@ spotless {
 
 protobuf {
     protoc {
-        artifact = 'com.google.protobuf:protoc:3.25.3'
+        artifact = "com.google.protobuf:protoc:${libs.versions.protobuf.get()}"
     }
 }
diff --git a/extensions/s3/build.gradle b/extensions/s3/build.gradle
index 23d687a4401..5f71a8db109 100644
--- a/extensions/s3/build.gradle
+++ b/extensions/s3/build.gradle
@@ -29,7 +29,7 @@ dependencies {
     annotationProcessor libs.autoservice.compiler
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     testImplementation libs.assertj
     testImplementation platform(libs.junit.bom)
diff --git a/extensions/source-support/build.gradle b/extensions/source-support/build.gradle
index 95abcd54947..8bfbe64f98a 100644
--- a/extensions/source-support/build.gradle
+++ b/extensions/source-support/build.gradle
@@ -13,7 +13,7 @@ dependencies {
     implementation project(':log-factory')
     implementation project(':Configuration')
 
-    compileOnly 'com.google.code.findbugs:jsr305:3.0.2'
+    compileOnly libs.google.findbugs.jsr305
 
     testImplementation project(':engine-test-utils')
     testImplementation libs.commons.lang3
diff --git a/extensions/suanshu/build.gradle b/extensions/suanshu/build.gradle
index 4fad4f06ee7..10998aed8b4 100644
--- a/extensions/suanshu/build.gradle
+++ b/extensions/suanshu/build.gradle
@@ -7,9 +7,9 @@ dependencies {
     compileOnly project(':Base')
     compileOnly project(':engine-table')
 
-    compileOnly 'javax.inject:javax.inject:1'
+    compileOnly libs.javax.inject
 
-    api 'io.deephaven:SuanShu:0.1.0'
+    api libs.deephaven.suan.shu
 
     compileOnly libs.autoservice
     annotationProcessor libs.autoservice.compiler
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index b7cd9dcf63f..7872413372f 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,18 +1,34 @@
 [versions]
+airlift = "0.27"
 arrow = "13.0.0"
 autoservice = "1.0.1"
 avro = "1.11.3"
 awssdk = "2.24.5"
 # See dependency matrix for particular gRPC versions at https://github.com/grpc/grpc-java/blob/master/SECURITY.md#netty
 boringssl = "2.0.61.Final"
+calcite = "1.36.0"
+classgraph = "4.8.165"
 commons-compress = "1.26.0"
 commons-io = "2.11.0"
 commons-lang3 = "3.12.0"
 commons-math3 = "3.6.1"
 commons-text = "1.10.0"
+# confluent and confluent-kafak-clients should be kept in-sync
+confluent = "7.6.0"
+confluent-kafka-clients = "7.6.0-ccs"
 dagger = "2.44"
+deephaven-barrage = "0.6.0"
+deephaven-csv = "0.12.0"
+deephaven-hash = "0.1.0"
+deephaven-suan-shu = "0.1.0"
+dev-dirs = "26"
+dsi = "8.5.13"
 elemental = "1.2.1"
+f4b6a3 = "5.2.0"
 flatbuffers = "1.12.0"
+freemarker = "2.3.31"
+google-findbugs = "3.0.2"
+google-java-allocation-instrumenter = "3.3.0"
 groovy = "3.0.21"
 # Only bump this in concert with boringssl
 grpc = "1.58.0"
@@ -21,34 +37,61 @@ gwt = "2.11.0"
 # used by GwtTools
 gwtJetty = "9.4.44.v20210927"
 hadoop = "3.4.0"
+hdrhistogram = "2.1.12"
 iceberg = "1.5.2"
 immutables = "2.9.2"
 jackson = "2.17.0"
+jakarta-servlet = "5.0.0"
+jakarta-websocket = "2.0.0"
 jama = "1.1.1"
 javaparser = "3.23.0"
+javax-annotation = "1.3.1"
+javax-inject = "1"
 javax-validation = "1.0.0.GA"
 jdom2 = "2.0.6.1"
 jetbrains = "24.0.0"
 jetty = "11.0.20"
+jpy = "0.17.0"
 jsinterop = "2.0.2"
 # google is annoying, and have different versions released for the same groupId
 jsinterop-base = "1.0.1"
 logback = "1.4.14"
+lz4 = "1.8.0"
+mindrot = "0.4"
+nidi = "0.18.1"
+oshi = "5.8.3"
+pac4j = "5.7.0"
 parquet = "1.14.0"
+picocli = "4.6.1"
+postgresql = "42.7.1"
 protobuf = "3.25.3"
+randelshofer = "1.0.0"
+rdblue = "0.1.1"
+selenium = "4.16.1"
 slf4j = "2.0.11"
+snappy = "1.1.10.5"
+squareup = "1.13.0"
 sslcontext = "8.1.1"
+tdunning = "3.2"
 trove = "3.0.3"
+undercouch = "2.15.1"
 univocity = "2.6.0"
+vertispan-nio = "1.0-alpha-1"
+vertispan-ts-defs = "1.0.0-RC4"
 
 # test versions
 assertj = "3.19.0"
+h2database = "2.1.212"
 jmock = "2.12.0"
 junit = "5.7.2"
 junit4 = "4.13.2"
 testcontainers = "1.19.4"
+jmh = "1.35"
+spockframework = "2.0-groovy-3.0"
 
 [libraries]
+airlift-aircompressor = { module = "io.airlift:aircompressor", version.ref = "airlift"}
+
 arrow-compression = { module = "org.apache.arrow:arrow-compression", version.ref = "arrow" }
 arrow-format = { module = "org.apache.arrow:arrow-format", version.ref = "arrow" }
 arrow-vector = { module = "org.apache.arrow:arrow-vector", version.ref = "arrow" }
@@ -69,6 +112,10 @@ awssdk-sts = { module = "software.amazon.awssdk:sts" }
 
 boringssl = { module = "io.netty:netty-tcnative-boringssl-static", version.ref = "boringssl" }
 
+calcite-core = { module = "org.apache.calcite:calcite-core", version.ref = "calcite" }
+
+classgraph = { module = "io.github.classgraph:classgraph", version.ref = "classgraph" }
+
 commons-compress = { module = "org.apache.commons:commons-compress", version.ref = "commons-compress" }
 
 commons-io = { module = "commons-io:commons-io", version.ref = "commons-io" }
@@ -79,13 +126,40 @@ commons-math3 = { module = "org.apache.commons:commons-math3", version.ref = "co
 
 commons-text = { module = "org.apache.commons:commons-text", version.ref = "commons-text" }
 
+confluent-avro-serializer = { module = "io.confluent:kafka-avro-serializer", version.ref = "confluent" }
+confluent-protobuf-serializer = { module = "io.confluent:kafka-protobuf-serializer", version.ref = "confluent" }
+
+confluent-kafka-clients = { module = "org.apache.kafka:kafka-clients", version.ref = "confluent-kafka-clients" }
+
 dagger = { module = "com.google.dagger:dagger", version.ref = "dagger" }
 dagger-compiler = { module = "com.google.dagger:dagger-compiler", version.ref = "dagger" }
 
+deephaven-barrage-core = { module = "io.deephaven.barrage:barrage-core", version.ref = "deephaven-barrage" }
+deephaven-barrage-format = { module = "io.deephaven.barrage:barrage-format", version.ref = "deephaven-barrage" }
+
+deephaven-csv = { module = "io.deephaven:deephaven-csv", version.ref = "deephaven-csv" }
+deephaven-csv-fast-double-parser = { module = "io.deephaven:deephaven-csv-fast-double-parser", version.ref = "deephaven-csv" }
+
+deephaven-hash = { module = "io.deephaven:hash", version.ref = "deephaven-hash" }
+
+deephaven-suan-shu = { module = "io.deephaven:SuanShu", version.ref = "deephaven-suan-shu" }
+
+dev-dirs-directories = { module = "dev.dirs:directories", version.ref = "dev-dirs" }
+
+dsi-fastutil = { module = "it.unimi.dsi:fastutil", version.ref = "dsi" }
+
 elemental-core = { module = "com.google.elemental2:elemental2-core", version.ref = "elemental" }
 
+f4b6a3-uuid-creator = { module = "com.github.f4b6a3:uuid-creator", version.ref = "f4b6a3" }
+
 flatbuffers-java = { module = "com.google.flatbuffers:flatbuffers-java", version.ref = "flatbuffers" }
 
+freemarker = { module = "org.freemarker:freemarker", version.ref = "freemarker" }
+
+google-findbugs-jsr305 = { module = "com.google.code.findbugs:jsr305", version.ref = "google-findbugs" }
+
+google-java-allocation-instrumenter = { module = "com.google.code.java-allocation-instrumenter:java-allocation-instrumenter", version.ref = "google-java-allocation-instrumenter"}
+
 groovy = { module = "org.codehaus.groovy:groovy", version.ref = "groovy" }
 groovy-json = { module = "org.codehaus.groovy:groovy-json", version.ref = "groovy" }
 groovy-templates = { module = "org.codehaus.groovy:groovy-templates", version.ref = "groovy" }
@@ -111,13 +185,16 @@ woodstox-core = { module = "com.fasterxml.woodstox:woodstox-core", version = "6.
 hadoop-shaded-guava = { module = "org.apache.hadoop.thirdparty:hadoop-shaded-guava", version = "1.2.0" }
 commons-collections = { module = "commons-collections:commons-collections", version = "3.2.2" }
 
+hdrhistogram = { module = "org.hdrhistogram:HdrHistogram", version.ref = "hdrhistogram" }
+
 iceberg-api = { module = "org.apache.iceberg:iceberg-api" }
 iceberg-aws = { module = "org.apache.iceberg:iceberg-aws" }
 iceberg-bom = { module = "org.apache.iceberg:iceberg-bom", version.ref = "iceberg" }
 iceberg-bundled-guava = { module = "org.apache.iceberg:iceberg-bundled-guava" }
 iceberg-core = { module = "org.apache.iceberg:iceberg-core" }
 
-immutables = { module = "org.immutables:value", version.ref = "immutables" }
+immutables-value = { module = "org.immutables:value", version.ref = "immutables" }
+immutables-value-annotations = { module = "org.immutables:value-annotations", version.ref = "immutables" }
 
 elemental-dom = { module = "com.google.elemental2:elemental2-dom", version.ref = "elemental" }
 elemental-promise = { module = "com.google.elemental2:elemental2-promise", version.ref = "elemental" }
@@ -129,10 +206,18 @@ jackson-databind = { module = "com.fasterxml.jackson.core:jackson-databind" }
 jackson-dataformat-yaml = { module = "com.fasterxml.jackson.dataformat:jackson-dataformat-yaml" }
 jackson-datatype-jdk8 = { module = "com.fasterxml.jackson.datatype:jackson-datatype-jdk8" }
 
+jakarata-servlet-api = { module = "jakarta.servlet:jakarta.servlet-api", version.ref = "jakarta-servlet" }
+
+jakarta-websocket-api = { module = "jakarta.websocket:jakarta.websocket-api", version.ref = "jakarta-websocket" }
+
 jama = { module = "gov.nist.math.jama:gov.nist.math.jama", version.ref = "jama" }
 
 javaparser-core = { module = "com.github.javaparser:javaparser-core", version.ref = "javaparser" }
 
+javax-annotation-api = { module = "javax.annotation:javax.annotation-api", version.ref = "javax-annotation" }
+
+javax-inject = { module = "javax.inject:javax.inject", version.ref = "javax-inject" }
+
 javax-validation-api = { module = "javax.validation:validation-api", version.ref = "javax-validation" }
 
 jdom2 = { module = "org.jdom:jdom2", version.ref = "jdom2" }
@@ -148,30 +233,71 @@ jetty-servlets = { module = "org.eclipse.jetty:jetty-servlets" }
 jetty-webapp = { module = "org.eclipse.jetty:jetty-webapp" }
 jetty-websocket-jakarta-server = { module = "org.eclipse.jetty.websocket:websocket-jakarta-server" }
 
+jpy = { module = "org.jpyconsortium:jpy", version.ref = "jpy" }
+
 jsinterop-annotations = { module = "com.google.jsinterop:jsinterop-annotations", version.ref = "jsinterop" }
 jsinterop-base = { module = "com.google.jsinterop:base", version.ref = "jsinterop-base" }
 
 logback-classic = { module = "ch.qos.logback:logback-classic", version.ref = "logback" }
 
+lz4-java = { module = "org.lz4:lz4-java", version.ref = "lz4" }
+
+mindrot-jbcrypt = { module = "org.mindrot:jbcrypt", version.ref = "mindrot" }
+
+nidi-graphviz-java = { module = "guru.nidi:graphviz-java", version.ref = "nidi" }
+
+oshi-core = { module = "com.github.oshi:oshi-core", version.ref = "oshi" }
+
+pac4j-http = { module = "org.pac4j:pac4j-http", version.ref = "pac4j" }
+pac4j-oidc = { module = "org.pac4j:pac4j-oidc", version.ref = "pac4j" }
+
 parquet-hadoop = { module = "org.apache.parquet:parquet-hadoop", version.ref = "parquet" }
 
+picocli = { module = "info.picocli:picocli", version.ref = "picocli" }
+
+postgresql = { module = "org.postgresql:postgresql", version.ref = "postgresql" }
+
 protobuf-java = { module = "com.google.protobuf:protobuf-java", version.ref = "protobuf" }
 
+randelshofer-fastdoubleparser = { module = "ch.randelshofer:fastdoubleparser", version.ref = "randelshofer" }
+
+rdblue-brotli-codec = { module = "com.github.rdblue:brotli-codec", version.ref = "rdblue" }
+
+selenium-remote-driver = { module = "org.seleniumhq.selenium:selenium-remote-driver", version.ref = "selenium" }
+
 slf4j-api = { module = "org.slf4j:slf4j-api", version.ref = "slf4j" }
 slf4j-jul-to-slf4j = { module = "org.slf4j:jul-to-slf4j", version.ref = "slf4j" }
 slf4j-simple = { module = "org.slf4j:slf4j-simple", version.ref = "slf4j" }
 
+snappy-java = { module = "org.xerial.snappy:snappy-java", version.ref = "snappy" }
+
+squareup-javapoet = { module = "com.squareup:javapoet", version.ref = "squareup" }
+
 sslcontext-kickstart = { module = "io.github.hakky54:sslcontext-kickstart", version.ref = "sslcontext" }
 sslcontext-kickstart-jetty = { module = "io.github.hakky54:sslcontext-kickstart-for-jetty", version.ref = "sslcontext" }
 sslcontext-kickstart-netty = { module = "io.github.hakky54:sslcontext-kickstart-for-netty", version.ref = "sslcontext" }
 
+tdunning-t-digest = { module = "com.tdunning:t-digest", version.ref = "tdunning" }
+
 trove = { module = "net.sf.trove4j:trove4j", version.ref = "trove" }
 
+undercouch-bson4jackson = { module = "de.undercouch:bson4jackson", version.ref = "undercouch" }
+
 univocity-parsers = { module = "com.univocity:univocity-parsers", version.ref = "univocity" }
 
+vertispan-nio-gwt = { module = "com.vertispan.nio:gwt-nio", version.ref = "vertispan-nio" }
+
+vertispan-ts-defs-annotations = { module = "com.vertispan.tsdefs:jsinterop-ts-defs-annotations", version.ref = "vertispan-ts-defs" }
+vertispan-ts-defs-doclet = { module = "com.vertispan.tsdefs:jsinterop-ts-defs-doclet", version.ref = "vertispan-ts-defs" }
+
 # test libraries
 assertj = { module = "org.assertj:assertj-core", version.ref = "assertj" }
 
+h2database-h2 = { module = "com.h2database:h2", version.ref = "h2database" }
+
+jmh-core = { module = "org.openjdk.jmh:jmh-core", version.ref = "jmh" }
+jmh-generator-annprocess = { module = "org.openjdk.jmh:jmh-generator-annprocess", version.ref = "jmh" }
+
 jmock-imposters = { module = "org.jmock:jmock-imposters", version.ref = "jmock" }
 jmock-junit4 = { module = "org.jmock:jmock-junit4", version.ref = "jmock" }
 
@@ -183,6 +309,8 @@ junit-vintage-engine = { module = "org.junit.vintage:junit-vintage-engine" }
 
 junit4 = { module = "junit:junit", version.ref = "junit4" }
 
+spockframework-core = { module = "org.spockframework:spock-core", version.ref = "spockframework" }
+
 testcontainers = { module = "org.testcontainers:testcontainers", version.ref = "testcontainers" }
 testcontainers-junit-jupiter = { module = "org.testcontainers:junit-jupiter", version.ref = "testcontainers" }
 testcontainers-localstack = { module = "org.testcontainers:localstack", version.ref = "testcontainers" }
diff --git a/grpc-java/grpc-servlet-jakarta/build.gradle b/grpc-java/grpc-servlet-jakarta/build.gradle
index 970233fb67a..cae116e6b18 100644
--- a/grpc-java/grpc-servlet-jakarta/build.gradle
+++ b/grpc-java/grpc-servlet-jakarta/build.gradle
@@ -6,8 +6,7 @@ plugins {
 dependencies {
     implementation platform(libs.grpc.bom)
     implementation libs.grpc.core
-    compileOnly 'jakarta.servlet:jakarta.servlet-api:5.0.0',
-            'org.apache.tomcat:annotations-api:6.0.53'
+    compileOnly libs.jakarata.servlet.api
 
     implementation libs.guava
 }
diff --git a/grpc-java/grpc-servlet-websocket-jakarta/build.gradle b/grpc-java/grpc-servlet-websocket-jakarta/build.gradle
index b4b881e8d05..08fd255e100 100644
--- a/grpc-java/grpc-servlet-websocket-jakarta/build.gradle
+++ b/grpc-java/grpc-servlet-websocket-jakarta/build.gradle
@@ -7,10 +7,10 @@ dependencies {
     implementation platform(libs.grpc.bom)
     implementation libs.grpc.core
 //    compileOnly 'javax.servlet:javax.servlet-api:4.0.1'
-    implementation 'jakarta.servlet:jakarta.servlet-api:5.0.0'
+    implementation libs.jakarata.servlet.api
 
 //    compileOnly 'javax.websocket:javax.websocket-api:1.1'
-    implementation 'jakarta.websocket:jakarta.websocket-api:2.0.0'
+    implementation libs.jakarta.websocket.api
 
     implementation libs.guava
 }
diff --git a/java-client/barrage/build.gradle b/java-client/barrage/build.gradle
index 135471b40c8..429b139fcb2 100644
--- a/java-client/barrage/build.gradle
+++ b/java-client/barrage/build.gradle
@@ -10,10 +10,10 @@ dependencies {
     api project(':extensions-barrage')
     implementation project(':log-factory')
 
-    compileOnly 'javax.inject:javax.inject:1'
+    compileOnly libs.javax.inject
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     implementation libs.slf4j.api
     testRuntimeOnly libs.slf4j.simple
diff --git a/java-client/example-utilities/build.gradle b/java-client/example-utilities/build.gradle
index 15abc65c4b3..4ed0a1cab8c 100644
--- a/java-client/example-utilities/build.gradle
+++ b/java-client/example-utilities/build.gradle
@@ -4,7 +4,7 @@ plugins {
 }
 
 dependencies {
-    api 'info.picocli:picocli:4.6.1'
+    api libs.picocli
     api project(':java-client-session')
 
     api platform(libs.grpc.bom)
diff --git a/java-client/flight-examples/build.gradle b/java-client/flight-examples/build.gradle
index ed9dd880546..1f1436acd80 100644
--- a/java-client/flight-examples/build.gradle
+++ b/java-client/flight-examples/build.gradle
@@ -7,7 +7,7 @@ dependencies {
     implementation project(':java-client-flight')
     implementation project(':java-client-example-utilities')
 
-    implementation "io.deephaven.barrage:barrage-format:0.6.0"
+    implementation libs.deephaven.barrage.format
 
     testImplementation libs.assertj
     testImplementation platform(libs.junit.bom)
diff --git a/java-client/flight/build.gradle b/java-client/flight/build.gradle
index a2f0a14a7d8..e88d8d58b5f 100644
--- a/java-client/flight/build.gradle
+++ b/java-client/flight/build.gradle
@@ -16,7 +16,7 @@ dependencies {
     annotationProcessor libs.autoservice.compiler
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     testImplementation libs.assertj
     testImplementation platform(libs.junit.bom)
diff --git a/java-client/session/build.gradle b/java-client/session/build.gradle
index 000c8b2035d..ef210ce3c64 100644
--- a/java-client/session/build.gradle
+++ b/java-client/session/build.gradle
@@ -22,11 +22,11 @@ dependencies {
   implementation libs.sslcontext.kickstart.netty
 
   compileOnly project(':util-immutables')
-  annotationProcessor libs.immutables
+  annotationProcessor libs.immutables.value
 
   compileOnly libs.autoservice
   annotationProcessor libs.autoservice.compiler
-  compileOnly 'javax.inject:javax.inject:1'
+  compileOnly libs.javax.inject
 
   testImplementation platform(libs.junit.bom)
   testImplementation libs.junit.jupiter
diff --git a/java-client/uri/build.gradle b/java-client/uri/build.gradle
index cbefb237167..884ec0cae4c 100644
--- a/java-client/uri/build.gradle
+++ b/java-client/uri/build.gradle
@@ -7,7 +7,7 @@ description = 'The Deephaven URI library'
 
 dependencies {
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     testImplementation platform(libs.junit.bom)
     testImplementation libs.junit.jupiter
diff --git a/open-api/lang-tools/lang-tools.gradle b/open-api/lang-tools/lang-tools.gradle
index 07ace25f46d..4b948ea16b7 100644
--- a/open-api/lang-tools/lang-tools.gradle
+++ b/open-api/lang-tools/lang-tools.gradle
@@ -13,7 +13,7 @@ dependencies {
     implementation project(':IO')
     implementation project(':log-factory')
 
-    testImplementation 'org.spockframework:spock-core:2.0-groovy-3.0'
+    testImplementation libs.spockframework.core
 
     testImplementation platform(libs.junit.bom)
     testImplementation libs.junit.jupiter
diff --git a/plugin/build.gradle b/plugin/build.gradle
index c067fbe73a7..8300d781252 100644
--- a/plugin/build.gradle
+++ b/plugin/build.gradle
@@ -7,5 +7,5 @@ description = 'The Deephaven plugin interface'
 
 dependencies {
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 }
diff --git a/proto/proto-backplane-grpc/build.gradle b/proto/proto-backplane-grpc/build.gradle
index 54a277a296d..7d1e68d7653 100644
--- a/proto/proto-backplane-grpc/build.gradle
+++ b/proto/proto-backplane-grpc/build.gradle
@@ -35,13 +35,13 @@ dependencies {
   // downstream classpaths
   compileOnly libs.arrow.flight.core
 
-  compileOnly 'javax.inject:javax.inject:1'
-  compileOnly "javax.annotation:javax.annotation-api:1.3.1"
+  compileOnly libs.javax.inject
+  compileOnly libs.javax.annotation.api
 
   // technically we should have a runtime dependency on barrage-core, but instead we are regenerating
   // the same output that it contains, and we have declared the correct dependencies as necessary
   //  compile 'io.deephaven.barrage:barrage-core:0.5.0'
-  download 'io.deephaven.barrage:barrage-core:0.6.0'
+  download libs.deephaven.barrage.core
   download libs.arrow.flight.core
 
   testImplementation libs.junit4
diff --git a/py/jpy-ext/build.gradle b/py/jpy-ext/build.gradle
index b72f627e6d0..a8f697b0945 100644
--- a/py/jpy-ext/build.gradle
+++ b/py/jpy-ext/build.gradle
@@ -16,6 +16,6 @@ plugins {
 }
 
 dependencies {
-  api 'org.jpyconsortium:jpy:0.17.0'
+  api libs.jpy
   api project(':deephaven-jpy-config')
 }
diff --git a/qst/build.gradle b/qst/build.gradle
index 27709e05351..83b2b504349 100644
--- a/qst/build.gradle
+++ b/qst/build.gradle
@@ -11,7 +11,7 @@ dependencies {
     implementation project(':engine-query-constants')
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     testImplementation libs.assertj
     testImplementation platform(libs.junit.bom)
diff --git a/qst/graphviz/build.gradle b/qst/graphviz/build.gradle
index 2de5dcdaa43..8ff3d3bd868 100644
--- a/qst/graphviz/build.gradle
+++ b/qst/graphviz/build.gradle
@@ -8,9 +8,9 @@ description = "Converts a list of QSTs into other formats."
 dependencies {
     implementation project(':qst')
 
-    implementation 'guru.nidi:graphviz-java:0.18.1'
+    implementation libs.nidi.graphviz.java
 
-    implementation 'info.picocli:picocli:4.6.1'
+    implementation libs.picocli
 
     testImplementation libs.assertj
     testImplementation platform(libs.junit.bom)
diff --git a/qst/type/build.gradle b/qst/type/build.gradle
index d41c479e2d7..6a31a0322c0 100644
--- a/qst/type/build.gradle
+++ b/qst/type/build.gradle
@@ -7,7 +7,7 @@ description = 'The Deephaven QST Types'
 
 dependencies {
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     testImplementation libs.assertj
     testImplementation platform(libs.junit.bom)
diff --git a/replication/reflective/build.gradle b/replication/reflective/build.gradle
index 2e85df34e49..adf1a41e815 100644
--- a/replication/reflective/build.gradle
+++ b/replication/reflective/build.gradle
@@ -8,7 +8,7 @@ description 'Reflective Replicators: Source code generators and replicators with
 dependencies {
     implementation project(':replication-util')
     implementation project(':engine-table')
-    implementation 'com.squareup:javapoet:1.13.0'
+    implementation libs.squareup.javapoet
     implementation libs.trove
     implementation libs.commons.io
     implementation libs.commons.lang3
diff --git a/replication/util/build.gradle b/replication/util/build.gradle
index 1747b07c4e1..8375f4ff869 100644
--- a/replication/util/build.gradle
+++ b/replication/util/build.gradle
@@ -9,5 +9,5 @@ dependencies {
     implementation project(':Base'),
             libs.commons.io
 
-    compileOnly 'com.google.code.findbugs:jsr305:3.0.2'
+    compileOnly libs.google.findbugs.jsr305
 }
diff --git a/server/build.gradle b/server/build.gradle
index 01fb7ea8c0f..cc56e562501 100644
--- a/server/build.gradle
+++ b/server/build.gradle
@@ -24,7 +24,7 @@ dependencies {
     api(project(':java-client-session-dagger')) {
         because 'downstream dagger compile, see deephaven-core#1722'
     }
-    implementation 'org.hdrhistogram:HdrHistogram:2.1.12'
+    implementation libs.hdrhistogram
 
     implementation project(':proto:proto-backplane-grpc-flight')
     api(project(':open-api-lang-tools')) {
@@ -37,7 +37,7 @@ dependencies {
     api(project(':application-mode')) {
         because 'downstream dagger compile, see deephaven-core#1722'
     }
-    implementation 'com.github.f4b6a3:uuid-creator:5.2.0'
+    implementation libs.f4b6a3.uuid.creator
 
     api(project(':Configuration')) {
         because 'jetty/netty implementations will access the configuration in their main()s'
@@ -59,7 +59,7 @@ dependencies {
     testAnnotationProcessor libs.autoservice.compiler
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     implementation project(':Plot')
 
@@ -94,7 +94,7 @@ dependencies {
 
     implementation project(':grpc-java:grpc-mtls')
 
-    implementation 'dev.dirs:directories:26'
+    implementation libs.dev.dirs.directories
 
     testImplementation project(':server-test-utils')
 
diff --git a/server/jetty/build.gradle b/server/jetty/build.gradle
index 2bbd813785d..a02fb606602 100644
--- a/server/jetty/build.gradle
+++ b/server/jetty/build.gradle
@@ -21,7 +21,7 @@ dependencies {
     implementation platform(libs.grpc.bom)
     implementation platform(libs.jetty.bom)
 
-    api 'jakarta.servlet:jakarta.servlet-api:5.0.0'
+    api libs.jakarata.servlet.api
     implementation libs.jetty.servlet
     implementation libs.jetty.servlets
     implementation libs.jetty.webapp
@@ -38,7 +38,7 @@ dependencies {
     implementation libs.jetty.websocket.jakarta.server
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     implementation project(':ssl-kickstart')
     implementation libs.sslcontext.kickstart.jetty
diff --git a/server/netty/build.gradle b/server/netty/build.gradle
index 6dd3c3ffb68..c67dec9c86b 100644
--- a/server/netty/build.gradle
+++ b/server/netty/build.gradle
@@ -21,7 +21,7 @@ dependencies {
     implementation libs.grpc.netty
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     implementation project(':ssl-kickstart')
     implementation libs.sslcontext.kickstart.netty
diff --git a/server/test-utils/build.gradle b/server/test-utils/build.gradle
index 37884eca41c..d9b0e11bb0a 100644
--- a/server/test-utils/build.gradle
+++ b/server/test-utils/build.gradle
@@ -20,7 +20,7 @@ dependencies {
     api libs.grpc.testing
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     implementation libs.arrow.flight.core
 
diff --git a/sql/build.gradle b/sql/build.gradle
index 84465d1b86e..a041810df00 100644
--- a/sql/build.gradle
+++ b/sql/build.gradle
@@ -8,7 +8,7 @@ description = 'The Deephaven SQL parser'
 
 dependencies {
     api project(':qst')
-    implementation 'org.apache.calcite:calcite-core:1.36.0'
+    implementation libs.calcite.core
     constraints {
         // This constraint can be removed once calcite-core has next release and we can
         // pick up the fixed dependency transitively.
@@ -18,7 +18,7 @@ dependencies {
     }
 
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     testImplementation libs.assertj
     testImplementation platform(libs.junit.bom)
diff --git a/ssl/config/build.gradle b/ssl/config/build.gradle
index 812ed9210c2..eec8c4b54c7 100644
--- a/ssl/config/build.gradle
+++ b/ssl/config/build.gradle
@@ -7,7 +7,7 @@ description = 'The Deephaven SSL Configuration'
 
 dependencies {
     compileOnly project(':util-immutables')
-    annotationProcessor libs.immutables
+    annotationProcessor libs.immutables.value
 
     implementation platform(libs.grpc.bom)
     api platform(libs.jackson.bom)
diff --git a/table-api/build.gradle b/table-api/build.gradle
index 25948eb6c95..53e8e1a6cff 100644
--- a/table-api/build.gradle
+++ b/table-api/build.gradle
@@ -10,9 +10,9 @@ dependencies {
   implementation libs.commons.text
 
   compileOnly project(':util-immutables')
-  annotationProcessor libs.immutables
+  annotationProcessor libs.immutables.value
 
-  compileOnly 'com.google.code.findbugs:jsr305:3.0.2'
+  compileOnly libs.google.findbugs.jsr305
 
   testImplementation libs.assertj
   testImplementation platform(libs.junit.bom)
diff --git a/web/client-api/client-api.gradle b/web/client-api/client-api.gradle
index da2fd222ac7..120940bb946 100644
--- a/web/client-api/client-api.gradle
+++ b/web/client-api/client-api.gradle
@@ -20,15 +20,15 @@ dependencies {
     implementation project(':web-shared-beans')
     implementation project(':web-client-backplane')
 
-    implementation 'com.vertispan.tsdefs:jsinterop-ts-defs-annotations:1.0.0-RC4'
-    typescriptDoclet 'com.vertispan.tsdefs:jsinterop-ts-defs-doclet:1.0.0-RC4'
+    implementation libs.vertispan.ts.defs.annotations
+    typescriptDoclet libs.vertispan.ts.defs.doclet
 
-    implementation 'com.vertispan.nio:gwt-nio:1.0-alpha-1'
+    implementation libs.vertispan.nio.gwt
 
     js project(path: ':proto:raw-js-openapi', configuration: 'js')
 
     testImplementation libs.junit4
-    testImplementation 'org.seleniumhq.selenium:selenium-remote-driver:4.16.1'
+    testImplementation libs.selenium.remote.driver
 
     implementation libs.elemental.core
     implementation libs.elemental.promise