diff --git a/KkuMulKum/Resource/Extension/NSAttributedString+.swift b/KkuMulKum/Resource/Extension/NSAttributedString+.swift
new file mode 100644
index 00000000..725c422c
--- /dev/null
+++ b/KkuMulKum/Resource/Extension/NSAttributedString+.swift
@@ -0,0 +1,26 @@
+//
+//  NSAttributedString+.swift
+//  KkuMulKum
+//
+//  Created by 김진웅 on 6/30/24.
+//
+
+import UIKit
+
+extension NSAttributedString {
+    static func pretendardString(
+        _ text: String = "",
+        style: UIFont.Pretendard
+    ) -> NSAttributedString {
+        let paragraphStyle = NSMutableParagraphStyle()
+        paragraphStyle.paragraphSpacing = style.leading
+        
+        let attributes: [NSAttributedString.Key: Any] = [
+            .paragraphStyle: paragraphStyle,
+            .font: UIFont.pretendard(style),
+            .kern: style.tracking
+        ]
+        
+        return NSAttributedString(string: text, attributes: attributes)
+    }
+}
diff --git a/KkuMulKum/Resource/Extension/UIButton+.swift b/KkuMulKum/Resource/Extension/UIButton+.swift
new file mode 100644
index 00000000..2d2492fa
--- /dev/null
+++ b/KkuMulKum/Resource/Extension/UIButton+.swift
@@ -0,0 +1,31 @@
+//
+//  UIButton+.swift
+//  KkuMulKum
+//
+//  Created by 김진웅 on 6/30/24.
+//
+
+import UIKit
+
+extension UIButton {
+    func setTitle(_ title: String, style: UIFont.Pretendard, color: UIColor) {
+        setAttributedTitle(.pretendardString(title, style: style), for: .normal)
+        setTitleColor(color, for: .normal)
+    }
+    
+    func setLayer(borderWidth: CGFloat = 0, borderColor: UIColor, cornerRadius: CGFloat) {
+        layer.borderColor = borderColor.cgColor
+        layer.cornerRadius = cornerRadius
+        layer.borderWidth = borderWidth
+    }
+    
+    func addUnderline() {
+        let attributedString = NSMutableAttributedString(string: self.titleLabel?.text ?? "")
+        attributedString.addAttribute(
+            .underlineStyle,
+            value: NSUnderlineStyle.single.rawValue,
+            range: NSRange(location: 0, length: attributedString.length)
+        )
+        setAttributedTitle(attributedString, for: .normal)
+    }
+}
diff --git a/KkuMulKum/Resource/Extension/UIFont+.swift b/KkuMulKum/Resource/Extension/UIFont+.swift
new file mode 100644
index 00000000..d26f4fd5
--- /dev/null
+++ b/KkuMulKum/Resource/Extension/UIFont+.swift
@@ -0,0 +1,45 @@
+//
+//  UIFont+.swift
+//  KkuMulKum
+//
+//  Created by 김진웅 on 6/30/24.
+//
+
+import UIKit
+
+extension UIFont {
+    static func pretendard(_ style: Pretendard) -> UIFont {
+        return UIFont(name: style.weight, size: style.size) ?? .systemFont(ofSize: style.size)
+    }
+    
+    enum Pretendard {
+        case title01, title02
+        case head01, head02
+        case body01, body02, body03, body04, body05, body06
+        case caption01, caption02
+        case label01, label02
+        
+        var weight: String {
+            switch self {
+            case .title01, .head01, .body01, .body03, .body05, .caption01, .label01: "Pretendard-SemiBold"
+            case .title02, .head02, .body02, .body04, .body06, .caption02, .label02: "Pretendard-Regular"
+            }
+        }
+        
+        var size: CGFloat {
+            switch self {
+            case .title01, .title02: 24
+            case .head01, .head02: 22
+            case .body01, .body02: 18
+            case .body03, .body04: 16
+            case .body05, .body06: 14
+            case .caption01, .caption02: 12
+            case .label01, .label02: 10
+            }
+        }
+        
+        var tracking: CGFloat { CGFloat(-2) / 100 * size }
+        
+        var leading: CGFloat { (1.6 - 1) * size }
+    }
+}
diff --git a/KkuMulKum/Resource/Extension/UILabel+.swift b/KkuMulKum/Resource/Extension/UILabel+.swift
new file mode 100644
index 00000000..057b5bfb
--- /dev/null
+++ b/KkuMulKum/Resource/Extension/UILabel+.swift
@@ -0,0 +1,37 @@
+//
+//  UILabel+.swift
+//  KkuMulKum
+//
+//  Created by 김진웅 on 6/30/24.
+//
+
+import UIKit
+
+extension UILabel {
+    func setText(_ text: String, style: UIFont.Pretendard, color: UIColor) {
+        attributedText = .pretendardString(text, style: style)
+        textColor = color
+        numberOfLines = 0
+    }
+    
+    func setHighlightText(_ words: String..., style: UIFont.Pretendard, color: UIColor? = nil) {
+        guard let currentText = attributedText?.string else { return }
+        let mutableAttributedString = NSMutableAttributedString(
+            attributedString: attributedText ?? NSAttributedString()
+        )
+        let textColor = textColor ?? .black
+        
+        for word in words {
+            let range = (currentText as NSString).range(of: word)
+            
+            if range.location != NSNotFound {
+                let highlightedAttributes: [NSAttributedString.Key: Any] = [
+                    .font: UIFont.pretendard(style),
+                    .foregroundColor: color ?? textColor
+                ]
+                mutableAttributedString.addAttributes(highlightedAttributes, range: range)
+                attributedText = mutableAttributedString
+            }
+        }
+    }
+}
diff --git a/KkuMulKum/Resource/Extension/UIStackView+.swift b/KkuMulKum/Resource/Extension/UIStackView+.swift
new file mode 100644
index 00000000..2a3f3baa
--- /dev/null
+++ b/KkuMulKum/Resource/Extension/UIStackView+.swift
@@ -0,0 +1,21 @@
+//
+//  UIStackView+.swift
+//  KkuMulKum
+//
+//  Created by 김진웅 on 6/30/24.
+//
+
+import UIKit
+
+extension UIStackView {
+    convenience init(axis: NSLayoutConstraint.Axis) {
+        self.init(frame: .zero)
+        self.axis = axis
+    }
+    
+    func addArrangedSubviews(_ views: UIView...) {
+        views.forEach {
+            self.addArrangedSubview($0)
+        }
+    }
+}
diff --git a/KkuMulKum/Resource/Extension/UITextField+.swift b/KkuMulKum/Resource/Extension/UITextField+.swift
new file mode 100644
index 00000000..f7a51af5
--- /dev/null
+++ b/KkuMulKum/Resource/Extension/UITextField+.swift
@@ -0,0 +1,52 @@
+//
+//  UITextField+.swift
+//  KkuMulKum
+//
+//  Created by 김진웅 on 6/30/24.
+//
+
+import UIKit
+
+extension UITextField {
+    func addPadding(left: CGFloat? = nil, right: CGFloat? = nil) {
+        if let left {
+            leftView = UIView(frame: CGRect(x: 0, y: 0, width: left, height: 0))
+            leftViewMode = .always
+        }
+        
+        if let right {
+            rightView = UIView(frame: CGRect(x: 0, y: 0, width: right, height: 0))
+            rightViewMode = .always
+        }
+    }
+    
+    func setText(
+        placeholder: String,
+        textColor: UIColor,
+        backgroundColor: UIColor,
+        placeholderColor: UIColor,
+        style: UIFont.Pretendard
+    ) {
+        self.textColor = textColor
+        self.backgroundColor = backgroundColor
+        attributedPlaceholder = NSAttributedString(
+            string: placeholder,
+            attributes: [.foregroundColor: placeholderColor, .font: style, .kern: style.tracking]
+        )
+        self.attributedText = .pretendardString(style: style)
+    }
+    
+    func setAutoType(
+        autocapitalizationType: UITextAutocapitalizationType = .none,
+        autocorrectionType: UITextAutocorrectionType = .no
+    ) {
+        self.autocapitalizationType = autocapitalizationType
+        self.autocorrectionType = autocorrectionType
+    }
+    
+    func setLayer(borderWidth: CGFloat = 0, borderColor: UIColor, cornerRadius: CGFloat) {
+        layer.borderColor = borderColor.cgColor
+        layer.cornerRadius = cornerRadius
+        layer.borderWidth = borderWidth
+    }
+}
diff --git a/KkuMulKum/Resource/Extension/UIView+.swift b/KkuMulKum/Resource/Extension/UIView+.swift
new file mode 100644
index 00000000..46deccd1
--- /dev/null
+++ b/KkuMulKum/Resource/Extension/UIView+.swift
@@ -0,0 +1,27 @@
+//
+//  UIView+.swift
+//  KkuMulKum
+//
+//  Created by 김진웅 on 6/30/24.
+//
+
+import UIKit
+
+extension UIView {
+    convenience init(backgroundColor: UIColor) {
+        self.init(frame: .zero)
+        self.backgroundColor = backgroundColor
+    }
+    
+    func addSubviews(_ views: UIView...) {
+        views.forEach {
+            addSubview($0)
+        }
+    }
+    
+    func roundCorners(cornerRadius: CGFloat, maskedCorners: CACornerMask) {
+        clipsToBounds = true
+        layer.cornerRadius = cornerRadius
+        layer.maskedCorners = CACornerMask(arrayLiteral: maskedCorners)
+    }
+}
diff --git a/KkuMulKum/Resource/Util/ReuseIdentifiable.swift b/KkuMulKum/Resource/Util/ReuseIdentifiable.swift
new file mode 100644
index 00000000..8c261e99
--- /dev/null
+++ b/KkuMulKum/Resource/Util/ReuseIdentifiable.swift
@@ -0,0 +1,14 @@
+//
+//  ReuseIdentifiable.swift
+//  KkuMulKum
+//
+//  Created by 김진웅 on 6/30/24.
+//
+
+import Foundation
+
+protocol ReuseIdentifiable {}
+
+extension ReuseIdentifiable {
+    static var reuseIdentifier: String { String(describing: self) }
+}
diff --git a/KkuMulKum/Resource/Util/Screen.swift b/KkuMulKum/Resource/Util/Screen.swift
new file mode 100644
index 00000000..a0e4b9b6
--- /dev/null
+++ b/KkuMulKum/Resource/Util/Screen.swift
@@ -0,0 +1,22 @@
+//
+//  Screen.swift
+//  KkuMulKum
+//
+//  Created by 김진웅 on 6/30/24.
+//
+
+import UIKit
+
+enum Screen {
+    static func width(_ value: CGFloat) -> CGFloat {
+        let screenWidth = UIScreen.main.bounds.width
+        let designWidth: CGFloat = 375.0
+        return screenWidth / designWidth * value
+    }
+    
+    static func height(_ value: CGFloat) -> CGFloat {
+        let screenHeight = UIScreen.main.bounds.height
+        let designHeight: CGFloat = 812.0
+        return screenHeight / designHeight * value
+    }
+}