add evm dev tools list

docs/builder/ethereum-api.md

@@ -8,7 +8,7 @@ sidebar_position: 105
 
 DVM(Darwinia Virtual Machine) is fully compatible with EVM (Ethereum Virtual Machine) in Darwinia Network. 
 
-You can use `web3.js` or other ethereum libs to interact with Darwinia using Ethereum compactible RPC api.
+You can use `web3.js` or other [ethereum tools](#dev-tools) to interact with Darwinia using Ethereum compactible RPC api.
 
 ## RPC List
 
@@ -85,4 +85,24 @@ It is particularly important to note that CSC's genesis block does not start at
 
 The author(miner) of the ethereum block you get from `eth_getBlockByNumber()` or `eth_getBlockByHash()` is the last 20 bytes of the actual substrate block author. It's because the ethereum block is built based on substrate block and who's author is a 32-bytes address. We have to truncate to adapt ethereum block needs. **Please do not tranfer to the ethereum block author, since the private key of this address is unknown.**
 
+## Dev Tools
 
+Darwinia is EVM-compatiable, so your can use almost all toolchains for EVM. Here are some of our picks:
+
+Wallets:
+
+- [MetaMask](https://metamask.io/)
+
+Libraries:
+
+* [web3.js](https://github.com/web3/web3.js)
+* [ethers.js](https://github.com/ethers-io/ethers.js)
+
+Contract Libraries:
+
+* [OpenZeppelin](https://openzeppelin.com/)
+
+Dev Environment:
+
+* [Remix](https://remix.ethereum.org/)
+* [Hardhat](https://hardhat.org/)