Overview

Test website with Metamask with backend test scripts.

Website Demo Using GitHub Pages

https://marcuswentz.github.io/Web3_Get_Set_Contract_Metamask/

Web3 Programming Languages

Recommended for web3 development:

Javascript (ethers.js)
Rust (alloy.rs + Reth)
Golang (Geth)

Other languages:

C# (Nethermind)
C
Python
Typescript
C++ (Silkworm)
Nim (Nimbus)
Java (Besu)

Ethereum Clients

https://clientdiversity.org/

Backend Test Scripts

Scripts used to control frontend and backend smart contract logic:

-Send Ethereum to an address
-Get value from a contract with Metamask as Web3 client provider
-Set custom uint value for a contract [negative values forced to absolute value]

Testnet Smart Contract Deployments

Contract deployed and verified on Base Sepolia testnet:

https://sepolia.basescan.org/address/0xed62f27e9e886a27510dc491f5530996719ced3d#code

Test Frontend Website Locally

Run locally for testing with:

npm install http-server

then

npx http-server

or

http-server

React Templates

This website example uses Vanilla Javascript. Here are some links to other templates using React.

Vite

https://github.com/MarcusWentz/react-vite-ethers-template

Next.js

https://github.com/MarcusWentz/react-nextjs-ethers-template

Testnet Bridges Sepolia to L2 EVM Rollups

Base Sepolia

https://superbridge.app/base-sepolia

Optimism Sepolia

https://superbridge.app/op-sepolia