Test website with Metamask which also has some sample contracts and interaction scripts

Javascript
Golang
Rust
C#
Python
Nim
Java
Typescript

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]

Try the project via GitHub pages:
https://marcuswentz.github.io/Web3_Get_Set_Contract_Metamask/
Try the project via IPFS [deployed using Fleek]:
https://aged-cake-4557.on.fleek.co/

Contract deployed and verified on Base Sepolia testnet:

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

Run locally for testing with:

⚠️ Node.js version v16.14.2 is recommended to avoid errors running the website locally. ⚠️

npm install http-server

then

npx http-server

or

http-server

Note: this website example uses Vanilla Javascript.

For a similar template in React with GitHub pages support as well:

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

Testnet Bridges Sepolia to L2 EVM Rollups

Base Sepolia

https://superbridge.app/base-sepolia

Optimism Sepolia

https://superbridge.app/op-sepolia