# Web3 technologies

Canonical: https://gaboesquivel.com/tech/web3

Technologies in the Web3 area, each linked to project evidence on the site.

- [Alchemy](https://gaboesquivel.com/tech/alchemy): Blockchain RPC infrastructure used for contract interactions, wallet operations, and EVM data access in Bitlauncher and Opyn.
- [Antelope](https://gaboesquivel.com/tech/antelope): Blockchain infrastructure used for EOSIO validators, exchanges, indexing services, smart contracts, and cross-chain applications.
- [Blockchain](https://gaboesquivel.com/tech/blockchain): Blockchain application development across EVM and Antelope, including exchanges, smart contracts, indexing, wallets, and trading interfaces.
- [Ethereum](https://gaboesquivel.com/tech/ethereum): Ethereum and EVM development spanning token contracts, NFT marketplaces, blockchain integrations, and trading applications.
- [Ethers.js](https://gaboesquivel.com/tech/ethersjs): Ethereum JavaScript tooling for wallet connectivity and contract interactions in NFT marketplaces and virtual-world applications.
- [Foundry](https://gaboesquivel.com/tech/foundry): Solidity development and testing tooling used during Opyn Markets' smart-contract integration on Arbitrum testnet.
- [Hardhat](https://gaboesquivel.com/tech/hardhat): Solidity development tooling used for compiling and testing Bitlauncher's auction contracts before EOS EVM deployment.
- [NFT](https://gaboesquivel.com/tech/nft): NFT integrations across collectible marketplaces, virtual-world transactions, wallet interactions, and Flow minting applications.
- [Ponder](https://gaboesquivel.com/tech/ponder): Blockchain indexing framework used to transform Opyn's Arbitrum protocol events into queryable PostgreSQL data.
- [Solidity](https://gaboesquivel.com/tech/solidity): Smart-contract development and integration for ERC-20 tokens, EVM auctions, and blockchain trading protocols.
- [Viem](https://gaboesquivel.com/tech/viem): TypeScript EVM client used for contract interactions, event indexing, wallet operations, and blockchain trading applications.
- [Wagmi](https://gaboesquivel.com/tech/wagmi): React hooks for EVM wallet connectivity, contract interactions, and token balances in Opyn and Bitlauncher.