OpenOcean
OpenOcean is a decentralized exchange on Aptos. It sits within the DeFi apps category. The project is described by its maintainers as…
Web3 Developer Tools Directory
A directory of 4,241 tools and services for building on web3 — RPC and node providers, smart contract frameworks, indexing and data pipelines, security and auditing, wallet and account infrastructure, oracles, storage, and DeFi applications. Entries span 125 categories across 53 chains, and each one records the project's website, documentation, source code and community channels where they exist.
Availability is checked automatically against each project's own website. Projects whose sites had gone offline are excluded from this listing.
4,241 tools
OpenXSwap
OpenXSwap operates as a decentralized exchange on OP Mainnet. It sits within the DeFi apps category. Further details are published at openxswap.exchange.…
Opinion
Opinion is a Web3 prediction market on BNB Chain. It sits within the DeFi apps category. Resources include developer documentation. Community channels…
Opium
Opium is a decentralized option on Polygon. It sits within the DeFi apps category. Resources include developer documentation and a public GitHub…
Optix
Optix operates as a decentralized option on Arbitrum. It sits within the DeFi apps category. Further details are published at optixprotocol.com. Chain…
Opus
Opus is a decentralized cdp on Starknet. It also appears under Stablecoin issuers. Resources include developer documentation. Further details are published at…
Opyn
Opyn is listed as a decentralized option on Polygon. It sits within the DeFi apps category. Further details are published at opyn.co.…
OracleAI Predict
OracleAI Predict operates as a Web3 prediction market on BNB Chain. It sits within the DeFi apps category. The project is described…
Orai Quant Terminal
Orai Quant Terminal is listed as a DeFi yield aggregator on Arbitrum. It sits within the DeFi apps category. Further details are…
OraiDEX
OraiDEX is listed as a decentralized exchange on Cosmos. It also appears under Web3 bridges. Resources include a public GitHub repository. Further…
Orby Network
Orby Network is listed as a decentralized lending app on Cronos. It sits within the DeFi apps category. The team maintains a…
Orca
Orca is listed as a decentralized exchange on Solana. It sits within the DeFi apps category. Resources include developer documentation. The team…
Origami Finance
Origami Finance is listed as a decentralized derivative on Ethereum. It also appears under DeFi yield aggregators. Further details are published at…
Origin Dollar
Origin Dollar is a DeFi yield aggregator on Ethereum. It also appears under DeFi yield farming platforms and Stablecoin issuers. The project…
Origin Ether
Origin Ether is a DeFi yield aggregator on Ethereum. It sits within the DeFi apps category. Resources include developer documentation. Community channels…
Oriole Insights
Oriole Insights is a Web3 prediction market on BNB Chain. It sits within the DeFi apps category. Resources include developer documentation. Community…
Osmosis DEX
Osmosis DEX operates as a decentralized exchange on Cosmos. It sits within the DeFi apps category. Resources include developer documentation. The team…
Ostium
Ostium is listed as a decentralized derivative on Arbitrum. It sits within the DeFi apps category. Resources include developer documentation. The team…
Overlay Protocol
Overlay Protocol is a decentralized derivative on Arbitrum. It sits within the DeFi apps category. Resources include developer documentation and a public…
Overnight Finance
Overnight Finance is a decentralized synthetic on Base. It also appears under DeFi yield aggregators and Stablecoin issuers. Further details are published…
Owney
Owney is listed as a DeFi yield aggregator on Base. It sits within the DeFi apps category. Further details are published at…
PACT Swap
PACT Swap operates as a decentralized exchange on Ethereum. The project is further categorised under Web3 bridges. Further details are published at…
PERI Finance
PERI Finance is listed as a decentralized synthetic on BNB Chain. It also appears under Decentralized derivatives. Further details are published at…
Nerite
Nerite is a decentralized cdp on Arbitrum. It sits within the DeFi apps category. Resources include developer documentation and a public GitHub…