# Developers

- [Toucan for developers](https://docs.toucan.earth/developers/toucan-developer-resources.md)
- [Smart contracts](https://docs.toucan.earth/developers/smart-contracts.md)
- [Carbon pool contracts](https://docs.toucan.earth/developers/smart-contracts/pool-contracts.md): All carbon pools have the same standard functions
- [TCO2 contracts](https://docs.toucan.earth/developers/smart-contracts/tco2.md): TCO2 tokens represents tokenized carbon credits
- [Retirement certificates](https://docs.toucan.earth/developers/smart-contracts/retirement-certificates.md)
- [OffsetHelper](https://docs.toucan.earth/developers/smart-contracts/offset-helper.md): The OffsetHelper contract simplifies the carbon offsetting (retirement) process.
- [Subgraphs](https://docs.toucan.earth/developers/subgraph.md)
- [Toucan SDK](https://docs.toucan.earth/developers/sdk.md)
- [Quickstart](https://docs.toucan.earth/developers/sdk/quickstart.md): Quickstart a project with carbon retirements with a few lines of code
- [Contract interactions](https://docs.toucan.earth/developers/sdk/contract-interactions.md): Interact with Toucan smart contracts using our JavaScript SDK
- [Subgraph interactions](https://docs.toucan.earth/developers/sdk/subgraph-interactions.md): SDK functions to read from the Toucan subgraph
- [Tools + examples](https://docs.toucan.earth/developers/tools-+-examples.md)
- [Integration examples](https://docs.toucan.earth/developers/tools-+-examples/integration-examples.md): If you're looking for examples of how to build on top of our protocol, you can find them here.
- [Testnet faucets](https://docs.toucan.earth/developers/tools-+-examples/faucet.md): Get carbon pool and TCO2 tokens testnets
- [Dune dashboard](https://docs.toucan.earth/developers/tools-+-examples/dune-dashboard.md)
- [Developer support](https://docs.toucan.earth/developers/support.md): Toucan support
- [Error codes](https://docs.toucan.earth/developers/support/error-codes.md)


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