Cosmos SDK
Protocol
Framework for building appchains.
Cosmos SDK helps teams build their own chains. It includes modules for core features and lets developers add custom logic. Appchains connect to others in the ecosystem using IBC, which provides secure messaging between chains.
Frequently asked questions
What does Cosmos SDK provide?
Modules for accounts, governance, staking, and IBC. Teams compose modules to build custom chains.How do chains connect in Cosmos?
They use IBC to send packets between chains with light client verification.Who should build an appchain?
Teams that need custom logic, fees, or sovereignty. Consider the cost of running validators and upgrades.