Projects are organized by category and by maturity. A project's maturity is a good indicator of how widespread its adoption is, and whether it is appropriate for your use case.
Stable and Secure
Hashgraph Consensus
Bridge
Ethereum RPC Relay
Archive
Explorer
Growing in Maturity and Scope
Decentralized Identity
Library
SDK
Ready for Early Adopters
Accelerator
Ledger
Wallet
Tools