First, you will need to join the Discord server.
Discord groups channels by category, and each project has a distinct one. Once you're in the server, here are links to specific projects:
Graduated projects:
- Hyperledger Aries
- Hyperledger Besu
- Hyperledger Fabric
- Hyperledger Indy
- Hyperledger Iroha
- Hyperledger Sawtooth
Projects in incubation:
- Hyperledger Bevel
- Hyperledger Cactus
- Hyperledger Caliper
- Hyperledger Cello
- Hyperledger Explorer
- Hyperledger Firefly
- Hyperledger Grid
- Hyperledger Transact
- Hyperledger Ursa
It helps if you link to your GitHub profile from discord; here are instructions.