- v0.8 IG for the HCX specifications version 0.8: https://ig.hcxprotocol.io/v0.8/index.html.
- v0.9 IG for the HCX specifications version 0.9: https://ig.hcxprotocol.io/v0.9/index.html.
- v0.7.1 IG for the HCX specifications version 0.7.1: https://ig.hcxprotocol.io/v0.7.1/index.html.
- v0.7 IG for the HCX specifications version 0.7: https://ig.hcxprotocol.io/v0.7/index.html.
- v0.6 IG for the HCX specifications version 0.6: https://ig.hcxprotocol.io/v0.6/index.html.