Content-addressed semantics: fail-closed handshakes over 606 cognitive patterns.
Free
3 servers across memory & knowledge. The largest is Semahash.
Memory & Knowledge
Content-addressed semantics: fail-closed handshakes over 606 cognitive patterns.
Persistent understanding via workflow prompts, typed updates, graph-native code, and supersession.
Revisable general-purpose models with opt-in story and ideation add-ons. Rust engine required.
The rest either hold an API key issued by the publisher or ask for nothing.
Listed without a verification tick. Read the listing before installing.