xstate+30State machines, statecharts, and actors for complex logicactor-modelbackground-jobsfinite-state-machinefsm+15
bonsai+8Rust implementation of behavior trees for deterministic AI (now with Python bindings)aiautonomous-robotsbehavior-treebevy+13
Hypha+2Harness-oriented agent system framework for production-grade LLM agent applicationsagent-frameworkagent-harnessagent-memoryagent-runtime+16