Open sourcePython · ≈6.6k stars · Apache-2.0
Julep
Durable, composable AI agents
Julep provides durable, composable AI agent flows that can crash and resume, retry safely, and explain every step. It is Apache-2.0 licensed and written mainly in Python.
Neighbours on the workbench
TypeScript · ≈393k stars · MIT
openclaw/openclaw
The viral open-source personal AI assistant that really does things.
Maintained by OpenClaw Foundation
TypeScript · ≈265k stars · MIT
deepseek-ai/deepseek-harness
Everything is a Plugin — DeepSeek's open agent harness.
Maintained by DeepSeek
TypeScript · ≈258k stars · MIT
NousResearch/hermes-agent
The agent that grows with you.
Maintained by Nous Research
Connections
Relations from the Harness Hub knowledge graph, as charted in the State of Harness reports.
Sources
Verified Oct 29, 2026
