Browse free open source Agent Harnesses and projects for Linux below. Use the toggles on the left to filter open source Agent Harnesses by OS, license, language, programming language, and project status.
Your own personal AI assistant. Any OS. Any Platform.
AI agent harness for AI coding agents
Workspace to find, build, and collaborate with AI agents
The best agent harness
Python framework for AI workflows and pipelines with chain of thought
Symphony turns work into isolated, autonomous implementation runs
JS-native framework for building and managing multi-agent systems
Portable multi-agent harness for .agents-based skills, workflows
Self-healing browser harness that enables LLMs to complete any task
Harness LLMs with Multi-Agent Programming
Agent harness to make your slop code well-engineered and beautiful
GUI Exploration Lab. One of the best GUI agent solutions
Superplan is a CLI-first execution system.
Excalibur is a highly opinionated agent harness
LLM powered fuzzing via OSS-Fuzz