Multi-agent coding system powered by local LLMs Below are 7 autonomous agents & workflows apps with similar functionality to nnn-agent, matched by what each product actually does — not ranked or scored. Explore each to find the closest fit for your use case.
Contract-based testing framework for LLM agents — hybrid metrics (objective + LLM-as-judge + human), multi-agent and A2A protocol support, deterministic record/replay envelope.
Open-source AI agent runtime for any LLM — production-grade coding agent with multi-layer memory, multi-agent orchestration, and defense-in-depth security
Multi-agent CLI that answers questions about your database and runs code in a sandbox.
NVIDIA NeMo Agent Toolkit
AI-powered IRC agent with multi-provider LLM support
Lint, score, and optimize AI agent configuration files (CLAUDE.md, AGENTS.md, Cursor rules)
Wrap any agent function in a production-ready A2A server
