The best free open source tools: Agents & orchestration (2026)

An agent that learns from you and grows with use. Wire it to your second brain, run it on a local model, and you have a personal assistant that talks to nobody but you.

Replaces:ChatGPT,Claude,CursorSaves €23/month

Wire your tools together and let it run: when this happens, do that. Self-hosted, no task counter stopping you mid-month.

Replaces:Zapier,MakeSaves €27/month

The coding agent that runs in your terminal or inside your editor, and belongs to no model vendor. You plug in Claude, GPT, Gemini or a model running on your own machine, and you keep the editor you already use.

Replaces:CursorSaves €18/month

AI agents that each get their own computer: a real browser with their own logins, files and tools. The same idea as xAI's Grok Bot, except this one runs at home and costs nothing.

Replaces:Grok Bot,ManusSaves €86/month

The open source dashboard to run a team of AI agents: you hand them tasks like you would to colleagues, they work on their own on a schedule, and you approve what matters. The software is free; the AI is your Claude or ChatGPT subscription, or your API key.

Replaces:LindySaves €26/month

The open source answer engine that works like Perplexity: you ask a question, it searches the web, reads the pages and writes a complete answer with its sources. Free online at chat.morphic.sh, no account, or at home with the AI model of your choice, including a local one.

Replaces:Perplexity ProSaves €18/month