Free AI tools
Tools with a free plan, a free tier, or an open-source licence. Pricing is only shown when the tool's own website states it.
241 tools
github.com
Open-source book on AI agents with 10 chapters and 95 experiments
codecora.dev
Local-first memory engine for AI agents with semantic embeddings.
openai.github.io
OpenAI Agents SDK for building multi-agent workflows
github.com
Highly Efficient Query Rewriter for Passage Retrieval in Retrieval-Augmented Generation (RAG)
wso2.github.io
Open control plane for deploying, managing, and governing AI agents at scale.
darknoah.github.io
Cross-platform AI desktop chat cowork app supporting multiple LLM providers.
praison.ai
A Python-based AI agent framework for autonomous self-improving agents.
github.com
Local-first, graph-based AI workspace for building branching reasoning workflows and running agent plugins.
github.com
Native LLM client for iOS & Apple Watch
github.com
FreeSWITCH module for streaming live call audio to AI voice agents over WebSocket.
elophanto.com
Source-available autonomous AI agent with a self-model that changes as it runs.
mikkoparkkola.github.io
Travel MCP server + CLI for AI assistants — flights, hotels, trains, cars, ferries, price alerts.
perso.ai
AI video auto-dubbing plugin for coding agents
github.com
Build local voice agents with open-source models
mere.run
Local AI workflows for image, text, speech, and video generation.
capgo.app
LLM plugin for Capacitor
hf.co
A library for post-training transformer language models using reinforcement learning.
sutando.ai
Realtime AI agent that rewrites itself at night.
agent-device.dev
CLI to control iOS and Android devices for AI agents
