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.
185 tools
npmjs.com
A lightweight sandboxing tool for enforcing filesystem and network restrictions on arbitrary processes.
ragflow.io
Open-source Retrieval-Augmented Generation (RAG) engine
github.com
A self-improving RLM agent for coding workflows and long-running autonomous tasks.
github.com
An agent framework for Go with graph-aware memory and multi-agent orchestration.
github.com
Open-source plugins for multi-agent software delivery using Claude Code.
github.com
Exocortex template: fork & deploy your AI-powered personal knowledge system with Claude Code
github.com
Agent-native Python library for causal inference and applied econometrics
airflow.apache.org
A platform to programmatically author, schedule, and monitor workflows.
opensquilla.cn
Token-Efficient AI Agent with higher intelligence density
github.com
A token-efficient open-source AI assistant.
useminutes.app
Open-source, privacy-first conversation memory layer.
lobu.ai
Open-source control plane and runtime for organisational agents
auriti-labs.github.io
Open-source toolkit for Answer Engine Optimization and Generative Engine Optimization.
frontporchai.app
Local-first AI character chat & roleplay for Windows/macOS/Linux
github.com
Open-source intelligence for tracking various global events.
arcadedb.com
A multi-model database supporting various query languages and data models.
bike4mind.com
An open-core AI workbench for notebooks, agents, and multi-model support.
ncoevoet.github.io
Local AI photo scoring, culling, and gallery tool
plugnmeet.org
Open-source, self-hosted video conferencing software with a powerful AI Meeting Agent.
boluo66.top
Free bookmark, note and cloud file manager with AI assistant.
