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.
34 tools
posthog.com
Open-source platform for building self-driving products
qvac.tether.io
Local AI SDK for building private, cross-platform AI applications
onyx.app
Open-source AI chat platform with advanced features
nanobot.wiki
Ultra-lightweight, open-source, self-hosted personal AI agent framework
sglang.io
High-performance serving framework for large language models and multimodal models.
kserve.github.io
A standardized distributed generative and predictive AI inference platform for scalable, multi-framework deployment on Kubernetes.
voiceblender.org
A programmable Voice AI platform with built-in AI support and REST API
cvat.ai
Open-source computer vision annotation tool
vmlx.net
Open-source Mac app for local LLM inference on Apple Silicon
maxkb.cn
Open-source platform for building enterprise-grade agents
localai.io
Open-source AI engine for running models on any hardware without GPU
omnibase.chat
Self-hosted AI workbench for knowledge, RAG, model providers, and user-built agents.
metabase.com
Open-source business intelligence and analytics tool
docs.livekit.io
Real-time video, audio, and data for developers
vexa.ai
Open-source meeting transcription API for Google Meet, Microsoft Teams, and Zoom.
skyvern.com
Automates browser-based workflows with AI
otari.ai
Open-source, OpenAI-compatible LLM gateway for self-hosting.
weaviate.io
An open-source vector database for combination of vector search with structured filtering.
supabase.com
Postgres development platform with AI and vector embeddings toolkit
opencodex.me
Universal provider proxy for OpenAI Codex & Claude Code
