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The AI Tools Directory
for People Who Actually Build

Discover the best open-source and developer-focused AI tools. LLMs, agents, image generation, RAG, and more, curated and rated for indie makers and power users.

872+AI tools
27categories
100%free to browse

Curated

Featured Tools

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Editor's pick

AnythingLLM

All-in-one desktop and Docker app for private LLM chat with your documents.

Open SourceSelf HostedOffline
Beginner
Featured

AI pair programming tool in the terminal that edits code in your local git repo.

Open SourceSelf Hosted
Easy
Featured

Feature-rich web UI for Stable Diffusion with extensive extension ecosystem.

Open SourceSelf HostedOfflineGPU 4GB+
Easy
Featured

Transformer-based text-to-audio model by Suno that generates speech, music, and sound effects.

Open SourceSelf HostedOfflineGPU 4GB+
Intermediate
Featured

Framework for building production-ready AI application services.

Open SourceSelf HostedOffline
Easy

Week of Sep 21 to Sep 27, 2026

Tools of the Week

One tool from every category, reshuffled every Monday.

All 27 picks →
3D Model Generation
Featured

Original 3D Gaussian Splatting implementation for real-time radiance field rendering.

Open SourceSelf HostedOfflineGPU 8GB+
Advanced
AI Agents & Orchestration

Multi-agent framework that turns a one-line requirement into designs, documents, and working code.

Open SourceSelf Hosted
Easy
AI Animation & Motion
Featured

Accurately lip-sync videos to any audio using a pre-trained model.

Open SourceSelf HostedOfflineGPU 4GB+
Easy
AI Code Assistants
Featured

Open-source AI software developer agent formerly known as OpenDevin.

Open SourceSelf Hosted
Intermediate
AI Deployment & MLOps

Open-source MLOps platform that orchestrates ML pipelines and AI agents across any backend.

Open SourceSelf HostedOffline
Intermediate
AI Frameworks & Libraries
Featured

Hugging Face library for state-of-the-art NLP models

Open SourceSelf HostedOffline
Intermediate

The live index

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Official Apache-2.0 SandBase CLI and local MCP bridge that connects AI coding agents to 2,000+ AI models through one account. It supports Cursor, Claude Code, Codex, Windsurf, Gemini CLI, OpenCode, an

Open Source
Intermediate

reAPI provides developers with a single, unified API to access leading AI models for text, image, video, and music generation without managing multiple subscriptions. By offering 99.96% uptime through

Open Source
Intermediate

PuppyOne is a local-first workspace for people who use AI on real projects. Keep your documents, notes, PDFs, research, and drafts together, let AI work with the same project files across sessions, an

Open Source
Intermediate

EinfachAI provides practical AI workflow automation for DACH SMEs: AI agents that automate document processing, customer support triage, reporting and internal workflows. Open resources, policies and

Open Source
Intermediate

Meta's promptable model that recovers full-body 3D human meshes with hands and feet from one image.

Open SourceSelf HostedOfflineGPU
Advanced

Arcee AI's US-trained 400B sparse MoE family under Apache 2.0, with a dedicated reasoning variant.

Open SourceSelf HostedOfflineGPU
Advanced

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