Skip to main content
AI Tool Radar

The Open-Source AI Radar

Most "best open-source AI" lists recycle the same household names. This one does the opposite. The Radar tracks rising, niche repositories that are growing fast right now but have not yet become the default answer. It is a radar for what is gaining altitude, not a museum of what already landed.

Browse every repo on the radar

claude-mem

thedotmack

80.8k

Persistent memory layer across agent sessions with automatic semantic summaries and token-cost transparency.

OSI-openAgent memory and code knowledge

RTK

rtk-ai

62.2k

CLI proxy that compresses shell command output before your AI coding assistant sees it, cutting tokens 60-90%.

OSI-openCoding agents and context efficiency

graphify

safishamsi

59.6k

AI coding skill that turns a folder of code, docs and images into a queryable knowledge graph across 20+ agents.

OSI-openAgent memory and code knowledge

Nanobot

HKUDS

44.2k

Lightweight personal AI agent for tools, chats and workflows - one binary, multi-channel.

OSI-openAgent frameworks and runtimes

chrome-devtools-mcp

ChromeDevTools

43.0k

Official Chrome DevTools MCP server giving coding agents control of a real Chrome instance with DevTools-grade inspection.

OSI-openMCP servers for coding agents

langextract

google

36.8k

Python library from Google for LLM-powered structured extraction with source grounding.

OSI-openVectors, documents and extraction

UI-TARS-desktop

bytedance

36.2k

Native desktop app for a GUI/computer-use agent powered by the open-weight UI-TARS model.

OSI-openComputer-use and autonomous agents

voicebox

jamiepine

29.5k

A free, on-device alternative to ElevenLabs for TTS, voice cloning and dictation.

OSI-openOpen voice and text-to-speech

HyperFrames

heygen-com

27.6k

Write HTML, render deterministic MP4 video - built for agents.

OSI-openMedia, design and video

VoxCPM

OpenBMB

26.1k

Tokenizer-free TTS from OpenBMB covering 30 languages with voice design and real-time streaming.

OSI-openOpen voice and text-to-speech

strix

usestrix

25.9k

Framework of autonomous AI hacker agents for dynamic application security testing.

OSI-openComputer-use and autonomous agents

Chatterbox

resemble-ai

25.1k

MIT-licensed open TTS with zero-shot voice cloning - 500M params, 23+ languages.

OSI-openOpen voice and text-to-speech

DeepTutor

HKUDS

24.8k

Agent-native personalized learning workspace - tutoring, quizzes, research and RAG knowledge bases.

OSI-openAgent frameworks and runtimes

TOON

toon-format

24.6k

Token-Oriented Object Notation - a compact serialization format that uses ~40% fewer tokens than JSON.

OSI-openCoding agents and context efficiency

planning-with-files

OthmanAdi

23.3k

Crash-proof markdown planning for AI coding agents - persists task state across context loss and /clear.

OSI-openCoding agents and context efficiency

n8n-mcp

czlonkowski

21.6k

Independent MCP server giving AI assistants structured access to n8n node docs to build and validate workflows.

OSI-openMCP servers for coding agents

Page Agent

alibaba

18.5k

In-page JavaScript GUI agent - control any webpage with natural language, no headless browser or extension.

OSI-openComputer-use and autonomous agents

OpenFang

RightNow-AI

17.8k

Open-source Agent Operating System in Rust - autonomous capabilities, 40 channels, WASM sandbox.

OSI-openAgent frameworks and runtimes

oMLX

jundot

16.6k

macOS-native LLM inference server for Apple Silicon with continuous batching and SSD-tiered caching.

OSI-openLocal inference and "what runs on my machine"

Browser Harness

browser-use

14.8k

Self-healing browser harness that lets LLMs drive a real browser via CDP.

OSI-openComputer-use and autonomous agents

memU

NevaMind-AI

13.9k

Memory framework for proactive AI agents - typed memory graph from chats, docs and media.

OSI-openAgent memory and code knowledge

LEANN

StarTrail-org

11.9k

RAG on everything - graph-based vector index claiming 97% storage savings for private on-device search.

OSI-openVectors, documents and extraction

claude-context

zilliztech

11.8k

Code-search MCP server for AI coding agents - semantic + BM25 hybrid search across whole codebases.

OSI-openMCP servers for coding agents

turbovec

RyanCodrai

11.5k

Rust vector index with TurboQuant compression (ICLR 2026) - SIMD kernels, online ingest.

OSI-openVectors, documents and extraction

OpenSandbox

opensandbox-group

11.5k

Secure, fast, extensible sandbox runtime for AI agents - multi-language SDKs, Docker/Kubernetes-native.

OSI-openComputer-use and autonomous agents

supertonic

supertone-inc

11.3k

Fast on-device TTS via ONNX with 31-language support, running on CPU, browser and mobile.

Open weight, with conditionsOpen voice and text-to-speech

chandra

datalab-to

11.1k

High-accuracy document digitization (OCR/layout) with code and an open model.

Open weight, with conditionsVectors, documents and extraction

MemOS

MemTensor

9.9k

Self-evolving memory OS for LLMs and AI agents with tiered L1-L3 memory.

OSI-openAgent memory and code knowledge

zvec

alibaba

9.8k

Lightweight, in-process embedded vector database from Alibaba with multi-language bindings.

OSI-openVectors, documents and extraction

open-code-review

alibaba

9.4k

Provider-agnostic AI code-review CLI that emits line-level comments from Git diffs, open-sourced by Alibaba.

OSI-openCoding agents and context efficiency

pinchtab

pinchtab

9.3k

Self-hosted browser-control server that lets multiple agents drive Chrome via accessibility refs, not screenshots.

OSI-openComputer-use and autonomous agents

Palmier Pro

palmier-io

9.1k

Native macOS video editor with an open editor core that AI agents drive directly through a local MCP server.

OSI-openMedia, design and video

Higgs Audio

boson-ai

8.2k

Text-audio foundation model - conversational TTS in 100+ languages with zero-shot cloning, 4B params.

Open weight, with conditionsOpen voice and text-to-speech

claude-obsidian

AgriciDaniel

7.9k

Claude Code skills that turn an Obsidian vault into a self-organising AI second brain you fully own as Markdown.

OSI-openAgent memory and code knowledge

Orca

stablyai

7.9k

Desktop agent IDE that runs 30+ coding agents side by side, each in its own isolated git worktree.

OSI-openCoding agents and context efficiency

terax-ai

crynta

7.4k

Lightweight Tauri/Rust desktop dev workspace bundling terminal, editor, Git and a local-or-BYOK AI agent.

OSI-openCoding agents and context efficiency

camofox-browser

jo-inc

7.2k

Stealth headless browser for agents that wraps Camoufox for engine-level fingerprint spoofing, via a REST API.

OSI-openComputer-use and autonomous agents

Omnigent

omnigent-ai

7.0k

Open-source meta-harness that orchestrates Claude Code, Codex, Cursor and custom agents behind one interface.

OSI-openAgent frameworks and runtimes

open-multi-agent

open-multi-agent

6.4k

TypeScript framework that turns a goal into a runtime task DAG and parallelises multi-agent runs via one call.

OSI-openAgent frameworks and runtimes

OmniVoice Studio

debpalash

6.2k

Desktop app for local dictation, zero-shot voice cloning from a 3-second clip, and video dubbing, all on-device.

Source-availableOpen voice and text-to-speech

NeuTTS Air

neuphonic

6.0k

On-device TTS with instant voice cloning - ~360M active params, GGUF builds for phones, laptops and Raspberry Pi.

Open weight, with conditionsOpen voice and text-to-speech

apfel

Arthur-Ficial

5.8k

Expose the on-device Apple Intelligence model on macOS 26 as a zero-setup OpenAI-compatible local API.

OSI-openLocal inference and "what runs on my machine"

OpenPencil

open-pencil

5.6k

AI-native, open-source Figma alternative with MCP and agent integration.

OSI-openMedia, design and video

Kaku

tw93

5.5k

Opinionated, zero-config macOS terminal built on WezTerm with a built-in AI command-assist layer.

OSI-openCoding agents and context efficiency

semble

MinishLab

5.4k

CPU-only semantic code search for agents: query in natural language, get back only the relevant snippets.

OSI-openVectors, documents and extraction

PixelRAG

StarTrail-org

5.4k

Pixel-native retrieval: renders documents as screenshots and searches over the images with a vision embedding model.

OSI-openVectors, documents and extraction

shimmy

Michael-A-Kuykendall

5.3k

Pure-Rust local inference engine with an OpenAI-compatible API, shipped as one binary.

OSI-openLocal inference and "what runs on my machine"

omnigent

omnigent-ai

5.0k

Open meta-harness that orchestrates Claude Code, Codex, Cursor and other coding agents behind one governed layer.

OSI-openAgent frameworks and runtimes

OpenMontage

calesthio

4.7k

Agentic end-to-end video production system - 12 pipelines, brief to MP4.

OSI-openMedia, design and video

dograh

dograh-hq

4.2k

Self-hostable platform for building production voice agents through a visual workflow builder.

OSI-openOpen voice and text-to-speech

OpenMemory

CaviraOSS

4.2k

Local, self-hosted long-term memory store modeled in sectors with a temporal knowledge graph.

OSI-openAgent memory and code knowledge

modly

lightningpixel

4.1k

Local desktop app that turns images into 3D models on your own GPU, no cloud, with GLB/OBJ/STL export.

OSI-openMedia, design and video

MOSS-TTS-Nano

OpenMOSS

3.8k

0.1B multilingual TTS with zero-shot voice cloning that runs realtime on a CPU, fully open weights.

OSI-openOpen voice and text-to-speech

claude-devtools

matt1398

3.6k

Local visual DevTools for Claude Code: inspect tool calls, token attribution, context and subagents from session logs.

OSI-openCoding agents and context efficiency

Playwriter

remorses

3.6k

Let AI agents control your existing Chrome via Playwright and MCP - logins and cookies intact.

OSI-openComputer-use and autonomous agents

Codebase Memory MCP

DeusData

3.5k

Code-intelligence MCP server - a persistent knowledge graph over 158 languages via tree-sitter AST parsing.

OSI-openMCP servers for coding agents

deta Surf

deta

3.4k

Local-first AI notebook desktop app that pulls files and web content into notebooks with source-linked citations.

OSI-openAI notebook

MOSS-TTS

OpenMOSS

3.3k

Open speech and sound generation family - nano to 8B, 31 languages, real-time streaming.

OSI-openOpen voice and text-to-speech

Mirage

strukto-ai

3.2k

Unified virtual filesystem that mounts ~50 backends (S3, Drive, Slack, Gmail) as one filesystem for agents.

OSI-openComputer-use and autonomous agents

abtop

graykode

3.1k

btop-style terminal dashboard for live monitoring of Claude Code, Codex and OpenCode agent sessions.

OSI-openCoding agents and context efficiency

FireRed-OpenStoryline

FireRedTeam

3.0k

AI video-editing agent that turns natural-language directives into finished short videos, from the FireRed lab.

OSI-openMedia, design and video

LeanCTX

yvgude

3.0k

Local Rust 'context layer' that compresses file reads and shell output for coding agents over MCP.

OSI-openCoding agents and context efficiency

agent-device

callstack

2.9k

CLI that lets AI agents drive and verify real iOS, Android, desktop and TV apps via accessibility-tree snapshots.

OSI-openComputer-use and autonomous agents

squad

bradygaster

2.9k

Human-led multi-agent orchestration where specialist agents persist as files in your repo and run in parallel.

OSI-openAgent frameworks and runtimes

claude-code-local

nicedreamzapp

2.9k

MLX-native proxy that runs the Claude Code CLI against local models on Apple Silicon, fully offline.

OSI-openLocal inference and "what runs on my machine"

nono

nolabs-ai

2.8k

Zero-setup, daemonless sandbox that runs coding agents under least-privilege via OS kernel allow-lists.

OSI-openComputer-use and autonomous agents

whichllm

Andyyyy64

2.8k

CLI that detects your hardware and ranks local LLMs that will run well on it, scored against real benchmarks.

OSI-openLocal inference and "what runs on my machine"

moltis

moltis-org

2.8k

Persistent personal agent server in Rust, one binary, with sandboxed tools, encrypted memory and many chat channels.

OSI-openComputer-use and autonomous agents

mercury-agent

cosmicstack-labs

2.7k

Self-hosted personal agent with markdown-defined personality, permission-gated tools and persistent memory, run from CLI/web/Telegram.

OSI-openAgent frameworks and runtimes

forkd

deeplethe

2.7k

microVM sandbox that forks isolated Linux VMs for agents from a warm snapshot in milliseconds.

OSI-openComputer-use and autonomous agents

OpenKB

VectifyAI

2.7k

CLI that compiles documents into a cross-linked, Obsidian-friendly wiki instead of re-querying like classic RAG.

OSI-openVectors, documents and extraction

Rapid-MLX

raullenchai

2.7k

Local OpenAI-compatible inference server for Apple Silicon built on MLX, designed for coding agents.

OSI-openLocal inference and "what runs on my machine"

SeekDB

oceanbase

2.7k

AI-native state store for agents - MySQL-compatible hybrid vector + full-text search with FORK/MERGE sandboxes.

OSI-openVectors, documents and extraction

needle

cactus-compute

2.6k

26M-parameter open-weights model for single-shot function calling on phones, watches and glasses.

OSI-openLocal inference and "what runs on my machine"

opensrc

vercel-labs

2.6k

CLI that fetches real dependency source code so coding agents can read internals, not just type stubs.

OSI-openCoding agents and context efficiency

Hyper-Extract

yifanfeng97

2.5k

LLM CLI that turns unstructured text into typed knowledge: lists, tables, graphs, hypergraphs, via YAML templates.

OSI-openVectors, documents and extraction

openless

Open-Less

2.5k

Free push-to-talk voice input for macOS and Windows: hold a key, speak, get AI-polished text at your cursor.

OSI-openOpen voice and text-to-speech

TestSprite CLI

TestSprite

2.3k

Official CLI that lets coding agents run real end-to-end tests against a live app and get back structured failures.

OSI-openCoding agents and context efficiency

cocoindex-code

cocoindex-io

2.2k

Embedded AST-based semantic code-search CLI on the CocoIndex engine, with MCP and skill distribution.

OSI-openCoding agents and context efficiency

DreamServer

Light-Heart-Labs

2.2k

One-command installer that turns your own machine into a private AI server (LLM, voice, RAG, image gen).

OSI-openLocal inference and "what runs on my machine"

mcp2cli

knowsuchagency

2.2k

Turn any MCP, OpenAPI or GraphQL server into a CLI at runtime - zero codegen, token-efficient.

OSI-openMCP servers for coding agents

memsearch

zilliztech

2.1k

Cross-agent memory layer backed by human-readable Markdown and Milvus, local by default.

OSI-openAgent memory and code knowledge

forge

antoinezambelli

2.1k

Python reliability layer that makes self-hosted and small LLMs dependable at tool-calling, with guardrails.

OSI-openAgent frameworks and runtimes

OpenScience

synthetic-sciences

2.1k

Open-source AI workbench that runs the full scientific research loop - literature, code, experiments, write-up - from a single goal.

OSI-openAI notebook

serve-sim

EvanBacon

2.1k

Hosts an Apple Simulator over HTTP and ships an Agent Skill so coding agents can run and verify iOS apps.

OSI-openComputer-use and autonomous agents

Data-Analysis-Agent

Zafer-Liu

2.0k

Self-hostable chat-with-your-data agent: upload Excel/CSV or a database, ask in natural language, get SQL, charts and reports.

OSI-openAI notebook

VieNeu-TTS

pnnbao97

2.0k

Open Vietnamese (plus English) TTS with instant voice cloning, trained from scratch and runnable on CPU.

OSI-openOpen voice and text-to-speech

Parlor

fikrikarim

1.8k

On-device, real-time voice and vision AI - powered by Gemma and Kokoro, no cloud.

OSI-openOpen voice and text-to-speech

knowhere

Ontos-AI

1.8k

Self-hostable document-to-chunks layer for agentic RAG: parses PDFs and Office files into structured chunks with citations.

OSI-openVectors, documents and extraction

Agent Vault

Infisical

1.7k

Credential broker that proxies agent traffic and swaps in real secrets, so the agent never sees them.

OSI-openComputer-use and autonomous agents

openlake

openlake-project

1.6k

Rust object-storage engine on io_uring that moves data the shortest path from NVMe to GPU memory for training and inference.

OSI-openLocal inference and "what runs on my machine"

tokenspeed

lightseekorg

1.5k

Inference engine pairing a C++ scheduler with CUDA kernels for high-throughput agentic LLM serving.

OSI-openLocal inference and "what runs on my machine"

MeiGen-AI-Design-MCP

jau123

1.5k

MCP server that adds image and video generation (GPT Image 2, Seedance, ComfyUI) inside coding agents.

OSI-openMCP servers for coding agents

vllm-mlx

waybarrios

1.4k

vLLM-style local server for Apple Silicon that speaks both the OpenAI and Anthropic APIs, with multimodal support.

OSI-openLocal inference and "what runs on my machine"

mlx-tune

ARahim3

1.3k

Unsloth-compatible fine-tuning for LLMs, VLMs, TTS and STT on Apple Silicon via MLX.

OSI-openLocal inference and "what runs on my machine"

memanto

moorcheh-ai

1.2k

Cross-agent memory layer with three verbs (remember, recall, answer) over an information-theoretic engine, no vector DB.

OSI-openAgent memory and code knowledge

magic-context

cortexkit

1.1k

Background memory plugin for the OpenCode and Pi agents that replaces compaction with a self-managing historian.

OSI-openAgent memory and code knowledge

cve-mcp-server

mukul975

1.1k

MCP server that gives Claude security-intelligence tools, orchestrating NVD, EPSS, CISA KEV and more for CVE triage.

OSI-openMCP servers for coding agents

Irodori-TTS

Aratako

975

Japanese flow-matching TTS with zero-shot cloning and emoji-driven style control, MIT on code and weights.

OSI-openOpen voice and text-to-speech

speech-swift

soniqo

933

On-device Apple Silicon speech toolkit (ASR, TTS, diarization, VAD) wiring 40+ open models via MLX.

OSI-openOpen voice and text-to-speech

PDF Oxide

yfedoseev

825

Rust-core PDF toolkit with 7 language bindings - extraction, markdown conversion and an MCP server.

OSI-openVectors, documents and extraction

CLIARE

modiqo

712

Rust tool that probes a CLI as a black box and scores how ready it is for AI agents to drive.

OSI-openCoding agents and context efficiency

Recall

raiyanyahya

697

Fully offline durable memory for Claude Code - captures each session and generates a compact resume with no API calls.

OSI-openAgent memory and code knowledge

ilab-gpt-conjure

kadevin

623

Self-hosted WebUI workbench for GPT-image-2 with a local job queue and OpenAI-compatible auth.

OSI-openMedia, design and video

Uncensored-Local-Studio

techjarves

560

Zero-setup desktop studio bundling local image generation, GGUF LLMs, TTS and STT.

OSI-openMedia, design and video

metaharness

ruvnet

459

A factory that scaffolds your own branded agent harness with CLI, MCP server and signed releases.

OSI-openAgent frameworks and runtimes

marimo-pair

marimo-team

333

Agent skill that lets coding agents discover a running marimo notebook and execute code in the live session.

OSI-openAI notebook

agterm

umputun

265

A native macOS terminal that organizes agent sessions into workspaces instead of tabs.

OSI-openCoding agents and context efficiency

computer-use-linux

agent-sh

260

An MCP server that drives a real Linux desktop via accessibility APIs and input injection.

OSI-openComputer-use and autonomous agents

UmaDev

umacloud

234

A Rust coding agent that drives Claude Code / Codex / OpenCode as a simulated multi-role dev team.

OSI-openCoding agents and context efficiency

boring-computers

michaelshimeles

222

On-demand Firecracker microVMs you can hand to an AI agent, self-hosted on your own KVM box.

OSI-openComputer-use and autonomous agents

Image Cockpit

dreiachse-cyber

210

Local GUI for OpenAI Codex image workflows: pixel art, sprite sheets and frame animation via a file inbox/outbox handoff.

OSI-openMedia, design and video

Nova Image Studio

tianjiangqiji

202

Self-hosted, bring-your-own-API image-generation workbench with an infinite canvas and PWA.

OSI-openMedia, design and video

MDFlux

ibrahimqureshae

177

Local-first desktop app that turns documents into clean, AI-ready Markdown, OCR included.

OSI-openVectors, documents and extraction

Codex Control Plane MCP

aresyn

138

Durable MCP control plane that turns Codex Desktop into a resumable async worker.

OSI-openMCP servers for coding agents

Honeycomb

legioncodeinc

107

Persistent, shareable memory for AI coding agents across sessions and tools.

OSI-openAgent memory and code knowledge

Figwright

awdr74100

100

Free bidirectional Figma MCP server: designs to framework-aware code and back to the canvas.

OSI-openMCP servers for coding agents

OpenDesk

vitalops

80

Give any AI agent eyes and hands on one or more desktops via computer-use tools.

OSI-openComputer-use and autonomous agents

Latest edition

30 new rising GitHub repos across agent frameworks, open voice, memory, RAG, computer-use, MCP servers and media tools - each with star counts, an honest license label and a clear "when it is interesting / when it is too early". The directory now spans 49 repos across two editions.

Read the July 2026 edition →

How the Radar works

The method is deliberately hybrid: data first, judgement second.

  1. A measurable shortlist. We query the GitHub Search API for young repositories with real star growth, recent activity and genuine AI relevance, then check fork-to-star ratios as a sanity signal against inflated star counts.
  2. Editorial selection. A human pass keeps 8-12 genuinely useful tools and discards learning repos, awesome-lists and pure hype. We deliberately exclude the well-known incumbents (Ollama, ComfyUI, vLLM, llama.cpp) - this is about what is rising.
  3. Honest framing.Every tool gets its real license, an honest maturity note, and any performance claim is labelled as the project's own claim, not our measurement. See our methodology for the wider standard.

"Open source" is not one thing

The single most overlooked detail in open-source AI roundups: a repository can be truly open, open-weight with strings attached, or merely source-available. Many lists blur all three. The Radar labels each tool by its real tier.

OSI-open

Apache, MIT, BSD or GPL. Free for any use, including commercial. The genuinely open tier.

Open weight, with conditions

Weights are downloadable, but the model license adds limits (OpenRAIL-M use clauses, revenue thresholds). Common, and often mislabelled as 'open source'.

Source-available

Code is visible, but the license is not free-use (FSL, non-commercial, no competing use). Not open source, even when it says so.

Open source vs. commercial: an honest take

Open source is not automatically the better choice. It wins on control, privacy, cost and customisation - you self-host, your data stays put, there is no per-seat bill. Commercial tools win on support, polish and time-to-value - someone else runs the servers, handles edge cases and answers the phone. The Radar names the commercial original a tool competes with (for example a self-hosted voice tool against ElevenLabs) so you can weigh the trade-off, instead of pretending free always beats paid.

Some of the strongest open-source projects already power tools we cover in depth, like n8n for automation and Stable Diffusion for image generation. The Radar is where we surface the next ones early.

A new edition lands every month. If a repo we feature matures or commercialises, we track that too - early coverage is the whole point of a radar.