No direct Relativity replacements listed yet
Open-source AI tools. To compare with Relativity.
60 open-source AI tools
OpenClaw
AI Tools
The AI that really does things. Any OS. Any Platform. The lobster way. 🦞
OSSvs ChatGPT★ 392k
OpenCode
AI Tools
The open source coding agent.
MITvs Claude Code★ 213k
Firecrawl
AI Tools
Supercharge your AI agents with data from the web and beyond. Building the library for sup
AGPL-3.0vs Diffbot★ 191k
AutoGPT
AI Tools
AutoGPT is the vision of accessible AI for everyone, to use and to build on. Our mission i
OSSvs Manus★ 188k
Open WebUI
AI Tools
Run AI on your own terms. Connect any model, extend with code, and protect what matters wi
OSSvs ChatGPT★ 155k
ComfyUI
AI Tools
The most powerful and modular diffusion model GUI, api and backend with a graph/nodes inte
GPL-3.0vs Midjourney★ 137k
Codex CLI
AI Tools
Lightweight coding agent that runs in your terminal
Apache-2.0vs Claude Code★ 129k
Gemini CLI
AI Tools
An open-source AI agent that brings the power of Gemini directly into your terminal.
Apache-2.0vs Claude Code★ 107k
OpenHands
AI Tools
🙌 OpenHands: AI-Driven Development
MITvs Devin★ 91k
NextChat
AI Tools
✨ Zero-config AI chat assistant. No API key needed — sign up and instantly chat with GPT-5
MITvs ChatGPT★ 89k
Crawl4AI
AI Tools
Open-source web crawler and scraper for LLMs and AI agents: any website into clean, LLM-re
Apache-2.0vs Diffbot★ 85k
LobeHub
AI Tools
🤯 LobeHub is your Chief Agent Operator, organizing your agents into 7×24 operations by hi
OSSvs ChatGPT★ 83k
Cline
AI Tools
Autonomous coding agent as an SDK, IDE extension, or CLI assistant.
Apache-2.0vs GitHub Copilot★ 70k
Open Interpreter
AI Tools
A coding agent for open models like Kimi K3 and GLM 5.3
Apache-2.0vs Claude Code★ 69k
AnythingLLM
AI Tools
Stop renting your intelligence. Own it with AnythingLLM. Everything you need for a powerfu
MITvs ChatGPT★ 67k
openpilot
AI Tools
openpilot is an operating system for robotics. Currently, it upgrades the driver assistanc
MIT★ 64k
CrewAI
AI Tools
Framework for orchestrating role-playing, autonomous AI agents. By fostering collaborative
MITvs Lindy★ 60k
Goose
AI Tools
an open source, extensible AI agent that goes beyond code suggestions - install, execute,
Apache-2.0vs Claude Code★ 55k
Cherry Studio
AI Tools
AI productivity studio with smart chat, autonomous agents, and 300+ assistants. Unified ac
AGPL-3.0vs ChatGPT★ 53k
LlamaIndex
AI Tools
LlamaIndex is the document processing platform for AI
MITvs Vellum★ 52k
Upscayl
AI Tools
🆙 Upscayl - #1 Free and Open Source AI Image Upscaler for Linux, MacOS and Windows.
AGPL-3.0vs Topaz Labs★ 51k
Nanobot
AI Tools
nanobot is an ultra-lightweight, open-source, self-hosted personal AI agent for chat apps,
MIT★ 49k
LibreChat
AI Tools
Enhanced ChatGPT Clone: Features Agents, MCP, Skills, DeepSeek, Anthropic, AWS, OpenAI, Re
MITvs ChatGPT★ 46k
Jan
AI Tools
Jan is an open-source alternative to ChatGPT. Run open-source AI models locally or connect
OSSvs ChatGPT★ 45k
Ray
Hosting & PaaS
Ray is an AI compute engine. Ray consists of a core distributed runtime and a set of AI Li
Apache-2.0vs OpenRouter★ 44k
Chatbox
AI Tools
Powerful AI Client
GPL-3.0vs ChatGPT★ 42k
MindsHub
AI Tools
The unified workspace where open-source models get things done for you.
MIT★ 40koh-my-claudecode
AI Tools
Teams-first Multi-agent orchestration for Claude Code
MITvs Claude★ 40kOpen Notebook
AI Tools
An Open Source implementation of Notebook LM with more flexibility and features
MITvs NotebookLM★ 40k
Continue
AI Tools
open-source coding agent
Apache-2.0vs GitHub Copilot★ 36k
QwenPaw
AI Tools
QwenPaw is your personal AI agent workstation running in your own environment. It supports
Apache-2.0★ 36k
SillyTavern
AI Tools
LLM Frontend for Power Users.
AGPL-3.0vs Character.AI★ 34k
Handy
AI Tools
A free, open source, and extensible speech-to-text application that works completely offli
MITvs Wispr Flow★ 34k
Onyx
AI Tools
The open-source AI enterprise search platform that helps teams find information across all
OSSvs Glean★ 32k
Meetily
AI Tools
The most secure and privacy-focused AI meeting note taker. 100% local transcription. Plugg
MITvs Otter.ai★ 32k
NanoClaw
AI Tools
NanoClaw is a secure, lightweight alternative to OpenClaw. Your personal AI agent that run
MIT★ 31k
GPT Researcher
AI Tools
An autonomous agent that conducts deep research on any data using any LLM providers
Apache-2.0vs Perplexity★ 30k
Open Generative AI
AI Tools
Unrestricted Open-source alternative to AI video platforms — Free AI image & video generat
MITvs Midjourney★ 30k
FastGPT
AI Tools
FastGPT is a knowledge-based platform built on the LLMs, offers a comprehensive suite of o
OSSvs Poe★ 30k
InvokeAI
AI Tools
Invoke is a leading creative engine for Stable Diffusion models, empowering professionals,
Apache-2.0vs Midjourney★ 29k
Resume Matcher
HR & Recruiting
The #1 AI Harness for Building Resumes, PDFs, Cover Letters & more, locally with 100+ LLMs
Apache-2.0★ 29k
Kilo Code
AI Tools
Kilo is the all-in-one agentic engineering platform. Build, ship, and iterate faster with
MITvs Cursor★ 28k
ArtCraft
AI Tools
ArtCraft is an intentional crafting engine for artists, designers, and filmmakers
OSS★ 26k
OpenWork
AI Tools
Free, open-source desktop AI agent app for macOS, Windows, and Linux. Any model, local mod
OSSvs Claude★ 24k
Archon
AI Tools
The first open-source harness builder for AI coding. Make AI coding deterministic and repe
MIT★ 24k
Buzz
AI Tools
Buzz transcribes and translates audio offline on your personal computer. Powered by OpenAI
MITvs Otter.ai★ 22k
Suna
AI Tools
The open-source AI Management System
OSSvs Manus★ 20k
DB-GPT
AI Tools
open-source agentic AI data assistant for the next generation of AI + Data products.
MITvs Julius AI★ 20k
Ego Lite
AI Tools
The fastest browser for AI agents to run browser automation, built for sharing your logged
MITvs ChatGPT Atlas★ 17k
Leon
AI Tools
🧠 Leon is your open-source personal assistant.
MIT★ 18k
SurfSense
AI Tools
A private, self-hosted NotebookLM alternative that runs air-gapped on your own machine. Yo
OSSvs NotebookLM★ 16k
Dvc
AI Tools
🦉 Data Versioning and ML Experiments
Apache-2.0vs Arize AI★ 16k
Kubeflow
AI Tools
The Cloud Native AI Platform
Apache-2.0vs Together AI★ 16k
Khoj
AI Tools
Khoj is an applied artificial intelligence company building safe, useful AI software for h
AGPL-3.0vs ChatGPT★ 38k
LanguageTool
AI Tools
Style and Grammar Checker for 25+ Languages
LGPL-2.1vs Grammarly★ 15k
Skill Seekers
AI Tools
Convert documentation websites, GitHub repositories, and PDFs into Claude AI skills with a
MIT★ 15k
Botpress
AI Tools
The open-source hub to build & deploy GPT/LLM Agents ⚡️
MITvs Voiceflow★ 15k
Nanobrowser
AI Tools
Open-Source Chrome extension for AI-powered web automation. Run multi-agent workflows usin
Apache-2.0vs ChatGPT Atlas★ 14k
BrowserOS
AI Tools
BrowserOS neo, formerly BrowserClaw, is a local, open-source browser your AI agents (Claud
AGPL-3.0vs Perplexity★ 14k
AionUi
AI Tools
Open-source 24/7 Cowork app for OpenClaw, Hermes, Claude Code, Codex, OpenCode and 20+ mor
Apache-2.0vs Claude Cowork★ 33k