Open source alternatives to Lex Machina
50 open source AI apps to use instead, best rated first.
Top picks
- O

Open WebUI
LaunchSelf-hosted AI platform that connects local and cloud models, extends with Python, and keeps your data under your control.
Open sourceSelf-hosted
- A

AutoGPT
LaunchAutoGPT is a platform for building, deploying and running AI agents that automate repeatable digital work such as research, outreach, content and support, without writing code. The product centres on Experts: AI specialists with a role, ins
Open source
- C

Crawl4AI
LaunchOpen-source web crawler and scraper that produces clean, structured output optimized for LLMs, RAG pipelines, and AI agents. Supports async crawling, CSS/XPath/LLM extraction, and stealth browser control.
Open source
- P

pi
LaunchTerminal-based coding agent with a minimal core, 15+ LLM providers, tree-structured session history, and a TypeScript extension system for building your own workflows.
Open source
- A

AFFiNE
LaunchAn open-source, local-first knowledge base that merges structured docs, infinite whiteboards, databases, and AI into a single workspace for teams and creators.
Open source
- A

aider
LaunchTerminal-based AI coding tool that lets you edit existing codebases or start new projects using LLMs like Claude, GPT, and DeepSeek.
Open source
More AI apps
About Lex Machina
Lex Machina
Lex Machina offers data-driven legal analytics on judges, courts, counsel
Lex Machina is a legal analytics platform that uses AI to analyze court documents and provide data-driven insights on judges, courts, attorneys, parties, and case outcomes. Part of LexisNexis, it covers all 94 federal district courts, 13 appeals courts, and enhanced state courts with over 45 million documents and 10 million cases, helping legal professionals improve litigation strategies and…
- Category
- AI
- Website
- lexmachina.com



