Open source alternatives to Transformer Lab
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.
Self-hosted
- A

AutoGPT
LaunchPlatform for building, deploying, and running AI agents that automate repeatable digital work across research, outreach, content, and support without writing code.
- 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.
- 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.
- A

aider
LaunchTerminal-based AI coding tool that lets you edit existing codebases or start new projects using LLMs like Claude, GPT, and DeepSeek.
- A

AppFlowy
LaunchOpen source collaborative workspace combining notes, databases, and AI with full data ownership, offline support, and self-hosting options.
More AI apps
About Transformer Lab
Transformer Lab
100% Open Source Toolkit for Large Language Models: Train, Tune
Transformer Lab is a free, open-source LLM workspace that you can run on your own computer. It is designed to go beyond what most modern open LLM applications allow. Using Transformer Lab you can easily finetune, evaluate, export and test LLMs across different inference engines and platforms.
- Price
- Free
- Made by
- Ali Asaria
- Category
- AI
- Website
- transformerlab.ai



