Structured prompt framework from China
Best Open-Source AI Tools
42 curated Open-Source AI Tools, updated 2026-10-22. Top picks include LangGPT, 易标 OpenBidKit, 魔搭 ModelScope. Compare free, freemium and paid options, then open a tool page or browse alternatives.
Open-source AI bid writing toolkit
Alibaba's open-source model community
Open-source CV annotation industry standard
Open-source voice cloning star: few-shot cloning from seconds of audio
Open-source keyboard engine adored by geeks and power users
Kai-Fu Lee's 01.AI, maker of Yi open models
InternLM open LLMs from Shanghai AI Laboratory
Baichuan open-source LLMs by Sogou founder Wang Xiaochuan
Open-source app to chat with your docs using any LLM
Efficient LLM fine-tuning toolkit by InternLM
Config-driven LLM fine-tuning tool
Zero-code fine-tuning for 100+ open LLMs
Microsoft's library for training giant models
Baidu's open-source deep learning platform
Distributed deep learning framework for big models
ModelScope's fine-tuning and deployment framework
Programming, not prompting, foundation models
China's open-source news and community hub
Feature-rich self-hosted UI for local LLMs
Veteran web UI for running local LLMs
Run LLMs on plain CPUs, in C/C++
The most popular local UI for Stable Diffusion
OpenAI-compatible local inference API
Offline image generator with Midjourney-like ease
Local LLMs that run on everyday laptops
The definitive library for pretrained models
Managed Milvus vector database cloud
High-performance vector database written in Rust
Open-source vector database with hybrid search
The AI-native open-source embedding database
Fast LLM serving engine with RadixAttention
NVIDIA's toolkit to max out GPU inference
Open-source RAG framework for accurate text-to-SQL
Open-source ChatBI: query databases in natural language
Most popular open-source data labeling tool
The de facto deep learning framework
China's leading code hosting platform
2x faster LLM fine-tuning with 70% less VRAM
Open-source LLM API gateway and key manager
Huawei's all-scenario AI framework
Kunlun's Skywork: prolific open-source LLM family
How we curate this category
Every listing is reviewed by a human before publishing. We group tools by use case, keep pricing and category data current, and link to official websites — paid placement never determines order.