DeepSeek Open Source Project Selection: Top 10 Tools Worth Following on GitHub — AI Development Tutorial

Why Focus on the DeepSeek Open Source Ecosystem

DeepSeek has become one of the preferred AI models for developers worldwide, thanks to its exceptional cost-effectiveness and open source spirit. The open source ecosystem around DeepSeek is thriving—from desktop clients to web applications, from API proxies to Agent frameworks, a large number of high-quality open source projects have emerged on GitHub. These projects have greatly enhanced the DeepSeek experience and enabled developers to quickly build their own AI applications.

This article will select 10 DeepSeek-related open source projects on GitHub that are most worth paying attention to, covering various scenarios such as daily use, development integration, and enterprise deployment. Whether you are a beginner in AI or a seasoned developer, you will find suitable tools here.

1. lobe-chat/lobe-chat — The Most Popular DeepSeek Chat Client

LobeChat is an open source modern AI chat framework that supports one-click deployment of private ChatGPT/Claude/DeepSeek applications. It features a beautiful UI design, a rich plugin ecosystem, and powerful knowledge base capabilities. For teams looking to quickly build a DeepSeek chat interface, LobeChat is one of the best choices.

GitHub: github.com/lobehub/lobe-chat | ⭐ 60k+ Stars

Core Features: Supports multi-model switching (DeepSeek, OpenAI, Claude, etc.), plugin marketplace, knowledge base upload, TTS speech synthesis, and multi-language support. One-click Docker deployment, you can have your own AI assistant in 5 minutes.

docker run -d -p 3210:3210 \
  -e OPENAI_API_KEY=your-deepseek-key \
  -e OPENAI_PROXY_URL=https://api.deepseek.com/v1 \
  lobehub/lobe-chat

2. Chatbox — Cross-Platform AI Desktop Client

Chatbox is an open source cross-platform AI client that supports Windows, macOS, Linux, and mobile devices. Its design philosophy is "making AI conversations as simple as chatting." Chatbox supports the full DeepSeek model series, with built-in prompt templates, conversation management, and Markdown rendering.

GitHub: github.com/Bin-Huang/chatbox | ⭐ 30k+ Stars

Core Features: Local data storage (privacy and security), multi-conversation management, prompt library, dark mode, cross-platform synchronization. Especially suitable for individual users using DeepSeek daily.

3. Open WebUI — Self-Hosted Web Interface

Open WebUI (formerly Ollama WebUI) is a feature-rich self-hosted AI chat web interface. It is fully compatible with the DeepSeek API and supports enterprise-grade features such as RAG, web search, multi-user management, and RBAC permission control.

GitHub: github.com/open-webui/open-webui | ⭐ 70k+ Stars

Core Features: ChatGPT-like interface, document upload and RAG, multi-model management, user and permission system, plugin extensions. Suitable for team or enterprise internal deployment.

4. one-api / new-api — API Proxy Management Platform

one-api and its successor new-api are unified proxy platforms for managing multiple large model API keys. You only need to deploy once, and you can access APIs from multiple model providers such as DeepSeek, OpenAI, and Claude through a unified interface. It supports load balancing, rate limiting, usage statistics, and more.

GitHub: github.com/Calcium-Ion/new-api | ⭐ 10k+ Stars

Core Features: Unified API entry, multi-model routing, load balancing, rate limiting, user management, usage billing. Ideal for teams that need to manage multiple API keys.

5. Dify — AI Application Development Platform

Dify is an open source LLM application development platform that allows you to build AI applications through visual orchestration. It natively supports DeepSeek models and provides end-to-end capabilities from prompt design, knowledge base management, to Agent orchestration.

GitHub: github.com/langgenius/dify | ⭐ 80k+ Stars

Core Features: Visual workflow orchestration, RAG pipeline, Agent strategies, conversation logs and analytics, API publishing. Dify enables people without programming experience to build complex AI applications.

git clone https://github.com/langgenius/dify.git
cd dify/docker
cp .env.example .env
docker compose up -d

6. LangChain + DeepSeek Integration

LangChain is the most popular LLM application development framework and provides complete integration with DeepSeek. With LangChain, you can easily build RAG systems, Agent chains, and conversational applications.

GitHub: github.com/langchain-ai/langchain | ⭐ 100k+ Stars

from langchain_openai import ChatOpenAI

llm = ChatOpenAI(
    model="deepseek-chat",
    openai_api_key="your-key",
    openai_api_base="https://api.deepseek.com/v1"
)
response = llm.invoke("Hello, DeepSeek!")

7. FastGPT — Knowledge Base Q&A System

FastGPT is a knowledge base Q&A system based on LLM, providing out-of-the-box data processing and model invocation capabilities. It supports DeepSeek models and allows workflow orchestration through Flow visualization.

GitHub: github.com/labring/FastGPT | ⭐ 25k+ Stars

Core Features: Dedicated AI customer service, visual workflow, automatic data preprocessing, multi-model support. Suitable for enterprises to build intelligent customer service systems based on private knowledge.

8. chatgpt-on-wechat — WeChat AI Integration

chatgpt-on-wechat lets you use DeepSeek in WeChat. It supports multiple integration methods including personal WeChat, enterprise WeChat, and official accounts, keeping AI at your fingertips in WeChat anytime, anywhere.

GitHub: github.com/zhayujie/chatgpt-on-wechat | ⭐ 35k+ Stars

Core Features: WeChat integration, multi-model support, voice recognition, image generation, custom trigger words. Put DeepSeek into your WeChat and use it anytime, anywhere.

9. Continue — AI Coding Assistant

Continue is an open-source AI code assistant that integrates directly into VS Code and JetBrains IDEs. It supports DeepSeek models, providing code completion, code explanation, refactoring suggestions, and more.

GitHub: github.com/continuedev/continue | ⭐ 25k+ Stars

Core Features: In-IDE chat, automatic code completion, codebase awareness, custom Slash commands. An open-source alternative to Cursor, free and self-hostable.

10. Page Assist — Browser AI Assistant

Page Assist is a browser extension that provides a Web UI for local AI models. It supports models like DeepSeek, allowing you to chat with AI and analyze web content directly in the browser sidebar.

GitHub: github.com/n4ze3m/page-assist | ⭐ 8k+ Stars

Core Features: Browser sidebar, web content analysis, multi-model support, offline use. Let you invoke DeepSeek on any webpage at any time.

How to Choose the Right Tool for You

If you are an individual user wanting to quickly experience DeepSeek, we recommend Chatbox or Page Assist. If you are a developer needing to build AI applications, we recommend Dify or LangChain. If you need to deploy AI services for your team, we recommend LobeChat or Open WebUI paired with new-api. Whatever your needs, DeepSeek's open-source ecosystem has you covered.

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