A collective list of free APIs

📚 Freely available programming books

real time face swap and one-click video deepfake with only a single image

Transforms complex documents like PDFs into LLM-ready markdown/JSON for your Agentic workflows.

Ultralytics YOLO 🚀

all of the workflows of n8n i could find (also from the site itself)

🎯 告别信息过载，你的 AI 舆情监控助手与热点筛选工具！聚合多平台热点 + RSS 订阅，支持关键词精准筛选。接入 MCP 架构，赋能 AI 自然语言对话分析、情感洞察与趋势预测。支持 Docker 一键部署，数据本地/云端自持。集成微信/飞书/钉钉/Telegram/邮件/ntfy/bark/slack 等渠道智能推送。⭐

🎨 Diagram as Code for prototyping cloud system architectures

Portable file server with accelerated resumable uploads, dedup, WebDAV, SFTP, FTP, TFTP, zeroconf, media indexer, thumbnails++ all in one file

Run your own AI cluster at home with everyday devices 📱💻 🖥️⌚

Free ChatGPT&DeepSeek API Key，免费ChatGPT&DeepSeek API。免费接入DeepSeek API和GPT4 API，支持 gpt | deepseek | claude | gemini | grok 等排名靠前的常用大模型。

微舆：人人可用的多Agent舆情分析助手，打破信息茧房，还原舆情原貌，预测未来走向，辅助决策！从0实现，不依赖任何框架。

OCRmyPDF adds an OCR text layer to scanned PDF files, allowing them to be searched

[EMNLP 2025 Demo] PDF scientific paper translation with preserved formats - 基于 AI 完整保留排版的 PDF 文档全文双语翻译，支持 Google/DeepL/Ollama/OpenAI 等服务，提供 CLI/GUI/MCP/Docker/Zotero

Convert PDF to markdown + JSON quickly with high accuracy

《Designing Data-Intensive Application》DDIA 第一版 / 第二版 中文翻译

📺IPTV直播源自动更新平台『🤖全自动采集、筛选、测速、生成流程🚀』：频道自定义；IPv4/IPv6；接口验效；推流；多平台支持；工作流、Docker、命令行、GUI多端部署 | IPTV live streaming source automatic update platform

⚡️HivisionIDPhotos: a lightweight and efficient AI ID photos tools. 一个轻量级的AI证件照制作算法。

Netflix-level subtitle cutting, translation, alignment, and even dubbing - one-click fully automated AI video subtitle team | Netflix级字幕切割、翻译、对齐、甚至加上配音，一键全自动视频搬运AI字幕组

📚 《从零开始构建智能体》——从零开始的智能体原理与实践教程

CLI tool for configuring and monitoring Claude Code

Open-source framework for conversational voice AI agents

State-of-the-art TTS model under 25MB 😻

Simultaneous speech-to-text model

使用小爱音箱播放音乐，音乐使用 yt-dlp 下载。

基于「Docker」/「青龙面板」/「群晖」的每日签到脚本（支持多账号）签到列表: ｜爱奇艺｜全民K歌｜有道云笔记｜百度贴吧｜Bilibili｜V2EX｜AcFun｜什么值得买｜阿里云盘｜i茅台申购｜小米运动｜百度搜索资源平台｜恩山论坛｜奥拉星｜

Text-audio foundation model from Boson AI

基于 Playwright 和AI过滤的闲鱼多任务实时/定时监控与智能分析工具，配备了功能完善的后台管理界面。帮助用户节省闲鱼商品过滤，能及时找到心仪商品。

Open Source Deep Research Alternative to Reason and Search on Private Data. Written in Python.

Open Source HR and Payroll Software