BillionMail gives you open-source MailServer, NewsLetter, Email Marketing — fully self-hosted, dev-friendly, and free from monthly fees. Join the discord: https://discord.gg/asfXzBUhZr

😎 Awesome lists about all kinds of interesting topics

freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.

A list of Free Software network services and web applications which can be hosted on your own servers

小程序雷达：AI 驱动的小程序技术选型、趋势追踪和迁移诊断工具

Master programming by recreating your favorite technologies from scratch.

A collection of inspiring lists, manuals, cheatsheets, blogs, hacks, one-liners, cli/web tools and more.

Docker 基本教學 - 從無到有 Docker-Beginners-Guide 教你用 Docker 建立 Django + PostgreSQL 📝

A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev

Database diagrams editor that allows you to visualize and design your DB with a single query.

《Hello 算法》：动画图解、一键运行的数据结构与算法教程。支持简中、繁中、English、日本語，提供 Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin, TS, Dart 等代码实现

A topic-centric list of HQ open datasets.

Instant Messaging

[🔥updating ...] AI 自动量化交易机器人(完全本地部署) AI-powered Quantitative Investment Research Platform. 📃 online docs: https://ufund-me.github.io/Qbot ✨ :news: qbot-mini: https://github.com/Charmve/iQuant

👩🏿‍💻👨🏾‍💻👩🏼‍💻👨🏽‍💻👩🏻‍💻中国独立开发者项目列表 -- 分享大家都在做什么

This repo is the sample code that goes with the video tutorials. It’s no longer maintained. 这个仓库（repo）是视频教程的配套代码，目前已经停止维护了。 视频地址是：https://www.bilibili.com/video/BV1RFsfe5Ek5

Elegant theme for Hexo.

这是一个学习

A C# port of shadowsocks

A Javascript Scrolling Framework For Mobile Web

Large single page application with 45 pages built on vue2 + vuex. 基于 vue2 + vuex 构建一个具有 45 个页面的大型单页面应用

Backend system based on node.js + Mongodb. 基于 node.js + Mongodb 构建的后台系统

美团饿了吗外卖红包外卖优惠券，先领红包再下单。外卖红包优惠券，cps分成，别人领红包下单，你拿佣金。