Master programming by recreating your favorite technologies from scratch.
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Feb 21, 2026 - Markdown
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free
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A collective list of free APIs
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Feb 19, 2026 - Python
DigitalPlat FreeDomain: Free Domain For Everyone
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Mar 2, 2026 - HTML
📚 免费的计算机编程类中文书籍，欢迎投稿
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Jul 15, 2024
A curated list of free courses with certifications. Also available at https://free-certifications.com/
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Jul 22, 2025
The Secure CommsOS™ for mission-critical operations
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Mar 3, 2026 - TypeScript
🐧 A list of awesome Linux softwares
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Feb 16, 2026 - HTML
Zulip server and web application. Open-source team chat that helps teams stay productive and focused.
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Mar 3, 2026 - Python
插件化、定制化、无广告的免费音乐播放器
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Jan 6, 2026 - TypeScript
📚 The definitive guide to TypeScript and possibly the best TypeScript book 📖. Free and Open Source 🌹
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Jun 29, 2024 - TypeScript
🆓免费的 ChatGPT 镜像网站列表，持续更新。List of free ChatGPT mirror sites, continuously updated.
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Jun 23, 2025 - Python
A collection of services with great free tiers for developers on a budget. Sponsored by Mockoon, the best mock API tool. https://mockoon.com
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Mar 2, 2026
The Concise TypeScript Book: A Concise Guide to Effective Development in TypeScript. Free and Open Source.
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Mar 3, 2026 - JavaScript
Kavita is a fast, feature rich, cross platform reading server. Built with the goal of being a full solution for all your reading needs. Setup your own server and share your reading collection with your friends and family.
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Mar 3, 2026 - C#
A free, open source, Bootstrap admin theme created by Start Bootstrap
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Jul 2, 2024 - HTML
Grab your own sweet-looking '.is-a.dev' subdomain.
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Mar 3, 2026 - JavaScript
Pterodactyl® is a free, open-source game server management panel built with PHP, React, and Go. Designed with security in mind, Pterodactyl runs all game servers in isolated Docker containers while exposing a beautiful and intuitive UI to end users.
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Feb 14, 2026 - PHP
Drag and drop page builder library written in vanilla javascript without dependencies or build tools.
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Sep 19, 2025 - JavaScript
Free apps
DeepScan
Advanced static analysis for automatically finding runtime errors in JavaScript, TypeScript, React, and Vue code
Renovate
Dependency Automation service by Mend.io
Axolo for Slack
Slack Collaboration app for Pull Requests. Reduce pick-up time & organize daily standups around open PRs
Container Registry
Best-in-class CNCF Harbor based Container Image Management for individuals, teams and organizations
Cloudback: GitHub Backup & Restore
Backup repositories, metadata and LFS into AWS, Azure, OneDrive, GCP. SOC2 Type II compliant. Pay per repositories, not seats
Mend Bolt
Detect open source vulnerabilities in real time with suggested fixes for quick remediation
Naming Conventions Bot
Automatically validates pull requests, branches and commit messages in your Github repositories
Snyk
Find, fix (and prevent!) known vulnerabilities in your code
Slack + GitHub
Connect your code without leaving Slack
Code Review Doctor
Catch more Python and Django bugs during code review
Sweep AI
AI Coding Assistant for JetBrains
Depfu
Automated dependency updates done right
repo rules
ensure that all repositories have the same settings, e.g. visibility, squash delete, gpg branch protection, team permissions
Hound
Automated code reviews
Cloud 66 Skycap
Skycap is a container native CI/CD tool
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