free

A collective list of free APIs

The Secure CommsOS™ for mission-critical operations

插件化、定制化、无广告的免费音乐播放器

Zulip server and web application. Open-source team chat that helps teams stay productive and focused.

Create polished demo videos without editing skills. Mac/Windows/Linux

:books: The definitive guide to TypeScript and possibly the best TypeScript book :book:. Free and Open Source 🌹

🆓免费的 ChatGPT 镜像网站列表，持续更新。List of free ChatGPT mirror sites, continuously updated.

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.

CloudFlare free temp domain email 免费收发 临时域名邮箱 支持附件 IMAP SMTP TelegramBot

Grab your own sweet-looking '.is-a.dev' subdomain.

The Concise TypeScript Book: A Concise Guide to Effective Development in TypeScript. Free and Open Source.

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.

Libre Hardware Monitor is free software that can monitor the temperature sensors, fan speeds, voltages, load and clock speeds of your computer.

Open source website builder and Webflow alternative. Webstudio is an advanced visual builder that connects to any headless CMS, supports all CSS properties, and can be hosted anywhere, including with us.

插件化、定制化、无广告的免费音乐播放器

Self-hosted multi-protocol AI API proxy for Antigravity, Codex, Grok, Kiro, OpenAI, Claude, and custom providers. Supports OpenAI-compatible API, Claude API, Gemini protocol conversion, GPT, Grok Build, Claude Opus, Gemini Pro, Kimi, MiniMax, provider pools, smart routing, and automatic failover.

Drag and drop page builder library written in vanilla javascript without dependencies or build tools.

An amazing UI for OpenAI's ChatGPT (Website + Windows + MacOS + Linux)

Free and open-source macOS menu bar toolkit.

Unlock the full potential of music: Stream effortlessly with one app!