📮 A fully featured open source mail delivery platform for incoming & outgoing e-mail
Postal is a complete, fully featured open source mail server for websites and web servers. It provides a self-hosted alternative to commercial services like Sendgrid, Mailgun, and Postmark, giving you complete control over your email infrastructure.
Postal is ideal for developers, system administrators, and organizations that need a self-hosted mail delivery platform with full control over their email infrastructure and data.
The open-source notification infrastructure. In-app Inbox component, E-mail, SMS, Push and Slack Integrations.
💌 Build and send emails using React
MJML: the only framework that makes responsive-email easy
✉️ Send e-mails with Node.JS – easy as cake!
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
A fast, highly extensible, and event driven SMTP server
A list of Free Software network services and web applications which can be hosted on your own servers
🙃 A delightful community-driven (with 2,500+ contributors) framework for managing your zsh configuration. Includes 300+ optional plugins (rails, git, macOS, hub, docker, homebrew, node, php, python, etc), 140+ themes to spice up your morning, and an auto-update tool that makes it easy to keep up with the latest updates from the community.
Get up and running with Kimi-K2.5, GLM-5, MiniMax, DeepSeek, gpt-oss, Qwen, Gemma and other models.
A feature-rich command-line audio/video downloader
Production-ready platform for agentic workflow development.
User-friendly AI Interface (Supports Ollama, OpenAI API, ...)
Virtual whiteboard for sketching hand-drawn like diagrams
An open-source AI agent that brings the power of Gemini directly into your terminal.
JavaScript API for Chrome and Firefox
The world’s fastest framework for building websites.
Amazon SES