Postal is a complete, open-source mail delivery platform designed for websites and web servers. Think SendGrid, Mailgun, or Postmark — but fully self-hosted and under your control. Key features:

✉️ Full-featured mail server for transactional and bulk email

⚙️ Built-in web interface for managing domains, queues, and logs

🔒 Privacy and security: keep all data on your own servers

🌍 Scalable for small projects or enterprise-level deployments

🧩 Open-source transparency, community-driven development

🚀 Ideal for developers and organizations who want independence from third-party email providers

Perfect for anyone who needs reliable, flexible, and private email delivery without relying on external services.

Technitium DNS Server is a free, open-source authoritative and recursive DNS server that can be self-hosted for maximum privacy and control. It works out-of-the-box with minimal configuration and provides a user-friendly web console. Key features:

🔒 Supports encrypted DNS protocols: DNS-over-TLS, DNS-over-HTTPS, DNS-over-QUIC

⚡ Performance boost: local caching makes websites load faster

🛡️ Network-wide control: block domains, route DNS traffic securely

📊 DNS logs and stats for deeper insights into your network

💻 Cross-platform: Windows, Linux, macOS, Raspberry Pi

🌍 Ideal for home networks or organizations seeking independence from ISP or third-party DNS providers

Perfect for anyone who wants privacy, security, and control over DNS resolution without relying on external services.

RustDesk is a full‑featured, open‑source alternative to TeamViewer, giving you secure remote control with minimal configuration.

🔑 End‑to‑end encryption for secure connections

🌐 Self‑hosted option for maximum privacy

⚡ Fast performance with minimal setup

🛠️ Cross‑platform support (Windows, macOS, Linux, Android, iOS)

🤝 Community‑driven and transparent development

Perfect for: Users who want a reliable, private, and flexible remote desktop solution without vendor lock‑in.

SurfSense is a platform designed to enhance your web browsing experience by acting as a “Knowledge Graph Brain” for anything you see online. It allows users to save and organize content from their web browsing sessions, making it easy to recall and interact with this information later.

💾 Save any content from your browsing (emails, chats, invites, tutorials, recipes, etc.)

🔍 Powerful search to quickly find saved sessions

💬 Natural language interaction with your browsing history

🛠️ Self‑hostable, open‑source platform for privacy

🧠 GraphRAG integration to uncover meaningful relationships in your saved content

⚡ Cost‑effective, works seamlessly with GPT‑4 mini

Perfect for: Users who want to organize, recall, and interact with their browsing history intelligently and privately.

Vikunja is a free, open‑source to‑do app that helps you organize projects and tasks with simplicity and flexibility. It can be self‑hosted or used via a hosted service, making it ideal for personal and team productivity.

📝 Create tasks, lists, and projects with ease

⚡ Powerful features like recurring tasks, reminders, and priorities

📂 Organize with namespaces, labels, and filters

🌐 Self‑hosted or hosted service available

💻 Cross‑platform support (web, desktop, mobile)

🤝 Community‑driven with active development and support

Perfect for: Individuals and teams who want a privacy‑friendly, open‑source alternative to proprietary task management tools.

Stirling‑PDF is a locally hosted web application designed to perform various operations on PDF files. It’s free, secure, and private, with no outbound calls for tracking or record‑keeping. Your files stay on your device, ensuring complete control and privacy.

✂️ Split, merge, and convert PDF files with ease

⚡ Fast, reliable, and privacy‑friendly (no data leaves your device)

🔒 Self‑hosted for maximum control and security

🛠️ Equipped with a wide range of PDF manipulation tools

🌐 Modern web interface, easy to use and accessible

🤝 Community‑driven open‑source project

Perfect for: Users who want a secure, self‑hosted alternative to online PDF tools without sacrificing functionality.

Paperless‑ngx is an open‑source application that helps you manage your personal documents. It transforms physical binders into a searchable archive and provides powerful utilities for organizing and retrieving files.

🗃️ Organize and index scanned documents with tags, correspondents, types, and more

🔍 OCR support with Tesseract for over 100 languages

📄 Save documents in PDF/A format for long‑term storage

⚡ Machine‑learning features for auto‑tagging and classification

🌐 Supports multiple file types (PDF, images, text, Office docs)

💻 Self‑hosted, privacy‑friendly, and community‑driven

Perfect for: Individuals and teams who want complete control over their document archive with advanced search and organization features.

Jellyfin is a volunteer‑built media solution that puts you in control of your media. Stream to any device from your own server, with no strings attached. It’s a privacy‑friendly alternative to proprietary media servers.

📺 Stream movies, TV shows, and music to any device

⚡ No tracking, subscriptions, or hidden costs

🖥️ Self‑hosted: your media, your server, your way

🌐 Wide array of official and third‑party clients across platforms

🎨 Highly customizable with plugins and themes

🤝 Community‑driven, open‑source project with active support

Perfect for: Users who want complete control over their media library without relying on proprietary or cloud‑based solutions.

ProjectSend is a free, open‑source, self‑hosted application that lets you upload files and assign them to specific clients. It’s designed for secure, private file sharing without relying on external services.

📂 Upload and organize files per client or project

🔒 Secure, private sharing with user accounts and permissions

⚡ Easy installation on VPS or shared hosting

🖥️ Web‑based interface accessible from any device

🔧 Customizable branding and client management features

🤝 Community‑driven, open‑source project with active development

Perfect for: Freelancers, agencies, and businesses who want to share files securely with clients while maintaining full control.

PrivateBin is a minimalist, open‑source online pastebin where the server has zero knowledge of pasted data. All content is encrypted and decrypted in the browser, ensuring maximum privacy and security.

🔒 End‑to‑end encryption with AES‑256 in Galois Counter Mode

📝 Share text, code snippets, or documents securely

🔑 Option to set passwords for additional protection

⚡ Lightweight, fast, and easy to deploy on any server

🖥️ Web‑based interface accessible from any device

🗑️ Configurable expiration times for automatic paste deletion

🤝 Community‑driven, open‑source project with active development

Perfect for: Developers, sysadmins, and privacy‑conscious users who want secure, self‑hosted paste sharing.