Mumble is an open-source, encrypted, low-latency voice chat server for communities, gaming, and teams.

Mailpit is a fast, lightweight email testing tool that captures SMTP messages and provides a web UI and API for viewing and testing them.

Docspell is a document management system that organizes, processes, OCRs and indexes documents from scanners, email and file uploads.

Directus is a data platform that provides instant REST and GraphQL APIs plus a visual data studio for SQL databases.

Chatwoot is an open-source omnichannel customer-support platform for live chat, email, social media and messaging conversations.

Castopod is a free and open-source podcast hosting platform with Podcasting 2.0, analytics and ActivityPub federation features.

The official self-hosted sync server for Anki flashcards, suitable for individual and family use.

Host a persistent Satisfactory world for PC players using the official Linux dedicated server and SteamCMD.

Newt is a lightweight, headless, fully user-space WireGuard tunnel client and TCP/UDP proxy for Pangolin. It connects a site to a Pangolin server to securely expose private resources without port forwarding or opening inbound firewall ports.

JDownloader is a free, open-source download management tool that simplifies downloading files from one-click hosting sites. It runs headless on servers and is managed remotely via the MyJDownloader cloud web interface at my.jdownloader.org.