Stalwart Mail Server
stalw.artSelf-hosted mail with per-user OpenPGP or S/MIME storage encryption
Self-hosted mail with per-user OpenPGP or S/MIME storage encryption
Self-hosted upload buckets with resumable transfers
Self-hosted discussion forums with approval rules for users or whole forums
A self-hosted ebook library with automated processing
Bitcoin payments with distinct Classic and self-custody wallet modes
A password vault with integrated account aliases
A self-hosted audiobook server with reader clients
Keep a self-hosted history of Internet performance
Self-hosted WireGuard access with per-connection MFA
Self-hosted business VPN with identity controls and clustering
Monitor networks, servers, applications, and services with discovery, performance data collection, event processing, and alerting.
Automate repository workflows in a self-hosted Gitea instance.
Self-host team chat with configurable rooms, calls, and integration APIs.
Deploy a self-hosted OpenTelemetry stack for application, infrastructure, and AI-agent telemetry.
Trace and investigate AI application calls with a local or self-hosted observability interface.
Correlates logs, metrics, traces, and user-experience telemetry for application and infrastructure troubleshooting.
A browser-based knowledge base built from Markdown notes, links, and a navigable graph.
Keep quick Markdown memos on infrastructure you choose and retrieve them through search.
A self-hosted identity provider with configurable workflows
Automate dependency and lockfile updates through reviewable pull requests across many repository platforms.
A freely downloadable, GPL-licensed database with SQL, replication, connectors, and administration tools.
Get alerted when a cron job or scheduled task misses its expected ping window.