Guides for evaluating, self-hosting, and migrating to open source.

Self-host Komga in 2026. MIT license, ~3K stars, Kotlin — comic, manga, and webtoon server with OPDS feed, REST API, and a clean reading UI. CBZ/CBR/PDF.

Self-host Leantime in 2026. AGPL 3.0, ~4K stars, PHP — project management with Kanban, Gantt charts, timesheets, OKRs, and strategic planning. Alternative to.

Self-host Linkding in 2026. MIT license, ~6K stars, Python/Django — fast bookmark manager with tagging, full-text search, browser extensions, and REST API.

Self-host Linkwarden as a bookmark manager in 2026. AGPL 3.0, ~8K stars — automatic page archiving, screenshots, tags, collections, browser extension.

Self-host Listmonk for email newsletters and mailing lists in 2026. AGPL 3.0, ~14K stars, Go — Mailchimp alternative with subscriber management, campaigns.

Self-host Listmonk as a Mailchimp alternative in 2026. Send unlimited newsletters with your own SMTP — complete Docker setup guide with lists, campaigns.

Self-host Mailcow in 2026. GPL 2.0, ~8K stars — complete email server with SMTP, IMAP, webmail, spam filtering, DKIM, DMARC, and a beautiful admin UI.

Complete guide to self-hosting Mastodon, the open source Twitter/X alternative. Docker Compose setup, media storage, email config, federation, moderation.

Self-host Matomo in 2026. GPL 3.0, ~19K stars, PHP — the most complete Google Analytics alternative with heatmaps, funnels, A/B testing, ecommerce tracking.

Self-host Matrix with Synapse or Conduit as a Slack alternative in 2026. Federated, end-to-end encrypted team messaging with bridges to Slack, Discord, and.

Self-host Matrix Synapse in 2026. Apache 2.0, ~12K stars, Python — decentralized E2E encrypted messaging. Element client, federation with other servers.

Self-host Mattermost as a Slack alternative for teams in 2026. MIT license, ~30K stars — channels, threads, integrations, bots, slash commands for 2026.

Self-host Mattermost in 2026. MIT license, ~31K stars, Go — Slack alternative with channels, threads, slash commands, webhooks. Docker setup, mobile apps.

Self-host Mealie in 2026. AGPL 3.0, ~7K stars, Python/Vue — recipe manager with meal planning, grocery lists, web scraping from any recipe URL. Docker setup.

Self-host Memos in 2026. MIT license, ~33K stars, Go — privacy-first notes app with a Twitter-like feed, Markdown, tags, and REST API. Alternative to Apple.

Self-host Miniflux for minimalist RSS reading in 2026. AGPL 3.0, ~6.3K stars, Go — fast, opinionated, keyboard-driven RSS reader with Fever/Google Reader API.