- [HedgeDoc](https://hedgedoc.org/) - Realtime collaborative markdown notes on all platforms, formerly known as CodiMD and HackMD CE. ([Demo](https://demo.hedgedoc.org/), [Source Code](https://github.com/hedgedoc/hedgedoc)) `AGPL-3.0``Docker/Nodejs`
- [Joplin](https://joplinapp.org/) - Note taking application with markdown editor and encryption support for mobile and desktop platforms. Runs client-side and syncs through a self hosted Nextcloud instance or similar (alternative to Evernote). ([Source Code](https://github.com/laurent22/joplin)) `MIT``Nodejs`
- [Livebook](https://livebook.dev) - Realtime collaborative notebook app based on Markdown that supports running Elixir code snippets, TeX and Mermaid Diagrams. Easily deployed using Docker or Elixir. ([Source Code](https://github.com/livebook-dev/livebook)) `Apache-2.0``Elixir/Docker`
- [Many Notes](https://github.com/brufdev/many-notes) - Markdown note-taking web application designed for simplicity. `MIT``Docker`
- [Memos](https://usememos.com/) - Knowledge base that works with a SQLite db file. ([Demo](https://demo.usememos.com/explore), [Source Code](https://github.com/usememos/memos)) `MIT``Docker/Go`
**[`^ back to top ^`](##awesome-selfhosted---non-free-software)**
- [Chaskiq](https://chaskiq.io) - Full featured live chat, help center and CRM (alternative to Intercom & Drift and Crisp). ([Source Code](https://github.com/chaskiq/chaskiq)) `AGPL-3.0/Commons-Clause``Ruby`
- [Chatwoot](https://www.chatwoot.com) - Customer communication platform (alternative to Intercom and Zendesk). ([Source Code](https://github.com/chatwoot/chatwoot)) `⊘ Proprietary``Ruby/Docker/K8S`
- [PrivMX WebMail](https://privmx.com) - Alternative private mail system - web-based, end-to-end encrypted by design, self-hosted, decentralized, uses independent PKI. Easy to install and administrate, freeware, open-source. `⊘ Proprietary``PHP`