Open Source Note-taking & Editors Software
Found 19 self-hosted alternatives in this category.
DailyTxT
Encrypted diary Web application to save your personal memories of each day. Includes a search function and encrypted file upload. ([Demo](https://dailytxt.phitux.de))
draw.io
Diagram software for making flowcharts, process diagrams, org charts, UML, ER and network diagrams
flatnotes
Database-less note-taking web app that utilises a flat folder of markdown files for storage. ([Demo](https://demo.flatnotes.io))
HedgeDoc
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))
Joplin
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)
Jotty
Lightweight but powerful alternative for managing your personal, file based, notes and checklists
Livebook
Realtime collaborative notebook app based on Markdown that supports running Elixir code snippets, TeX and Mermaid Diagrams. Easily deployed using Docker or Elixir
Memos
Knowledge base that works with a SQLite db file. ([Demo](https://demo.usememos.com/explore), [Source Code](https://github.com/usememos/memos))
Plainpad
Modern note taking application for the cloud, utilizing the best features of progressive web apps technology. ([Demo](https://alextselegidis.com/try/plainpad/), [Source Code](https://github.com/alextselegidis/plainpad))
SilverBullet
Note-taking application optimized for people with a hacker mindset. ([Demo](https://play.silverbullet.md/), [Source Code](https://github.com/silverbulletmd/silverbullet), [Clients](https://silverbullet.md/Libraries))
Standard Notes
Simple and private notes app. Protect your privacy while getting more done. That's Standard Notes. ([Demo](https://app.standardnotes.com/), [Source Code](https://github.com/standardnotes/app))
TriliumNext Notes
Cross-platform hierarchical note taking application with focus on building large personal knowledge bases (fork of Trilium Notes)