List of Top Free Open Source & Self Hosted Application for Note-taking & Editors

Note taking editors.

Benotes – An open source self hosted notes and bookmarks taking web app. MIT PHP
DailyNotes – App for taking notes and tracking tasks on a daily basis in Markdown. MIT Python
dillinger – The last Markdown editor, ever. MIT Nodejs
Dnote – A simple command line notebook with multi-device sync and web interface. AGPL-3.0 Go
DocPHT – With DocPHT you can take notes and quickly document anything and without the use of any database. MIT PHP
draw.io – Diagram software for making flowcharts, process diagrams, org charts, UML, ER and network diagrams. Apache-2.0 Javascript
flatnotes – A self-hosted, database-less note-taking web app that utilises a flat folder of markdown files for storage. MIT Docker
HedgeDoc – Realtime collaborative markdown notes on all platforms, formerly known as CodiMD and HackMD CE. AGPL-3.0 Docker/Nodejs
Joplin – Joplin is a note taking application with Markdown editor and encryption support for mobile and desktop platforms. Runs client-side and syncs through self hosted Nextcloud or similar. Consider it like open source alternative to Evernote. MIT Nodejs
kiwix-serve – HTTP daemon for serving wikis from ZIM files. GPL-3.0 C++
Livebook – Realtime collaborative notebook app based on Markdown that supports running Elixir codesnippets, TeX and Mermaid Diagrams. Easily deployed using Docker or Elixir. Apache-2.0 Elixir
Markdown Edit – Online markdown editor/viewer. MIT HTML5
Meemo – Personal notes stream with Markdown support. MIT Nodejs
Memos – An open source, self-hosted knowledge base that works with a SQLite db file. MIT Docker/Go
minimalist-web-notepad – Minimalist notepad.cc clone. Apache-2.0 PHP
MiniNote – Simple Markdown note-taking app with persistence. MIT Nodejs
Notes’n’Todos – Write notes and todos online in markdown with tag filtering and date sorting. MIT Python
Oddmuse – A simple wiki engine written in Perl. No database required. GPL-3.0 Perl
Overleaf – Web-based collaborative LaTeX editor. AGPL-3.0 Ruby
Plainpad – A modern note taking application for the cloud, utilizing the best features of progressive web apps technology. GPL-3.0 PHP
savepad – Minimalist notepad based on notepad.cc. MIT PHP
Standard Notes – Simple and private notes app. Protect your privacy while getting more done. That’s Standard Notes. GPL-3.0 Ruby
Trilium Notes – Trilium Notes is a hierarchical note taking application with focus on building large personal knowledge bases. AGPL-3.0 Nodejs
turndown – HTML to Markdown converter written in Javascript. MIT Javascript
Turtl – Totally private personal database and note taking app. GPL-3.0 CommonLisp
Wreeto – Wreeto is an open source note-taking, knowledge management and wiki system built on top of Ruby on Rails framework. AGPL-3.0 Ruby
Writing – Lightweight distraction-free text editor, in the browser (Markdown and LaTeX supported). No lag when writing. MIT Javascript