- [Oddmuse](https://oddmuse.org/) - A simple wiki engine written in Perl. No database required. ([Source Code](https://github.com/kensanata/oddmuse)) `GPL-3.0``Perl`
- [OpenNote](https://github.com/FoxUSA/OpenNote) - OpenNote was built to be an open web-based alternative to Microsoft OneNote (T) and EverNote. ([Demo](https://foxusa.github.io/OpenNote/OpenNote/#/folder)) `MIT``HTML5`
- [Paperwork](https://paperwork.cloud) - OpenSource note-taking and archiving alternative to Evernote, Microsoft OneNote and Google Keep. ([Source Code](https://github.com/paperwork/paperwork)) `MIT``PHP`
- [Plainpad](https://alextselegidis.com/get/plainpad/) - A 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)) `GPL-3.0``PHP`
- [savepad](https://github.com/shelltr/textpad) - Minimalist notepad based on notepad.cc. `MIT``PHP`
- [Standard Notes](https://standardnotes.com) - Simple and private notes app. Protect your privacy while getting more done. That's Standard Notes. ([Demo](https://app.standardnotes.org/), [Source Code](https://github.com/standardnotes)) `GPL-3.0``Ruby`