Best Open Source Note-Taking Apps 2026

Note-Taking Apps

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Browse free open source Note-Taking apps and projects below. Use the toggles on the left to filter open source Note-Taking apps by OS, license, language, programming language, and project status.

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Cloud tools for web scraping and data extraction
Deploy pre-built tools that crawl websites, extract structured data, and feed your applications. Reliable web data without maintaining scrapers.

Automate web data collection with cloud tools that handle anti-bot measures, browser rendering, and data transformation out of the box. Extract content from any website, push to vector databases for RAG workflows, or pipe directly into your apps via API. Schedule runs, set up webhooks, and connect to your existing stack. Free tier available, then scale as you need to.

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1

AkelPad

A simple notepad-like text editor with many features. It is designed to be a small and fast.

47 Reviews

Downloads: 1,390 This Week

Last Update: 2025-11-23
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2

Notepad X

Notepad X is an alternative open source text editor for Microsoft Windows, with a lot of customization options created to help users managing text documents featuring tab navigation.

2 Reviews

Downloads: 9 This Week

Last Update: 2016-05-13
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3

Piggydb

Piggydb helps you have more fun with knowledge creation.

Piggydb is a flexible and scalable knowledge building platform that supports a heuristic or bottom-up approach to discover new concepts or ideas based on your input. You can begin with using it as a flexible outliner, diary or notebook, and as your database grows, Piggydb helps you to shape or elaborate your own knowledge. Piggydb is a Web application provided as a self-contained package that contains a Web server and database engine. With Piggydb, you can create highly structured content by connecting knowledge fragments to each other to build a network structure, which is more flexible and expressive than a tree structure. Fragments can also be classified using hierarchical tags.

4 Reviews

Downloads: 4 This Week

Last Update: 2016-02-16
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4

Boostnote

Boostnote is an open source note-taking app for programmers. Apps available for Mac, Windows, Linux, Android and iOS. Built with Electron, React + Redux, Webpack and CSSModules.

Downloads: 4 This Week

Last Update: 2017-10-28
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