Note taking open-source application aimed to have both a simple interface but keeping smart behavior.




Notepack is described as 'Privacy oriented, without vendor lock in note organizer, todo list desktop application. Work offline with text, markdown and pdf files' and is a Note-taking tool in the office & productivity category. There are more than 100 alternatives to Notepack for a variety of platforms, including Mac, Windows, Linux, Web-based and iPhone apps. The best Notepack alternative is Logseq, which is both free and Open Source. Other great apps like Notepack are Zettlr, Zim, Trilium Notes and CherryTree.
Note taking open-source application aimed to have both a simple interface but keeping smart behavior.




KeyNote NF is a flexible, multi-featured tabbed notebook, based on Windows standard RichEdit control. It's always accessible with a single keypress, even if you work in another application.




Carnet is a complete and rich note taking app for Android and Linux that can be synced with NextCloud (selfhosted) or the official Carnet server.




Efficient hierarchical information manager for Windows, offering note storage in a single file with customizable tree structures, password protection with 1800-bit encryption, instant search, a rich text editor, multiple language support, and portable use without installation.




TiddlyRoam is your open source external brain. TiddlyRoam allows you to quickly create your own wiki. You can add fragments of thoughts and findings whenever they come to you. TiddlyRoam will link them and help you spot the patterns.


Writemonkey is a Windows zenware writing application with an extremely stripped down user interface, leaving you alone with your thoughts and your words.




Offers fast, distraction-free note-taking via a high-performance editor with real-time Markdown, local-first storage, image support, Kanban task boards, intuitive drag-and-drop, keyboard shortcuts, configurable themes, fast search, and cross-platform access.




Supports open formats like plain text, Markdown, RTF, stores notes on disk, offers live sync with external editors, iCloud Drive and Dropbox sync, elastic pane views, fast search, tagging, markdown preview, code highlighting, and robust multi-folder management.




AI-enhanced productivity platform offering a unified workspace for real-time collaboration with document chat, project studio, customizable AI agents, and AI File Chat. Powered by OpenAI's GPT-4 API and ChatGPT, users achieve seamless syncing, utilize AI commands for instant answers, and design custom workflows.









Heptabase is a visual note-taking tool that helps you make sense of your learning, research, and projects. It helps you get into the flow of thinking and brings together everything you need to do better research.



