Notesnook is described as 'Fully open-source, end-to-end encrypted notes with device-based security, secure sync, offline access, powerful editor, vault, backups, and exports' and is a very popular Note-taking tool in the office & productivity category. There are more than 100 alternatives to Notesnook for a variety of platforms, including Mac, Windows, Web-based, Linux and Android apps. The best Notesnook alternative is Obsidian, which is free. Other great apps like Notesnook are Joplin, Anytype, Logseq and Notion.
BookStack is a free and open source knowledge management platform built on PHP. The system has been built around simplicity to ensure that adding information to it is not a chore. The content structure is built on the metaphors of Books, Chapters & Pages.
United Kingdom
Whether it's bookmarks or passwords, files or shopping lists...Turtl organizes it all and makes it easy to find later. Sync across your devices. Leave nothing behind.
United States
NeverWrite is a local-first knowledge workspace for people who need to handle workflows with multiple parallel agents and subagents. Built like a code editor, but for markdown. It has inline review changes, like Cursor and others.
Chile
An award-winning cloud-based Project Management software aims to help collaborative teams organize and manage from small enterprise projects to large-scale initiatives.
Taiwan
Craft offers document creation with stunning visuals, seamless navigation, and effortless sharing. Nest notes, use AI for summaries, and export in multiple formats.
Hungary
EU
Marknote lets you create rich text notes and easily organise them into notebooks. You can personalise your notebooks by choosing an icon and accent color for each one, making it easy to distinguish between them and keep your notes at your fingertips.
GermanyEU
Dendron is an open-source, local-first, markdown-based, note-taking tool built on top of VSCode. It supports all the usual features you would expect like tagging, backlinks, a graph view, split panes, and so forth.
OpenBoard is a cross-platform (Linux / Windows / macOS) interactive whiteboard application. It is currently maintained by the Education Department (DIP) of the Canton of Geneva in Switzerland.
Flexible note-taking and writing tool featuring advanced markdown with in-line images, cross-note links, live preview, hashtags, Focus Mode, plain text storage, iCloud sync, one-tap formatting, smart data recognition, and multiple export formats for portability.
ItalyEU
Nuclino is a unified workspace where teams can bring all their knowledge, docs, and projects together in one place. It’s a modern, simple, and blazingly fast way to collaborate, without the chaos of files and folders, context switching, or silos.
GermanyEU
Offline-first, self-hostable note app supporting rich text formatting, tag-based organization, customizable backgrounds, pinning, search, archiving, admin management, trash recovery, mobile and web access, sync, privacy safeguards, and dark or light themes.
Bangladesh
Note-taking tool tailored for creatives offering idea capture from Pinterest, YouTube, and the web. Allows mood board creation, drawing, and sketching with varied brushes. Present work, share with teams using multimedia and exportable notes in PDF format
Taiwan
