Sites and apps similar to Notekeys include CherryTree, which is free and open source. Other options are Trilium Notes, Cryptee, UpNote and Zoho Notebook. You're spoiled for choice with Note-taking Tools like Notekeys: we list more than 25 alternatives for Windows, iPhone, Mac, Linux and iPad.
Hierarchical note-taking software that is free, open-source, cross-platform. Features include rich text, syntax highlighting, multi-level lists, embedded files, customizable interface, code execution, PDF export, spell check, images & tables, and comprehensive project management support.
The original trilium is transfered to this repo by its owner and the app continues to develop here as stated here: https://github.com/TriliumNext/Trilium
Encrypted, privacy-focused digital storage with zero-knowledge architecture supporting document editing, notes, journals, and photo storage with raw DSLR support, live sync, markdown, code, LaTeX, to-dos, audio, tables, EPUB, PDF, and cross-platform access.
Estonia
EU
UpNote is an elegant and powerful note app that works seamlessly across platforms: iOS, Android, Mac and Windows.
Vietnam
Web-based tool for integrating text, images, audio, and video with syncing across devices, real-time collaboration, handwriting input, AI-powered summaries, checklists, scanning, reminders, search in handwritten notes, and advanced organization.
India
Passfindr is a web based premium Personal knowledge base, Password manager and Bookmark manager application to securely store passwords and other sensitive information in a virtual vault locked with individual master passwords.
United States
Privacy oriented, without vendor lock in note organizer, todo list desktop application. Work offline with text, markdown and pdf files.
India
RightNote will help you get a grip on information overload. It is designed to be easy to use for the new-comer, but also provide advanced features once your notes start to accumulate. RightNote can store text notes, source code, spreadsheets and webpages.
Australia
United Kingdom
Organize and edit short notes using a minimalist interface with color-coded dots, Markdown support, and word/character counts. Syncs instantly via iCloud across Mac, iPhone, and iPad. Features lightweight design, keyboard shortcuts, and distraction-free note capture.
United States
Cardfile is a personal information manager, based on index cards, that was distributed with Microsoft Windows starting from the original version 1.01 until Windows NT 4.0 Server. Cardfile is also included with Windows 98 and Windows Millennium Edition, but has to be installed...
United States
