P3X OneNote is described as 'Linux is, actually, an independent browser window for the online OneNote. You can use this program without having to clutter your browser. The main functions are:' and is a Note-taking tool in the office & productivity category. There are more than 100 alternatives to P3X OneNote for a variety of platforms, including Windows, Mac, iPhone, Linux and Android apps. The best P3X OneNote alternative is Zettlr, which is both free and Open Source. Other great apps like P3X OneNote are Zim, TagSpaces, CherryTree and Trilium Notes.
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.
Foam is a personal knowledge management and sharing system inspired by Roam Research, built on Visual Studio Code and GitHub.
Organize and schedule tasks with cross-device sync, reminders, recurring events, color-coded lists, collaboration, subtasks, and notes. Offers daily planning, Outlook integration, suggestions, GTD support, and a clean interface for work, school, and personal organization.
Tomboy is a desktop note-taking application for Linux, Unix, Windows, and Mac OS X. Simple and easy to use, but with potential to help you organize the ideas and information you deal with every day.
UpNote is an elegant and powerful note app that works seamlessly across platforms: iOS, Android, Mac and Windows.
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.
Organizes documents, notes, emails, PDFs, and media using AI-powered search, tagging, and OCR. Supports offline use, syncing across macOS and iOS, encryption, web clipping, automation, and customizable grouping for efficient information management.
DEVONthink is the most popular commercial alternative to P3X OneNote.
wikidPad is a Wiki-like notebook for storing your thoughts, ideas, todo lists, contacts, or anything else you can think of to write down. What makes wikidPad different from other notepad applications is the ease with which you can cross-link your information.
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.
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.
Ultra-ergonomic note app for Windows designed for efficient text capture from any application, file and image attachments, cross-device synchronization, hierarchic tagging, full-text search, encryption of notebooks, automatic backups, and offline use for enhanced safety.
Working on a project, researching a topic or writing an article? Walling makes it easy to break down your ideas, refine them and visually organize them.
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