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.



The Guide is described as 'Two-pane outliner - a program that allows you to arrange text notes in a tree-like structure. It supports formatted text, exporting to RTF and hyperlinks (both internal and external)' and is an app in the office & productivity category. There are more than 100 alternatives to The Guide for a variety of platforms, including Windows, Mac, iPhone, Web-based and Android apps. The best The Guide alternative is Notesnook, which is both free and Open Source. Other great apps like The Guide are Zim, TagSpaces, CherryTree and Trilium Notes.
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.



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.




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.

Milanote is an easy-to-use tool to organize your ideas and projects into visual boards.




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.




Combines AI-powered client portals, unlimited external accounts, internal workspaces, collaborative document editing, smart task management, and no-code knowledge bases with smart documents, supporting 2000+ embeds for streamlined project delivery and feedback.




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




Ulysses is a text editor for creative writers. Used by bloggers, poets, students and published novelists all over the world, it offers an integrated environment to brainstorm, draft, revise and even submit text on a professional level.




Customizable database app that works on Windows, Mac, Linux, Android, and iOS. Create databases without coding, sync across devices.



