Organize your ideas, notes, and to-dos in 21M Notes. Separate them by projects, save prompts, links, and useful info for later—everything in one place.
Cost / License
- Free
- Proprietary
Platforms
- Online




Standard Notes is described as 'An end-to-end encrypted note-taking by Proton. Offline access, unlimited sync across devices, tagging, passcode and biometric security, plus advanced premium privacy features' and is a leading Note-taking tool in the security & privacy category. There are more than 100 alternatives to Standard Notes for a variety of platforms, including Mac, Web-based, Windows, Android and Linux apps. The best Standard Notes alternative is Obsidian, which is free. Other great apps like Standard Notes are Joplin, Logseq, Anytype and Notion.
Organize your ideas, notes, and to-dos in 21M Notes. Separate them by projects, save prompts, links, and useful info for later—everything in one place.




Introducing Safety Note+: Keep Your Most Private Notes Secure
Have you ever experienced the frustration of lending someone your phone, only to have them intrude on your personal information? We understand the discomfort that comes with it. That's why we created Safety Note+.




This app/script allows you to take notes in the Linux console and organize them using a simple command. The notes will be available in any terminal and bash session.




Criene is an AI execution engine that automates goal planning and enforces discipline through high-stakes gamification and data-driven behavioral auditing.




Capture thousands of thoughts and make them all useful. A notes app reimagined for handling your every thought and idea while making it easy to process, organize and review them later.




Citronote is a note-taking application for Windows that allows you to create Markdown, Scrap, ToDo, and Plaintext notes.

AirNote: Open Source Edition goes beyond standard note-taking functions by using Google's powerful Gemini API as a writing assistant. This project is designed not only to store information but also to help you express your thoughts more effectively.




Ideon is an open-source, self-hosted alternative to tools like Heptabase and Kosmik, specifically designed for technical projects. It provides an infinite spatial canvas where users can organize information visually rather than in linear documents or folder structures.


Simple and easy-to-use notepad app designed to make your life easier. Whether you're jotting down quick notes, creating to do lists, drawing, or organizing your ideas, FoxyNotes has you covered. Plus, with seamless Google Drive sync and backup, your notes are always safe and...








AI executive assistant that records Google Meet, Zoom, Teams, Webex; transcribes and makes instant summaries: decisions, action items, minutes, smart titles. Search/tag, jump to quotes, export/share.



A simple application for creating and organizing task lists, offering essential features for efficient task management, similar to Notepad in its simplicity and functionality.



