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.
France
EU
TreeTime is an information organizer that stores text, numbers, and other data in linked trees. Mathematical operations like sums, ratios, and differences are calculated and updated on the fly. It exports to PNG, SVG, HTML, CSV, and plain text, and includes a configurable web interface.
GermanyEU
Organize, relate, and discover everything in your life on your knowledge graph, all in one workspace. 100% free and open source.
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.
Enso is a writing tool that helps you enter a state of flow.
It does this by separating writing from editing and thus making it harder for you to edit yourself.
Modern Markdown Editor is a sleek, minimal note-taking and writing platform that lets you create, edit, and organize your notes effortlessly using Markdown.
Rhyolite is a simple markdown editor build using tauri framework that allows user to edit and work on markdown files.
India
MindNote, the smartest, simplest, most customizable note-taking app designed to keep your ideas, thoughts, and memories organized and accessible wherever you go.
Buildin.AI is a real-time collaboration space where you can write, plan, read, and organize information in one place. Now available for free for personal use or to experience for free with your team.
Hong Kong SAR China
Terminal-based markdown note manager to view statistics, explore connections and launch editing and viewing applications.
Your notes, always findable. Capture everything. Maintain nothing. Auto-tagging, smart search, zero organization required.
Unite your professional projects and personal growth in one beautiful dashboard. Project management, personal notes, journaling, and reflection tools - all in one place.
United States
