Nodum
nodum.mdA browser-based knowledge base built from Markdown notes, links, and a navigable graph.
A browser-based knowledge base built from Markdown notes, links, and a navigable graph.
Local Markdown notebooks with backlinks, search, and optional self-hosted encrypted sync.
A browser-installable notes app that stores Markdown files in the user’s Google Drive or Dropbox.
A file-based knowledge app with a block editor, databases, workspaces, and live collaboration.
Write with a stylus in flexible notebooks that can also hold and annotate PDFs.
A local Markdown notebook that maps the path between connected ideas.
Collect team knowledge in searchable notebooks with links, tags, and collaborative editing.
A handwritten notebook for Apple Pencil notes, PDF markup, study tools, and creative pages.
An offline-first Markdown notebook built around files you own and optional iCloud Drive sync.
A cross-device notebook with folders, tags, linked notes, search, and offline synchronization.
Read study PDFs and make notes as part of one annotation workflow.
A local-first desktop notebook that stores Markdown notes and canvases on the user’s computer.
Collect notes, links, tasks, and files as visual cards on walls with several views and sharing options.
Edit Markdown notes with a desktop app designed to work with a notes folder and Nextcloud.
An open-source collaborative Markdown editor for notes, diagrams, and presentations.
A web notes app with wikilinks, a knowledge graph, spaces, tags, search, and cross-device sync.
Capture notes and find them later with tags and Smart Folders.
Capture thoughts as different kinds of note cards, from text to sketches and audio.
Arrange notes and long-form writing in nested books that can grow into projects.
A native Markdown notebook that adds linked notes, task lists, Kanban, and optional AI tools.
A handwriting notebook with note-linked audio, handwriting recognition, and PDF annotation.
Organize rich notes with nested notebooks, tags, and quick-access shortcuts.
A private mobile journal with on-device encryption, voice capture, and AI reflections.
Capture notes and reminders on an infinite idea canvas connected to Gmail, Calendar, and Drive.