sudonotes is described as '?? Blazing fast notebook for leading AI projects. Brainstorm ideas and keep them connected, orchestrate and scale your projects efficiently, assign the right model to each problem, and avoid wasting effort writing the same prompts' and is a Note-taking tool in the backup & sync category. There are more than 50 alternatives to sudonotes for a variety of platforms, including Mac, Windows, Linux, Android and iPhone apps. The best sudonotes alternative is Obsidian, which is free. Other great apps like sudonotes are Joplin, Logseq, Anytype and Notion.
Markdown notes stored as plain files, no database required, ensuring no lock-in. Works fully offline, has first-class self-hosted end-to-end encrypted sync, no ads, no analytics, no tracking, and maintains user privacy and transparency at all times.
United States
Workspace fusing browsing, file management, and AI with local-first data; offers note-taking, applet creation, offline media storage, YouTube and PDF interaction, customizable AI-powered notes, citation tools, split views, sidebar navigation, and privacy features.
Germany
EU
SiYuan is a desktop Markdown Block-Reference and Bidirectional-Link note-taking application. Support fine-grained block-level reference and Markdown WYSIWYG.
China
Offline in-device task manager and note app featuring smart creation, advanced organization, calendar and list views, Markdown notes, secure SHA-256 encryption, Material You theming, multiple color themes, no tracking or ads, and import/export for total ownership.
SpainEU
Clean, native Markdown editor for macOS with syntax highlighting, real-time GitHub Flavored Markdown and Mermaid diagram preview, KaTeX math support, synchronized side-by-side editing, QuickLook integration, PDF export, format shortcuts, and no subscriptions.
United States
Provides end-to-end encrypted note-taking, file storage, and sketching with syncing across platforms, zero data collection, no personal info or passwords required, open-source code for transparency, and optional premium storage, all via native and CLI tools.
United States
NeverWrite is a local-first knowledge workspace for people who need to handle workflows with multiple parallel agents and subagents. Built like a code editor, but for markdown. It has inline review changes, like Cursor and others.
Chile
Lightweight, self-hosted app for managing personal checklists and notes with drag and drop, progress bars, Kanban boards, Markdown WYSIWYG editor, file-based data, user management, sharing options, themes, open source, and API access.
Collaborative platform for real-time note-taking, documentation, and wikis, featuring offline editing, granular permissions, AI-assisted writing, multiple export formats, user-friendly formatting, scalable team support, customizable templates, and open-source licensing.
FranceEU
Plain text notepad with markdown support and todo list manager for Linux, Mac OS X and Windows, that works together with the notes application of ownCloud.
AustriaEU
DeepNotes is an open source, end-to-end encrypted visual note-taking app with deep page navigation and live collaboration. Create mind maps, diagrams, kanban boards, among others. Infinite nesting of infinite canvases.
United States
Marknote lets you create rich text notes and easily organise them into notebooks. You can personalise your notebooks by choosing an icon and accent color for each one, making it easy to distinguish between them and keep your notes at your fingertips.
GermanyEU
