The top-rated alternative to Obsidian is Logseq, which is free and open source. People also recommend Zettlr, sNotes – Students Notes, Anytype and Joplin. There's no shortage of Note-taking Tools like Obsidian, with more than 100 alternatives for Mac, the web, Windows, Linux and Android.
Workspace with end-to-end encryption, zero-knowledge security, rich notes, private journal, encrypted file storage, password management, cross-platform browser access, open-source cryptography, optional Pro features, and no recurring subscription fees.
United States
Open-source wiki and documentation solution offering real-time collaborative editing, robust permissions, group management, spaces for organizing content, inline commenting, full-page history, advanced full-text search, nested pages, attachments, and flexible storage.
United States
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
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
A note-taking tool that gives you memory superpowers. It automatically generates flashcards from your notes and figures out the optimal time to practice each flashcard.
United States
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.
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
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
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
Offline-first, self-hostable note app supporting rich text formatting, tag-based organization, customizable backgrounds, pinning, search, archiving, admin management, trash recovery, mobile and web access, sync, privacy safeguards, and dark or light themes.
Bangladesh
Foam is a personal knowledge management and sharing system inspired by Roam Research, built on Visual Studio Code and GitHub.
