Apps similar to Gnosi include Obsidian, which has a free version. Other options are Joplin, Super Productivity, Logseq and Anytype. Note-taking Tools like Gnosi are a crowded field, with more than 25 alternatives for Mac, Windows, Linux, Android and iPhone.
Hierarchical note-taking software that is free, open-source, cross-platform. Features include rich text, syntax highlighting, multi-level lists, embedded files, customizable interface, code execution, PDF export, spell check, images & tables, and comprehensive project management support.
The original trilium is transfered to this repo by its owner and the app continues to develop here as stated here: https://github.com/TriliumNext/Trilium
Desktop note app stores plain markdown files with YAML, supports offline-first use, integrated Git repositories for full history, native Claude AI and Codex CLI integration, open source, portable data, keyboard-driven interface, no proprietary lock-in.
Italy
EU
Organize tasks with lists, tags, and priorities. Share task lists with others, attach files, and set up to 5 reminders per task. Use checklist, note-taking, and Pomodoro timer features for productivity.
Hong Kong SAR China
HelixNotes is a local markdown note-taking app built with Rust, Tauri 2.0, and SvelteKit. Your notes are standard .md files on your filesystem - sync with whatever you want or nothing at all.
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
Peru
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
SiYuan is a desktop Markdown Block-Reference and Bidirectional-Link note-taking application. Support fine-grained block-level reference and Markdown WYSIWYG.
China
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.
GermanyEU
Encrypted, privacy-focused digital storage with zero-knowledge architecture supporting document editing, notes, journals, and photo storage with raw DSLR support, live sync, markdown, code, LaTeX, to-dos, audio, tables, EPUB, PDF, and cross-platform access.
EstoniaEU
Open-source note-taking tool offering AI-enhanced retrieval with RAG technology, secure self-hosted data storage, Markdown support, and transparent community collaboration on GitHub for efficient, private, and effortless note management.
China
