Cost / License
- Free
- Open Source (AGPL-3.0)
France
EUPlatforms
- Android
- Android Tablet
- F-Droid
Lumen AI Alternatives
Lumen AI is described as 'Minimalist productivity system combining tasks, notes, and ideas in a unified Markdown workspace, with AI-driven organization, summaries, and inbox processing' and is a Note-taking tool in the office & productivity category. There are more than 50 alternatives to Lumen AI for a variety of platforms, including Mac, Windows, Linux, Android and Web-based apps. The best Lumen AI alternative is Obsidian, which is free. Other great apps like Lumen AI are Joplin, Logseq, Anytype and Notion.
Alternatives list
NoteSR is a secure and offline-first note-taking Android app that creates an encrypted storage space on your device. You can write text notes, attach any type of file to them, and open files directly inside the app — all fully encrypted using AES-256.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Android
- F-Droid
Nexodule is a comprehensive productivity and lifestyle platform designed to simplify your digital life. Instead of juggling multiple apps and subscriptions for note-taking, journaling, and AI assistance, Nexodule integrates them all into a single, cohesive workspace.
+4
52 Ideon alternativesIdeon 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.
Cost / License
- Free
- Open Source (AGPL-3.0)
Platforms
- Self-Hosted
- Docker
AirNote goes beyond standard note-taking functions, utilizing Google's powerful Gemini API to serve as your personal writing assistant. This project is designed not only to securely store your information but also to help you express your thoughts more effectively and...
12 Zkn (Zettelkasten) alternativesWelcome to the homepage of the Zettelkasten (slip box) for your computer. This program is based on the working principle of Niklas Luhmann's famous Zettelkasten.
Cost / License
- Free
- Open Source (GPL-3.0)
Platforms
- Mac
- Windows
- Linux
+4
Your notes, always findable. Capture everything. Maintain nothing. Auto-tagging, smart search, zero organization required.
SnapMind is your private external brain: Capture photos, voice memos with 100% offline transcription, and checklists—all with automatic GPS tagging for instant recall.
+4
A notes tool that follows the applications you select. Context-aware, lightweight, and stores encrypted, locally on your device.
NotePro++ is a modern, cross-platform note-taking and digital whiteboard application designed for handwriting, drawing, and digital note organization.
+3
Canto is a desktop notebook app powered entirely by local AI — everything runs on your device via native Metal GPU acceleration, so your notes never leave your machine.
+2
Kolva is a pay-as-you-go productivity platform. No subscriptions, no tiers — just transparent pricing for every feature. Meetings: Record any web meeting from Chrome (Zoom, Teams, Meet). Get transcripts, AI summaries, speaker identification, and action items. $0.
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