Trilium Notes
Open-source note-taking and personal knowledge base solution
Recommended for
- Solo / Indie
- Idea-Stage
- Pre-Seed

Trilium Notes is an open-source application for note-taking and organizing personal knowledge bases. It allows users to structure notes hierarchically without folders, using sub-notes and relations for categorization. The tool supports self-hosting or cloud synchronization to access notes across multiple devices. Notes can be grouped under workspaces to separate personal and work content. It offers offline functionality and does not require an account to use. The software is AGPL-3.0 licensed and provides features like search, quick navigation, and mobile access via PWA.
SSIE
Stage Fit Recommendations
Following data shows why Trilium Notes is recommended for listed teams. The Fit Score represents the percentage fit of Trilium Notes to each company stages, as calculated by the SSIE.
Stage
Fit Score
Fit Reasons
Solo / Indie
$0–$2,000 MRR
68- Operates as an open-source solution for note-taking.
- Organize thoughts and build a personal knowledge base.
- Arrange notes hierarchically with sub-notes and labels.
- Synchronize notes across multiple devices with a self-hosted server.
Idea-Stage
$0
84- Search notes, including text inside images and PDF files via OCR.
- Protect sensitive notes by encrypting them with a password.
- Capture web pages directly into notes using a web clipper.
- Create notes in various types: rich text, code, diagrams, spreadsheets.
- Automate workflows with Javascript scripts and custom interfaces.
Pre-Seed
$0–$10k MRR
68- Multi-factor authentication
- Integrate AI to chat with notes and automate content creation.
- Open-source codebase, independently reviewable
- Multiple support channels (chat, email)
Explore similar products
NoteGen
An open-source AI-powered Markdown note-taking app for capturing and organizing text, voice, and source material across
WriteO
Smart note-taking and doc management for writers building complex stories
Research by UNMS
AI-powered research assistant for smarter academic and professional reading
Recall
Recall: Your AI knowledge base for intelligent note-taking and organized insights.
Craft
Docs and notes editor for individuals and teams
Shiori
A beautifully simple read-it-later app
Documenso
The Open Source DocuSign Alternative
Logseq
A privacy-first, open-source knowledge base
Explore similar products