Home / Note-taking & Knowledge Base / Trilium Notes

Trilium Notes — open source alternative

Hierarchical personal notes with scripting.

Strengths

  • Deep hierarchical notes with relations.
  • Scripting support for automation inside notes.
  • Strong for large personal knowledge bases.

Weaknesses

  • No official mobile apps.
  • UI feels dense for new users.
  • Original maintainer stepped back; Trilium Next fork is active.
License: AGPL-3.0 Self-host difficulty: 2/5 Self-host onlyDesktop: Windows, macOS, Linux

Official site · Source on GitHub

Ad slot — OSS middle

Trilium Notes is used as an alternative to

Notion

All-in-one workspace for notes, docs, and databases.

See all alternatives →

Evernote

Classic note-taking and web-clipper.

See all alternatives →

Obsidian

Local-first markdown knowledge base (closed source, free for personal use).

See all alternatives →

More open source in this category

Discover other projects tagged Note-taking & Knowledge Base on the category page.

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AppFlowy

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License: AGPL-3.0

AFFiNE

Open source canvas-meets-docs workspace.

License: MPL-2.0

Joplin

Open source Evernote alternative with markdown notes and end-to-end encryption.

License: AGPL-3.0

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