Butterfly

Powerful, minimalistic, cross-platform, open-source note-taking app.

What’s new

Verified 33m ago

Version 2.5.5 Released 2026-08-10

This is a hotfix update, cherry-picking important fixes from the latest 2.6.0 betas.

Cherry picks:
* Improve context menu background
* Fix pasted strokes losing their relative positions ([#1202](https://github.com/LinwoodDev/Butterfly/issues/1202))
* Fix core pack palettes not being editable ([#1199](https://github.com/LinwoodDev/Butterfly/issues/1199))
* Fix incompatible document loading
* Fix file grid action menu overlapping the sync indicator in right-to-left layouts
* Fix file move dialog indentation in right-to-left layouts
* Fix negative brush sizes ([#1201](https://github.com/LinwoodDev/Butterfly/issues/1201))
* Fix crashes when exporting all files if the library is large
* Fix reorder changes applied only visible after moving canvas ([#1211](https://github.com/LinwoodDev/Butterfly/issues/1211))
* Fix transformed SVG elements disposing shared picture data ([#1217](https://github.com/LinwoodDev/Butterfly/issues/1217))
* Fix layout issues in reorderable list views

Read more here: https://linwood.dev/butterfly/2.5.5

Full release notes →

Official download sources

Each source below has been validated against an approved publisher domain and editorially approved. Links route through a safe internal redirect.

Windows Official

Official repository

Go to official source

Verified checksum File integrity

2/64 engines — likely a false positive VirusTotal ↗

Verify your downloaded file matches the publisher’s official hash before installing.

SHA-256 8361106b829dc7358385f45faacbd1cf59b79b4ca3eb2900546f03e514c8902c

Install with one command

Prefer a package manager? Paste this into Windows Terminal:

winget winget install --id LinwoodCloud.Butterfly -e

scoop scoop bucket add extras; scoop install butterfly

Platforms: Windows

Butterfly compared

A factual, side-by-side overview based only on verified data.

Attribute	Butterfly This page	SiYuan Note	Claude	DeepSeek
Developer	Linwood Cloud	B3log	Anthropic	DeepSeek-AI
Category	Productivity	Productivity	Productivity	Productivity
Platforms	Windows	Windows	Android, iOS, Linux, macOS, Web, Windows	Android, iOS, Web
Official sources	1	1	1	1
Verified official	✓	✓	✓	✓

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Frequently asked questions

Where can I download Butterfly safely?

Use the official sources listed on this page. Each link is validated against an approved publisher domain and routes through a safe internal redirect — no third-party or bundled installers.

Which platforms does Butterfly support?

Butterfly is available for Windows.

Is this the official Butterfly download?

Yes. Every source shown here is validated against the publisher’s approved domain and editorially reviewed before being published.

Who develops Butterfly?

Butterfly is developed by Linwood Cloud.

What are the best alternatives to Butterfly?

Popular alternatives include OpenWiki, note-gen and Kanri. See the comparison above for a side-by-side overview.

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