head to head · open source

lerna vs hammer-editor

lerna has 36,041 GitHub stars, 2,269 forks, 287 open issues and last shipped 3 days ago. hammer-editor has 811 stars, 46 forks, 54 open issues and last shipped yesterday. lerna leads on adoption by 4,344% (36,041 vs 811 stars). lerna is written in TypeScript under MIT; hammer-editor is written in Kotlin under MIT. lerna has attracted 6% as many forks as stars, hammer-editor 6%. hammer-editor was the more recently maintained of the two, and both are self-hostable with no licence fee.

Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.

lerna ★ 36K hammer-editor ★ 811 category Content & Publishing

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Side by side

	lerna	hammer-editor
GitHub stars	★ 36K	★ 811
License	MIT	MIT
Written in	TypeScript	Kotlin
Last push	2026-10-31	2026-11-02
Forks	⑂ 2.3K	⑂ 46
Self-hosting	Yes	Yes
Data ownership	Your server	Your server

pick lerna if

You weight community size — 36K stars and counting
You want the MIT license terms
Your stack matches TypeScript
You value the larger contributor base for long-term maintenance

full lerna profile →

pick hammer-editor if

You want the hammer-editor feature set and don't need the biggest community
You prefer the MIT license terms
Your stack matches Kotlin
You evaluated both and hammer-editor fits your workflow better

full hammer-editor profile →

About lerna

Important note: this project changed stewardship to Nx! Your favorite tool is alive and well: Lerna is a fast, modern build system for managing and publishing multiple JavaScript/TypeScript packages from the same repository. A few links to help you get started: lerna.js.org: Documentation, Guides, Interactive Tutorials Getting Started Features Official Nx and Lerna YouTube Channel Blog Posts About Lerna and Nx Engage with the Core Team and the Community Follow Lerna on Twitter Community Discord, forum channel Want to help? If you want to file a bug or submit a PR, read up on our guidelines for contributing Core…

read the full lerna overview →

About hammer-editor

Hammer: A story editor A simple tool for building stories. ![badge kotlin] ![badge platform android] ![badge platform ios] ![badge platform windows] ![badge platform linux] ![badge platform macos] Available on: Windows [![.exe](

read the full hammer-editor overview →

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lerna vs koreader lerna vs koodo-reader lerna vs calibre lerna vs readest lerna vs ebook2audiobook lerna vs calibre-web lerna vs LibreTranslate lerna vs PyMuPDF lerna vs so-novel lerna vs Calibre-Web-Automated lerna vs papermill lerna vs Weblate

Frequently asked questions

Is lerna or hammer-editor more popular?

lerna has 36,041 GitHub stars and hammer-editor has 811. lerna has the larger community by that measure.

Are lerna and hammer-editor free?

Both are open source. lerna is licensed under MIT and hammer-editor under MIT. Neither carries a licence fee.

What is the difference between lerna and hammer-editor?

lerna is written in TypeScript and hammer-editor in Kotlin. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.

Which should I choose, lerna or hammer-editor?

Choose lerna if you want the larger community (36,041 stars) or its MIT licence terms. Choose hammer-editor if its feature set, stack or MIT licence fits better. Both are self-hostable.