SHSelfHostIndex

LanguageTool server vs undb

A side-by-side comparison of two self-hosted office suites options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
LA LanguageTool server Multilingual grammar, style, and spell checker (API) VS UN undb Private and self-hosted no-code database
FeatureLanguageTool serverundb
CategoryOffice SuitesOffice Suites
LicenseLGPL-2.1-onlyAGPL-3.0
LanguageJavaTypeScript
Setup difficultyEasyEasy
Min. RAM800 MB512 MB
Deploymentbare-metaldocker, source
GitHub stars★ 14,775★ 2,968
First released20232022
Replaces—Airtable

Why pick each one

Choose LanguageTool server if…

  • Released under the LGPL-2.1-only license
  • Easy to set up — beginner-friendly
  • Mature project with 14.8k GitHub stars
  • Written in Java
LanguageTool server details

Choose undb if…

  • Released under the AGPL-3.0 license
  • Easy to set up — beginner-friendly
  • First-class Docker support for quick deployment
  • Active community (3k GitHub stars)
undb details

Frequently asked questions

Is LanguageTool server or undb better?

Neither is universally better. LanguageTool server has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.

Are LanguageTool server and undb free and open-source?

Yes. LanguageTool server is licensed under LGPL-2.1-only and undb under AGPL-3.0. Both can be self-hosted at no software cost.

Can I run LanguageTool server and undb with Docker?

LanguageTool server: check the project docs for container support. undb: yes.

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