Conlang Atlas of Language Structures
Log in | Sign up

Conlang Atlas of Language Structures

Latest news Older news

CALS-cards for a meetup badge for LCC12 are available at the registration desk

Login-help is available on site.

Pinned: 2026-07-10 13:00

All natlangs copied from WALS are now marked as being "from earth"

Ahem, why they weren't all marked like that in the first place, 'tis a mystery…

Pinned: 2026-07-01 19:39

2026-08-02 18:01 Changed language: Kwanyani

Kwanyani by Rasmus Bondesson was updated.

2026-08-02 14:06 New language: Kwanyani

raek added Kwanyani to CALS.

More news

What defines your conlang?

By adding your language here, and answering the questions by choosing a single value for each relevant WALS-feature (e.g. it's not a goal to answer every single one of them!), you might discover new things in your conlang, or grammar gaps that need to be filled somehow. By reading the descriptions of each feature at WALS, you also get a crash course in linguistic typology and universals – but be warned, some of those papers are overly scholarly...

CALS challenges

Feed: New languages Newly added

Feed: Changed languages Last modified

Feed: New translation exercises New translation exercises

Feed: Recently joined Recently joined

Development-stuff

There is a single, official place to report bugs in CALS: Codeberg. That site should work as long as it is not yet again under attack from AI slop bots.