temurin@21

Install command: 
brew install --cask temurin@21

Name: Eclipse Temurin 21

JDK from the Eclipse Foundation (Adoptium)

https://adoptium.net/

Cask JSON API: /api/cask/temurin@21.json

Cask code: temurin@21.rb on GitHub

Current version: 21.0.8,9

Current version requires: macOS >= 10.11

Versions:

Intel tahoe 21.0.8,9
sequoia 21.0.8,9
sonoma 21.0.8,9
ventura 21.0.8,9
monterey 21.0.8,9
big sur 21.0.8,9
catalina 21.0.8,9
mojave 21.0.8,9
high sierra 21.0.8,9
sierra 21.0.8,9
el capitan 21.0.8,9

Analytics:

Installs (30 days)
temurin@21 8,418
Installs (90 days)
temurin@21 15,898
Installs (365 days)
temurin@21 35,788