temurin@21
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Description:
JDK from the Eclipse Foundation (Adoptium)
Type: Cask  |  Latest Version: 21.0.10,7@0  |  Tracked Since: Dec 28, 2025
Links: Homepage  |  @adoptium  |  formulae.brew.sh
Category: Developer tools
Tags: java jdk temurin eclipse runtime lts
Install: brew install --cask temurin@21
About:
Eclipse Temurin is a high-performance, production-ready Java Development Kit (JDK) from the Eclipse Adoptium Working Group. It provides a free, fully compliant, and community-driven runtime for building and running Java applications. Temurin offers long-term support (LTS) releases, ensuring stability and security for enterprise environments.
Key Features:
  • High-performance Java Virtual Machine (JVM)
  • Long-Term Support (LTS) releases
  • TCK certified for Java SE compliance
  • Free to use with no vendor lock-in
Use Cases:
  • Developing and running enterprise Java applications
  • Setting up CI/CD pipelines for Java projects
  • Hosting production Java services
Alternatives:
  • oracle-jdk – Oracle's official JDK, which may have commercial licensing terms for some use cases
  • openjdk – The upstream open-source project; Temurin provides binaries and long-term support packaging
Version History
Detected Version Rev Change Commit
Feb 3, 2026 4:50pm 21.0.10,7 0 VERSION_BUMP 1b61a477