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Last active July 13, 2025 01:20
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Why Java Build Systems Suck
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readme.md

Gradle

  • Slow af
  • Causes issues with java functionality such as shutdown hooks
  • Tries to fetch a java runtime every time you open a project (which may not even run, e.g. on NixOS)
  • Can't build java code from source or patch existing software (causes JVM class loading errors with dependencies such as asm)

Maven

  • Slow af
  • Can't build java code from source or patch existing software (causes JVM class loading errors with dependencies such as asm)

Bazel

  • Slow af
  • Confusing bazelmod system that has poor documentation on how to fetch external http files

Buck2

  • No java support outside of Meta's internal codebases

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