CheerpJ

lastmod 2023-05-25created 2023-05-251 edits

A browser JVM alternative implemented in HTML5/WASM

Features

• Runs Java applications and applets as-is, locally in the browser
  • Runs the bytecode of .class and .jar files directly, even without source code
• 100% support for Java language and runtime features such as reflection and multithreading, including all system features such as the file system and networking
  • Based on unmodified OpenJDK
  • Changed from AOT to JIT compilation
  • Full classloader support
  • Extensible JNI architecture

See also

• HTML5
• WASM
• JVM

Favorite site

• Announcing CheerpJ 3.0: a JVM replacement in HTML5 and WebAssembly to run Java applications (and applets) on modern browsers - Leaning Technologies