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freeinternals Binary Internals Viewer

An application to show binary file internals visually & interactively for the meaning of every byte.

Supported Formats

Download

User guide

  • We need the java command to run this tool
    • java -jar BinaryInternalsViewer-3.5.jar
    • Menu item: File > Open...
    • Choose the binary file to view

Dependency

  • This application do not rely on any 3rd party libraries other than JDK, easy to add it to your project

Build the Source Code

  • Prerequisite
    • Java Version: OpenJDK version 11 or higher
    • Build Tool: Apache Maven 3.5 or higher: because we are using the Maven CI Friendly Versions ${revision} feature
    • Set JAVA_HOME environment variable
      • If not set use the export statements in the build.sh script
  • Build scripts
    • Linux/MacOS: ./build.sh Do a quickly build, or ./full-lifecycle-build.sh do a full build via execute all targets like checkstyle, spotbugs, etc.
    • Windows: build.cmd
  • Test Case for Java .class format
    • ./format-class-masstest.sh Parse all .class files in Ubuntu linux system default-java folder
    • We can edit the JAVA_FOLDER variable in the script if want to test with other Java versions

Legacy note

  • The original Java Class Viewer has been retired and merged into Binary Internals Viewer since Apr 2021