jadx v1.5 released: Dex to Java decompiler

by do son · Published June 20, 2019 · Updated November 4, 2024

5jadx – Dex to Java decompiler

Command-line and GUI tools for producing Java source code from Android Dex and Apk files

Changelog v1.5

Main features

Added support for:
- Scripting, uses Kotlin, check short guide
- External plugins, guide
  Both features in preview state, API is stable but limited (especially in UI customizations)
Jadx GUI:
- Improved code cache, allow use common directory, view/delete exist caches in preferences
- jadx-gui configuration moved into plain json files in system config directory
- Allow to set custom shortcuts
- Tabs drag and drop reorder support
- Hex-viewer for binary asset files
- Add ‘go to main activity’ action
Other:
- Java 11+ is required now
- Parse and use Kotlin metadata for renames
- Add support for XApk files
- Allow to move class to another package
- Support jsr/ret opcodes (java-input)
A lot of bug fixes … and regressions 🤣

Downloads

Building from source

git clone https://github.com/skylot/jadx.git
cd jadx
./gradlew dist

(on Windows, use gradlew.bat instead of ./gradlew)

Scripts for run jadx will be placed in build/jadx/bin and also packed to build/jadx-<version>.zip

Run

Run jadx on itself:

cd build/jadx/
bin/jadx -d out lib/jadx-core-*.jar
#or
bin/jadx-gui lib/jadx-core-*.jar

Usage

jadx[-gui] [options] <input file> (.dex, .apk, .jar or .class)
options:
 -d, --output-dir           - output directory
 -j, --threads-count        - processing threads count
 -r, --no-res               - do not decode resources
 -s, --no-src               - do not decompile source code
 -e, --export-gradle        - save as android gradle project
     --show-bad-code        - show inconsistent code (incorrectly decompiled)
     --no-replace-consts    - don't replace constant value with matching constant field
     --escape-unicode       - escape non latin characters in strings (with \u)
     --deobf                - activate deobfuscation
     --deobf-min            - min length of name
     --deobf-max            - max length of name
     --deobf-rewrite-cfg    - force to save deobfuscation map
     --deobf-use-sourcename - use source file name as class name alias
     --cfg                  - save methods control flow graph to dot file
     --raw-cfg              - save methods control flow graph (use raw instructions)
 -f, --fallback             - make simple dump (using goto instead of 'if', 'for', etc)
 -v, --verbose              - verbose output
 -h, --help                 - print this help
Example:
 jadx -d out classes.dex

jadx v1.5 released: Dex to Java decompiler

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