JAVA反编译工具：JADX-GUI、

JAVA无处不在，自然的工具繁多，连反编译都有很多。首先要感谢他们的无私奉献。没有他们，我们这水平……

• JADX-GUI

GitHub - skylot/jadx: Dex to Java decompiler

• JEB

可以下载社区版。 

JEB Decompiler by PNF Software

• GDA

GitHub - charles2gan/GDA-android-reversing-Tool: the fastest and most powerful android decompiler(native tool working without Java VM) for the APK, DEX, ODEX, OAT, JAR, AAR, and CLASS file. which supports malicious behavior detection, privacy leaking detection, vulnerability detection, path solving, packer identification, variable tracking, deobfuscation, python&java scripts, device memory extraction, data decryption, and encryption, etc.

• 这里有一个对比

反编译工具互锤 GDA Jadx-Gui Jeb - Jadx-Gui优点 - 哔哩哔哩