逆向工程 --- 在线反编译

http://www.javadecompilers.com/apk

https://www.jetbrains.com/zh-cn/decompiler/

https://web.archive.org/web/20230223024105/https://onlinedisassembler.com/static/home/index.html

https://www.reddit.com/r/ReverseEngineering/