ILSpy Alternatives

dotPeek is a free tool based on ReSharper. It can reliably decompile any . NET assembly into C# or IL code. Download dotPeekCommunity. Materials Newsletters, webinars.

.NET assembly editor, decompiler, and debugger

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Yet another fast Java decompiler

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Free. For everyone. Forever. With an open source decompilation engine

CFR is a JVM bytecode decompiler - it will decompile modern Java features - up to and including much of Java 9, but is written entirely in Java 6, so will work anywhere! - It'll even make a decent go of turning class files from other JVM languages (…

Open Source

classeditor - tool to edit class file binaries

CFF Explorer Suite is a freeware pack of many developing and editing tools like PE editor, process viewer, etc.

Online Java and Android decompiler. Just drag and drop .JAR or .APK file and browse decompiled content online.

free

JADX is a decompilation tool that can produce Java Source code from Dex and Apk files, being capable of providing human-readable java classes, it reverses AndroidManifest.

APK Studio is an open-source Integrated Development Environment that allows you to recompile and decompile Android applications with its unified interface.

Open Source

APK Editor Studio is an open-source Android application editor that allows you to edit APKs with the help of reverse engineering.

Open Source

Apktool is an all-in-one tool that can extract all the resources inside an APK.