REDasm is a cross platform disassembler with a modern codebase useful from the hobbyist to the professional reverse engineer.
Cost / License
- Free
- Open Source
Platforms
- Windows
- Linux
- FreeBSD




OllyDbg is described as '32-bit assembler level analysing debugger. Emphasis on binary code analysis makes it particularly useful in cases where source is unavailable' and is a popular Decompiler in the development category. There are more than 10 alternatives to OllyDbg for a variety of platforms, including Windows, Linux, Mac, BSD and Haiku apps. The best OllyDbg alternative is x64dbg, which is both free and Open Source. Other great apps like OllyDbg are Ghidra, IDA, GNU Project Debugger and Rizin.
REDasm is a cross platform disassembler with a modern codebase useful from the hobbyist to the professional reverse engineer.




EDB (Evan's Debugger) is a Qt4 based binary mode debugger with the goal of having usability on par with OllyDbg. It uses a plugin architecture, so adding new features can be done with ease. The current release is for Linux, but future releases will target more platforms.




Medusa is a disassembler designed to be both modular and interactive. It runs on Windows and Linux, it should be the same on OSX. This project is organized as a library. To disassemble a file you have to use medusa_text or qMedusa.




WinDbg is a multipurposed debugger for Microsoft Windows, distributed on the web by Microsoft as part of the Debugging Tools for Windows. It can be used to debug user mode applications, drivers, and the operating system itself in kernel mode.

codeclap is a cross-platform source-level x64 debugger which strives to supercharges the debugging experience on all platforms by not being "in the way." All supported platforms are considered equal and should provide a comparable debugging experience as long as...
![c[ode]clap screenshot 1](https://d4.alternativeto.net/jpBdYy3nMyUAvCnbfFIMEF_FO2PNg7BP9ZH_t0gZm4A/rs:fill:309:197:1/g:no:0:0/YWJzOi8vZGlzdC9zL2NvZGVjbGFwXzI1MjczNF9mdWxsLnBuZw.jpg)
![c[ode]clap screenshot 1](https://d4.alternativeto.net/Gd2ZXN0XyVVX4NTgY4YH2jdK-7rh6bZvS8T00CfHJvU/rs:fill:309:197:1/g:no:0:0/YWJzOi8vZGlzdC9zL2NvZGVjbGFwXzU2OTI5MF9mdWxsLnBuZw.jpg)
![c[ode]clap screenshot 2](https://d4.alternativeto.net/ygGelDW8onXOWf4jNuErLYmHqf5VghiL2oUFTRgpRYw/rs:fill:309:197:1/g:no:0:0/YWJzOi8vZGlzdC9zL2NvZGVjbGFwXzU4OTU0Nl9mdWxsLnBuZw.jpg)
Spray is a small debugger for C code that comes with minimal mental overhead. All functionality aims to be simple and easy to grasp.


RemedyBG is a 64-bit Windows debugger written from scratch with the goal of replacing the behemoth Visual Studio debugger.







Binary Workbench is the most popular Web-based alternative to OllyDbg.
ODA is an online disassembler for a wide range of machine architectures, including: Alpha, ARM, AVR, Intel x86, Motorola 68000, MIPS, PDP-11, PowerPC, SPARC, Z80, and more! Upload a Windows PE file, ELF, or raw binary and then view the disassembly and object file meta date such...

A general, open source, retargetable decompiler of machine code programs.

Malimite is an iOS and macOS decompiler designed to help researchers analyze and decode IPA files and Application Bundles.

