x64dbg is an Open Source x64/x32 debugger for Windows.

x64dbg is a powerful tool designed for malware analysis and the reverse engineering of executable files when the original source code is unavailable. It provides a wide array of features that facilitate in-depth exploration and application debugging. Users can take advantage of its intuitive user interface and robust debugging capabilities, which include breakpoints, memory inspection, and various data visualization tools.

Additionally, x64dbg supports a comprehensive plugin system, allowing users to enhance its functionality by creating and integrating their own plugins. This flexibility enables analysts and developers to tailor the tool to meet specific needs, making it an invaluable resource in the cybersecurity and reverse engineering communities.

x64dbg Features:

Open-source

Intuitive and familiar, yet new user interface

C-like expression parser

Full-featured debugging of DLL and EXE files (TitanEngine)

IDA-like sidebar with jump arrows

IDA-like instruction token highlighter (highlight registers, etc.)

Memory map

Symbol view

Thread view

Content-sensitive register view

Fully customizable color scheme

Dynamically recognize modules and strings

Import reconstructor integrated (Scylla)

Fast disassembler (BeaEngine)

User database (JSON) for comments, labels, bookmarks, etc.

Plugin support with growing API

Extendable, debuggable scripting language for automation

Multi-datatype memory dump

Basic debug symbol (PDB) support

Dynamic stack view

Built-in assembler (XEDParse)