Open-source alternatives to Z0FCourse ReverseEngineering

radare2 is a reverse engineering framework and binary analysis toolset. It functions as a multi-architecture disassembler, low-level binary debugger, and hexadecimal editor for inspecting executable structures and interpreting machine code when original source files are unavailable. The framework provides capabilities for decompiling machine instructions, performing symbolic analysis, and diffing binary files to identify structural changes across versions. It also includes a digital forensic analyzer and disk analyzer for browsing filesystem formats in userland. The toolset supports binary p

Capstone is a multi-architecture disassembly framework and binary translation system. It converts binary machine code into human-readable assembly instructions for a wide variety of hardware instruction set architectures and virtual machines. The framework supports a diverse range of targets, including x86, ARM, RISC-V, and MIPS, as well as virtual machine environments like WebAssembly and the Ethereum Virtual Machine. It functions as an instruction analysis tool capable of extracting granular decomposition data and semantic information from disassembled code. The engine is designed for low-

pwndbg is a GDB plugin and binary analysis framework designed for reverse engineering, exploit development, and low-level program analysis. It extends the core functionality of the debugger to provide advanced memory inspection and automation tools. The project distinguishes itself with specialized capabilities for heap analysis across glibc, jemalloc, and musl, as well as a comprehensive kernel debugging toolkit for inspecting Linux kernel tasks and slab allocators. It includes an integrated ROP gadget searcher for constructing exploit chains and an LLM-powered debugging assistant that provi

dnSpy is a desktop application designed for the analysis, debugging, and modification of compiled .NET assemblies. It functions as an assembly analysis suite and decompiler, translating binary instruction streams back into readable source code to facilitate reverse engineering when original source files are unavailable. The tool distinguishes itself through an integrated binary patching engine and metadata editor, which allow for the direct modification of executable logic and internal metadata tables. It supports in-process debugging instrumentation, enabling users to inject runtime hooks, s

Cutter is a binary analysis platform and graphical user interface for the Rizin reverse engineering framework. It provides an environment for analyzing the internal logic and data structures of compiled binaries through integrated disassembly and visualization. The platform supports a containerized deployment model to provide isolated environments for binary analysis, which is used to examine suspicious binaries without risking the host system. It is an extensible security tool that allows for the addition of custom analysis capabilities and visualizers via native plugins and scripts. The to

GhidraMCP is a Model Context Protocol server that exposes Ghidra binary analysis and decompilation functions to external intelligence models. It acts as a bridge that connects the Ghidra reverse engineering suite to external tools through a standardized communication protocol, facilitating automated reverse engineering and software auditing. The project enables the extraction of decompiled code and program structural data to populate the context windows of language models. It features a binary symbol management tool capable of dynamic symbol resolution, allowing method and data names to be up

de4dot is a .NET deobfuscator and unpacker designed to reverse obfuscation and restore readable code and metadata within .NET assemblies. It functions as a bytecode analyzer that simplifies control flow, strips anti-debugging protections, and extracts original payloads from packed executable wrappers. The project distinguishes itself through a modular deobfuscation pipeline and a sandbox environment used for dynamic string decryption, which executes decryption methods to replace encrypted strings with plain-text values. It can identify specific obfuscation tools through pattern-based binary a

ILSpy is a .NET decompiler and binary analyzer designed to convert compiled .NET assemblies back into readable C# source code. It functions as a metadata explorer and a common intermediate language viewer, enabling the analysis of compiled code and the execution of reverse engineering workflows. The project distinguishes itself through specialized translation capabilities, such as converting compiled binary XML (BAML) back into human-readable XAML for user interface analysis. It also provides tools for inspecting native machine code and extracting metadata from program database (PDB) files.

Angr is a binary analysis framework and static analysis tool used for reverse engineering compiled binaries. It serves as a binary decompiler and a lifting platform that translates machine code into a common intermediate representation to enable cross-architecture analysis. The framework integrates a symbolic execution engine and constraint solvers to determine the inputs required to reach specific program states. It also employs untrusted code sandboxing to isolate guest code from the host environment during analysis. Its capabilities cover control flow and data flow analysis, including the

bpftrace is a high-level eBPF tracing tool and kernel instrumentation framework for Linux. It provides a tracing language to instrument kernel and user-space events without recompiling the system, functioning as a dynamic system profiler and event aggregator. The project enables dynamic system tracing and Linux kernel observability by capturing tracepoints and dynamic probes in real time. It allows for kernel data inspection and runtime process debugging by accessing internal data structures and filtering specific process events. Its capability surface covers system performance analysis, inc

Binsider is a collection of specialized toolsets for hexadecimal editing, ELF structural analysis, system call tracing, and execution performance profiling. It provides a suite of utilities designed for binary reverse engineering, encompassing both static structural analysis and dynamic runtime monitoring of compiled binaries. The project distinguishes itself by combining low-level binary manipulation, such as a hex editor for raw byte modification, with an ELF binary analysis tool for inspecting file structures and metadata. It also includes a Linux system call tracer for observing dynamic b

dex2jar is an Android dex decompiler and reverse engineering tool designed to convert Dalvik executable bytecode into Java class files. It functions as a bytecode converter that transforms compiled Android binaries into a format compatible with standard Java analysis tools. The project facilitates Android app decompilation and Java bytecode recovery by translating executable files into readable structures. This allows for the analysis of application logic and the identification of security vulnerabilities or malicious behavior during Android malware analysis. The tool performs static bytecod

RevokeMsgPatcher is a binary patching utility designed to modify the execution logic of desktop messaging applications. By applying low-level changes to compiled executable files and libraries, the tool enables functionality not natively supported by the original software, specifically focusing on message persistence and process management. The utility distinguishes itself through targeted binary instrumentation and control flow redirection. It identifies specific function patterns and memory offsets within proprietary software to inject custom assembly instructions. These modifications allow

This project is a comprehensive, community-curated directory of cybersecurity resources, tools, and educational materials. It functions as a centralized index for researchers and students to discover frameworks and utilities across the entire security lifecycle, ranging from initial vulnerability assessment to post-exploitation analysis. The repository distinguishes itself through a hierarchical taxonomy that organizes diverse security disciplines into a searchable, version-controlled knowledge base. Rather than hosting software directly, it utilizes a decentralized aggregation model that lin

Pwntools is a Python-based framework designed for rapid prototyping and automation in binary exploitation, reverse engineering, and security research. It serves as a comprehensive toolkit for interacting with local and remote processes, providing the primitives necessary to manage complex exploit workflows and streamline security analysis tasks. The framework distinguishes itself through its specialized capabilities for binary manipulation and automated exploit construction. It includes dedicated utilities for parsing executable file formats, assembling and disassembling machine code, and gen

bpftrace is a dynamic instrumentation tool and high-level tracing language for eBPF. It functions as a Linux kernel tracer and user-space profiler used to analyze live software behavior through the on-the-fly insertion of tracing and logging probes. The tool enables the collection of real-time data from the Linux kernel and applications to diagnose issues on live production systems. It intercepts user-level events using uprobes and USDT to debug and profile applications without modifying the original source code. The project covers system observability and performance analysis by monitoring

This project is a security hardening guide and privacy configuration manual for macOS. It provides a comprehensive set of instructions for configuring system settings to improve privacy, reduce the attack surface, and implement a malware defense framework. The guide covers technical methods for validating software notarization, verifying application sandboxing, and auditing system activity. It distinguishes itself by providing detailed workflows for restricting high-risk features and applying advanced security configurations to protect the operating system. The documentation covers several k

This project is a profiling utility written in Rust that captures, transforms, and visualizes function call stacks to identify system performance bottlenecks. It functions as a sampling profiler wrapper that converts raw profiling data into interactive flamegraphs, which are hierarchical maps of resource consumption. The tool provides specialized integration with the Rust build system to profile binaries and performance benchmarks. It also allows for custom profiling configurations, enabling users to override default system profiling tools or recording flags to control how data is collected.

vjtools is a comprehensive Java development toolset and runtime monitor designed for optimizing application performance and ensuring codebase consistency. It provides a suite of JVM diagnostics tools, a performance profiler, and a static analysis system for enforcing coding standards. The project distinguishes itself through specialized runtime observability, including the ability to attach to processes via process ID and inject dynamic probes to monitor method calls without restarting the system. It features container-aware resource detection that reads control group files to report actual C

This project is an Android RPA framework designed for automating user interfaces and system tasks on rooted Android devices using Python and ADB. It provides a suite of tools for rooted device management, allowing for programmatic control of system settings, application lifecycles, and shell command execution via a remote API. The framework distinguishes itself through a combination of dynamic instrumentation and AI integration. It can inject scripts into running processes to hook Java interfaces and modifies application behavior in real time. Additionally, it supports large language model in

PINCE is a dynamic debugger, instruction tracer, and memory scanner designed for the analysis and manipulation of running processes. It functions as a process memory manipulator and editor, allowing for the identification, modification, and monitoring of values within a target application's active memory. The tool distinguishes itself through memory pointer analysis, tracing addresses and offsets to locate static pointers that lead to dynamic data across different sessions. It also enables the execution of internal functions within a running process by manipulating the instruction pointer and

Cuckoo is an open-source automated malware analysis system that executes suspicious files inside isolated virtual machines and produces structured behavioral reports. The platform captures system calls, file operations, and network activity during execution, compiling them into comprehensive analysis documents for programmatic consumption. The system operates through a modular analysis pipeline that processes behavioral data, applying YARA signature patterns against captured artifacts to identify known malware families. Each analysis run starts from a clean virtual machine snapshot to ensure

pe-sieve is a set of diagnostic tools for scanning Windows process memory to identify malicious implants, shellcode, and hooks. It functions as an in-memory implant detector, malware unpacker, and process callstack analyzer designed to locate and dump memory patches and injected code from running processes. The project identifies advanced evasion techniques, such as process hollowing and reflective injection, by verifying portable executable structures in memory. It distinguishes itself by analyzing process callstacks to detect anomalies and redirections and by reconstructing executable heade

The Mobile Application Security Testing Guide is a comprehensive framework and technical resource designed for the assessment of mobile software security. It provides a structured collection of requirements and methodologies to identify vulnerabilities and security flaws in mobile applications prior to their deployment. The project distinguishes itself by integrating reverse engineering techniques with standardized testing procedures to evaluate application logic and binary structures. It supports both Android and iOS platforms, utilizing threat-model-driven methodologies to ensure that secur

This project is a comprehensive, community-driven directory of open-source tools, datasets, and documentation for malware analysis and cybersecurity research. It serves as a centralized index for security professionals and researchers to locate resources for investigating, reverse engineering, and analyzing malicious software. The directory organizes information through a structured taxonomy, covering specialized domains such as memory forensics, network traffic inspection, and honeypot threat research. By aggregating links to external utilities and frameworks, it provides a platform-agnostic

This project is a curated repository of remote access trojan binaries and malware samples. It serves as a structured analysis dataset and security research toolset designed for studying the behavior and inner workings of remote administration tools. The collection provides a versioned archive of malware samples and backdoor interfaces, with specific categorizations for target platforms including Windows and Android. It organizes these binaries to facilitate the study of malware evolution and the identification of technical patterns. The repository covers several security research areas, incl

Flare-VM is a collection of scripts and an orchestrator designed to automate the installation and configuration of a reverse engineering toolset on Windows virtual machines. It functions as a provisioning system that deploys a consistent environment for malware analysis and security research on guest operating systems. The project utilizes a configuration manager and a graphical interface to allow for the selection of specific software packages and environment variables. It employs a curated manifest to manage the installation of compatible security tools and modifies system registries and ta