Repository Index

The official NGINX Open Source repository.

• content-cache
• load-balancer
• reverse-proxy
• web-server

UNIX-like reverse engineering framework and command-line toolset

• radare2
• c
• commandline
• reverse-engineering

A free, powerful, multi-purpose tool that helps you monitor system resources, debug software and detect malware. Brought to you by Winsider Seminars & Solutions, Inc. @ https://windows-internals.com

• administrator
• windows
• system-monitor
• performance-monitoring

OpenVPN is an open source VPN daemon

• security
• vpn

Nmap - the Network Mapper. Github mirror of official SVN repository.

• c-plus-plus
• lua
• security
• port-scanner

Capstone disassembly/disassembler framework for ARM, ARM64 (ARMv8), Alpha, BPF, Ethereum VM, HPPA, LoongArch, M68K, M680X, Mips, MOS65XX, PPC, RISC-V(rv32G/rv64G), SH, Sparc, SystemZ, TMS320C64X, TriCore, Webassembly, XCore and X86.

• reverse-engineering
• disassembler
• security
• framework

Arkime is an open source, large scale, full packet capturing, indexing, and database system.

• network-monitoring
• pcap
• packet-capture
• nsm

AFL++ is a state-of-the-art fuzzer, and #1 in benchmarks. It was originally based on AFL. Today it comes with qemu 5.1, collision-free coverage, enhanced laf-intel & redqueen, AFLfast++ power schedules, MOpt mutators, unicorn_mode, and a lot more!

• afl
• afl-fuzz
• afl-fuzzer
• fuzzing

eBPF-based Security Observability and Runtime Enforcement

• bpf
• ebpf
• kernel
• kubernetes

OSSEC is an Open Source Host-based Intrusion Detection System that performs log analysis, file integrity checking, policy monitoring, rootkit detection, real-time alerting and active response.

• hids
• security
• pci-dss
• nist800-53

UNIX-like reverse engineering framework and command-line toolset.

• reverse-engineering
• program-analysis
• security
• exploitation

Security oriented software fuzzer. Supports evolutionary, feedback-driven fuzzing based on code coverage (SW and HW based)

• fuzzing
• security
• c

The wolfSSL library is a small, fast, portable implementation of TLS/SSL for embedded devices to the cloud. wolfSSL supports up to TLS 1.3 and DTLS 1.3! Update to wolfSSL 5.9.1 for the latest CVE fixes.

• ssl
• tls
• cryptography
• security

The future of online communications.

• toxcore
• network
• p2p
• security

LKM rootkit for Linux Kernels 2.6.x-7.x (x86/x86_64 and ARM/ARM64)

• rootkit
• lkm-rootkit
• c
• kernel

Hardened allocator designed for modern systems. It has integration into Android's Bionic libc and can be used externally with musl and glibc as a dynamic library for use on other Linux-based platforms. It will gain more portability/integration over time.

• malloc
• security
• memory-allocation
• malloc-library

A Linux eBPF rootkit with a backdoor, C2, library injection, execution hijacking, persistence and stealth capabilities.

• backdoor
• ebpf
• kernel
• rootkit

Easy to use cryptographic framework for data protection: secure messaging with forward secrecy and secure data storage. Has unified APIs across 14 platforms.

• cryptography-library
• cryptography
• security
• golang

Interactive CTF Exploration Tool

• security
• reverse-engineering
• windows
• windows-internals

ebpfkit is a rootkit powered by eBPF

• ebpf
• security
• rootkit
• linux

🗜️ A packer for Windows x86 executable files written in C and Intel x86 Assembly. The new file after packing can obstruct reverse engineering（使用C和Intel x86汇编开发的Windows x86可执行文件打包工具，打包后的新文件可以阻碍逆向工程）

• windows
• reverse-engineering
• security
• pe

LordOS — a free, fast and secure GNU/Linux distribution based on Debian, with its own desktop environment: display server and Wayland compositor in C, a React UI engine on QuickJS, and private native apps.

• c
• debian
• desktop-environment
• ebpf

Sigma Rules Engine inside the Linux Kernel using eBPF. Focusing on prevention capabilities

• ebpf
• security
• linux-kernel
• linux-security-module

Protect your SIP Servers from bad actors at https://sentrypeer.org

• sip
• voip
• security-tools
• honeypot