david942j

scriptc. TypeScript-to-Native Compiler

ctf-skills. Agent skills for solving CTF challenges - web exploitation, binary pwn, crypto, reverse engineering, forensics, OSINT, and more

codebase-memory-mcp. High-performance code intelligence MCP server. Indexes codebases into a persistent knowledge graph — average repo in milliseconds. 158 languages, sub-ms queries, 99% fewer tokens. Single static binary, zero dependencies.

andrej-karpathy-skills. A single CLAUDE.md file to improve Claude Code behavior, derived from Andrej Karpathy's observations on LLM coding pitfalls.

Anthropic-Cybersecurity-Skills. 817 structured cybersecurity skills for AI agents · Mapped to 6 frameworks: MITRE ATT&CK, NIST CSF 2.0, MITRE ATLAS, D3FEND, NIST AI RMF & MITRE F3 (Fight Fraud) · agentskills.io standard · Works with Claude Code, GitHub Copilot, Codex CLI, Cursor, Gemini CLI & 20+ platforms · 29 security domains · Apache 2.0

MemeTalk. 輸入文字或圖片，LLM會找出適合的梗圖來回覆你

gem_badge. A lightweight tool that allows you to showcase the download count of your Ruby gem using shield.io.

Second-Me. Train your AI self, amplify you, bridge the world

killport. A command-line tool to kill processes and containers running on specified ports.

tailwindcss-animate. A Tailwind CSS plugin for creating beautiful animations

stimulus. A modest JavaScript framework for the HTML you already have

initial_avatar. Create Gmail like text avatars for profile pictures using SVG.

rails_admin. RailsAdmin is a Rails engine that provides an easy-to-use interface for managing your data

rails7-on-docker. Working Rails 7 demo application running in Docker. No node.js or webpack required.

docker-pi-hole. The official Pi-hole Docker image from pi-hole.net

VirtualTableDump. VTable dumper for IDA 7.7+

dreamberd-interpreter. Interpreter for the perfect programming language

zephyr. Primary Git Repository for the Zephyr Project. Zephyr is a new generation, scalable, optimized, secure RTOS for multiple hardware architectures.

GulfOfMexico. perfect programming language

shadPS4. PlayStation 4 emulator for Windows, Linux, macOS and FreeBSD written in C++

sshamble. SSHamble: Unexpected Exposures in SSH

awesome-rust. A curated list of Rust code and resources.

top-github-users. Check your ranking in GitHub! Don't forget to star ⭐ this repository.

changedetection.io. Best and simplest tool for website change detection, web page monitoring, and website change alerts. Perfect for tracking content changes, price drops, restock alerts, and website defacement monitoring—all for free or enjoy our SaaS plan!

rich. Rich is a Python library for rich text and beautiful formatting in the terminal.

textual. The lean application framework for Python. Build sophisticated user interfaces with a simple Python API. Run your apps in the terminal and a web browser.

elixir. The Elixir Cross Referencer

hanami. A flexible framework for maintainable Ruby apps

browser-learning. Games and exercises to learn about browsers and security

pi-hole. A black hole for Internet advertisements

pkgx. Run Anything

pawnyable. PAWNYABLE!

developer. the first library to let you embed a developer agent in your own app!

the-algorithm. Source code for the X Recommendation Algorithm

ChatGPT. Reverse engineered ChatGPT API

antlr4. ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.

lemmeknow. The fastest way to identify anything!

scrcpy. Display and control your Android device

weggli. weggli is a fast and robust semantic search tool for C and C++ codebases. It is designed to help security researchers identify interesting functionality in large codebases.

pyscript. An open source platform for Python in the browser. https://pyscript.net Docs: https://docs.pyscript.net/ Try it: https://pyscript.com/ Community: https://discord.gg/HxvBtukrg2

vinix. Vinix is an effort to write a modern, fast, and useful operating system in the V programming language

v. Simple, fast, safe, compiled language for developing maintainable software. Compiles itself in <1s with zero library dependencies. Supports automatic C => V translation. https://vlang.io

cli. 🥧 HTTPie CLI — modern, user-friendly command-line HTTP client for the API era. JSON support, colors, sessions, downloads, plugins & more.

personal-security-checklist. 🔒 A compiled checklist of 300+ tips for protecting digital security and privacy in 2026

BITB. Browser In The Browser (BITB) Templates

concurrent-ruby. Modern concurrency tools including agents, futures, promises, thread pools, supervisors, and more. Inspired by Erlang, Clojure, Scala, Go, Java, JavaScript, and classic concurrency patterns.

tenderjit. JIT for Ruby that is written in Ruby

asmrepl. A REPL for x86-64 assembly language

fisk. A pure Ruby assembler

google_calendar. A minimal wrapper around the Google Calendar API

icisc_rnnfuzz. The tools used to train the models used for the ICISC paper "Recurrent neural networks for fuzz testing web browsers"

DirtyPipe-Android. Dirty Pipe root exploit for Android (Pixel 6)

CVE-2022-25636. CVE-2022-25636

autocomplete. IDE-style autocomplete for your existing terminal & shell

fig. Public issue tracker for Fig.

terminal-table. Ruby ASCII Table Generator, simple and feature rich.

bfs. A breadth-first version of the UNIX find command

iree. A retargetable MLIR-based machine learning compiler and runtime toolkit.

slack-ruby-client. A ruby client for the Slack Web and Event APIs.

rhizome. A JIT for Ruby, implemented in pure Ruby

kitty. If you live in the terminal, kitty is made for you! Cross-platform, fast, feature-rich, GPU based.

broot. A new way to see and navigate directory trees : https://dystroy.org/broot

pocketlang. A lightweight, fast embeddable scripting language.

tailwindcss. A utility-first CSS framework for rapid UI development.

pspy. Monitor linux processes without root permissions

duf. Disk Usage/Free Utility - a better 'df' alternative

procs. A modern replacement for ps written in Rust

cheat.sh. the only cheat sheet you need

nushell. A new type of shell

slidev. Presentation Slides for Developers

ruby-enum. A handy way to define enums in Ruby.

sd. Intuitive find & replace CLI (sed alternative)

notcurses. blingful character graphics/TUI library. definitely not curses.

outrun. Execute a local command using the processing power of another Linux machine.

fmt. A modern formatting library

MagicMirror. MagicMirror² is an open source modular smart mirror platform. With a growing list of installable modules, the MagicMirror² allows you to convert your hallway or bathroom mirror into your personal assistant.

rpitx. RF transmitter for Raspberry Pi

r4cppp. Rust for C++ programmers

seeing_is_believing. Displays the results of every line of code in your file

ytop. A TUI system monitor written in Rust

bingrep. like ~~grep~~ UBER, but for binaries

fd. A simple, fast and user-friendly alternative to 'find'

pueue. :stars: Manage your shell commands.

action-update-license-year. GitHub Action that in a pull request updates the copyright year(s) in your license file.

OpenClubhouse. A third-part web application based on flask to play Clubhouse audio.

kernelpwn. kernel-pwn and writeup collection

My-Presentation-Slides. Collections of Orange Tsai's public presentation slides.

apex_dqn_pytorch. Ape-x DQN implementation on Pikachu Volleyball

multiagent-competition. Code for the paper "Emergent Complexity via Multi-agent Competition"

pikachu-volleyball. Pikachu Volleyball reimplemented in JavaScript by reverse engineering the original game

rawdrawandroid. Build android apps without any java, entirely in C and Make

deskreen. Deskreen turns any device with a web browser into a secondary screen for your computer. ⭐️ Star to support our work!

websocat. Command-line client for WebSockets, like netcat (or curl) for ws:// with advanced socat-like functions

lumina_server. Local server for IDA Lumina feature

the-super-tiny-compiler. :snowman: Possibly the smallest compiler ever

anbox. Anbox is a container-based approach to boot a full Android system on a regular GNU/Linux system

Gopherus. This tool generates gopher link for exploiting SSRF and gaining RCE in various servers

khal. :calendar: CLI calendar application

rehex. Reverse Engineers' Hex Editor

gron. Make JSON greppable!

rust-raspberrypi-OS-tutorials. :books: Learn to write an embedded OS in Rust :crab:

delta. A syntax-highlighting pager for git, diff, grep, rg --json, and blame output

vmlinux-to-elf. A tool to recover a fully analyzable .ELF from a raw kernel, through extracting the kernel symbol table (kallsyms)

wtfpython. What the f*ck Python? 😱

gdb-frontend. ☕ GDBFrontend is an easy, flexible and extensible gui debugger.

raspap-webgui. The easiest, full-featured wireless router setup for Debian-based devices. Period.

WiringPi. The arguably fastest GPIO Library for the Raspberry Pi

ruby_jard. Just Another Ruby Debugger. Provide a rich Terminal UI that visualizes everything your need, navigates your program with pleasure, stops at matter places only, reduces manual and mental efforts. You can now focus on real debugging.

GitTools. A repository with 3 tools for pwn'ing websites with .git repositories available

qiling. A True Instrumentable Binary Emulation Framework

dust. A more intuitive version of du in rust

pwn2own2020. Compromising the macOS Kernel through Safari by Chaining Six Vulnerabilities

Ropper. Display information about files in different file formats and find gadgets to build rop chains for different architectures (x86/x86_64, ARM/ARM64, MIPS, PowerPC, SPARC64). For disassembly ropper uses the awesome Capstone Framework.

idawasm. IDA Pro loader and processor modules for WebAssembly

pikachu-volleyball-p2p-online. Pikachu Volleyball peer-to-peer online via WebRTC data channels

abyss. abyss - augmentation of Hexrays decompiler output

intrigue-ident. Application and Service Fingerprinting

boost_bandwidth_via_speedtest. Python

p0tools. Project Zero Docs and Tools

UTM. Virtual machines for iOS and macOS

trapcc. Computing with traps

fast_double_parser. Fast function to parse strings into double (binary64) floating-point values, enforces the RFC 7159 (JSON standard) grammar: 4x faster than strtod

structurae. Data structures for high-performance JavaScript applications.

moonjit. Just-In-Time Compiler for the Lua Programming language. Fork of LuaJIT to continue development. This project does not have an active maintainer, see https://twitter.com/siddhesh_p/status/1308594269502885889?s=20 for more detail.

COVID-19. Novel Coronavirus (COVID-19) Cases, provided by JHU CSSE

darkshadow. :trollface: Gem built for simple rapid exploit development using ruby. :trollface:

ferrum. Headless Chrome Ruby API

brew. 🍺 The Package Manager for Everywhere

modern-cpp-tutorial. 📚 Modern C++ Tutorial: C++11 to C++26 On the Fly | https://changkun.de/modern-cpp/

thor. Thor is a toolkit for building powerful command-line interfaces.

8BQube. Codebook of NTU 8BQube by baluteshih, briansu, icube

rubocop-action. Lint your Ruby code in parallel to your builds

rspec-benchmark. Performance testing matchers for RSpec

tty-table. A flexible and intuitive table generator

tty-spinner. A terminal spinner for tasks that have non-deterministic time frame.

tty-reader. A set of methods for processing keyboard input in character, line and multiline modes.

tty-progressbar. Display a single or multiple progress bars in the terminal.

tty-markdown. Convert a markdown document or text into a terminal friendly output.

tty-file. File manipulation utility methods

tty-cursor. Terminal cursor movement and manipulation of cursor properties such as visibility

tty-box. Draw various frames and boxes in your terminal window

tty. Toolkit for developing sleek command line apps.

tty-logger. A readable, structured and beautiful logging for the terminal

algorithms. Ruby algorithms and data structures. C extensions

tmuxinator. Manage complex tmux sessions easily

FIDL. A sane API for IDA Pro's decompiler. Useful for malware RE and vulnerability research

kernel-exploits. Some kernel exploits

kpatch. NOTICE: kpatch is deprecated

House-of-Corrosion. A description of the "House of Corrosion" GLIBC heap exploitation technique.

lsix. Like "ls", but for images. Shows thumbnails in terminal using sixel graphics.

vim-game-code-break. Block-breaking game in vim 8.0

pwndock. A pwning environment, now on docker!

ipwndfu. open-source jailbreaking tool for many iOS devices

Karta. Karta - source code assisted fast binary matching plugin for IDA

ysoserial.net. Deserialization payload generator for a variety of .NET formatters

webhook.site. ⚓️ Easily test HTTP webhooks with this handy tool that displays requests instantly.

graal. GraalVM compiles applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀

ctf-script. Python

eng-practices. Google's Engineering Practices documentation

GhIDA. Python

linux-kernel-module-rust. Framework for writing Linux kernel modules in safe Rust

idapkg. Packages for IDA Pro (written in python but supports all)

hitcon2019. To share the material for presentation

HITCON-Badge-2019. HITCON electric badge for HITCON CMT 2019.

CCIP-Android. A Community Checkin with Interactivity Project for Android app

dc2019f-aoool-public. C++

aSiagaming. My Chrome and Safari exploit code + write-up repo

wireguard-monolithic-historical. Historical monolithic WireGuard repository, split into wireguard-tools, wireguard-linux, and wireguard-linux-compat.

TabNine. AI Code Completions

dbg-macro. A dbg(…) macro for C++

AFLplusplus. The fuzzer afl++ is afl with community patches, qemu 5.1 upgrade, collision-free coverage, enhanced laf-intel & redqueen, AFLfast++ power schedules, MOpt mutators, unicorn_mode, and a lot more!

yard-doctest. Doctests from YARD examples

35C3_Modern_Windows_Userspace_Exploitation. Python

LazyFragmentationHeap. WCTF 2019 challenge

TPM2137. Migrated to Codeberg

yosys. Yosys Open SYnthesis Suite

v86. x86 PC emulator and x86-to-wasm JIT, running in the browser

zsh_for_beginners. Shell

icestorm. Project IceStorm - Lattice iCE40 FPGAs Bitstream Documentation (Reverse Engineered)

metasm. This is the main repository for metasm, a free assembler / disassembler / compiler written in ruby

Tool-Solutions. Scripts to build a wheel and a Docker image containing a complete ML framework stack, including dependencies, for AArch64 CPUs, as well as a selection of examples and benchmarks.

tslime.vim. Send command from vim to a running tmux session

strace. strace is a diagnostic, debugging and instructional userspace utility for Linux

hyperpwn. A hyper plugin to provide a flexible GDB GUI frontend with the help of GEF, pwndbg or peda

qemu-vm-escape. C

security. Some of my security stuff and vulnerabilities. Nothing advanced. More to come.

IDASkins. Advanced skinning plugin for IDA Pro

PayloadsAllTheThings. A list of useful payloads and bypass for Web Application Security and Pentest/CTF

spectre-meltdown-checker. Reptar, Downfall, Zenbleed, ZombieLoad, RIDL, Fallout, Foreshadow, Spectre, Meltdown vulnerability/mitigation checker for Linux & BSD

autotest. Autotest - Fully automated tests on Linux

Dell-Support-Assist-RCE-PoC. Python

pub. The pub command line tool

termshark. A terminal UI for tshark, inspired by Wireshark

PySnooper. Never use print for debugging again

gem5. The official repository for the gem5 computer-system architecture simulator.

timing-analysis. Python3 library for sophisticated timing attacks using Gaussian Mixture Model.

sudo_inject. [Linux] Two Privilege Escalation techniques abusing sudo token

ascii-zip. A deflate compressor that emits compressed data that is in the [A-Za-z0-9] ASCII byte range.

ai-notebooks. Some ipython notebooks implementing AI algorithms

EvilClippy. A cross-platform assistant for creating malicious MS Office documents. Can hide VBA macros, stomp VBA code (via P-Code) and confuse macro analysis tools. Runs on Linux, OSX and Windows.