Cybersecurity & Decryption Tools
Automated decryption, encoding decoding, and hash cracking utilities for CTF challenges, pentesting, and security analysis of opaque strings.
132 projects
See methodology for ranking rules; order uses public GitHub metrics within this scenario.
| Rank | Project | Stars | Forks | Updated | License |
|---|---|---|---|---|---|
| 41 |
unidbg
Allows you to emulate an Android native library, and an experimental iOS emulation |
5.2K | 1.2K | 08/25/26 | Apache-2.0 |
| 42 |
PyRIT
The Python Risk Identification Tool for generative AI (PyRIT) is an open source framework built to empower security professionals and engineers to proactively identify risks in generative AI systems. |
4.4K | 850 | 08/29/26 | MIT |
| 43 |
ciso-assistant-community
Open-source GRC platform for risk management, compliance, and audit with 150+ frameworks and automatic control mapping. |
4.4K | 824 | 08/29/26 | Other |
| 44 |
hooker
🔥🔥 hooker is a Frida-based reverse engineering toolkit for Android. It offers a user-friendly CLI, universal scripts, auto hook generation, memory roaming to detect activities/services, one-click SOCKS5 proxy setup, Frida JustTrustMe, and BoringSSL unpinning for all apps. |
5.3K | 1.3K | 05/27/26 | Other |
| 45 |
Viper
Adversary simulation and Red teaming platform with AI |
5.3K | 704 | 05/31/26 | Other |
| 46 |
nginx-ultimate-bad-bot-blocker
Nginx Block Bad Bots, Spam Referrer Blocker, Vulnerability Scanners, User-Agents, Malware, Adware, Ransomware, Malicious Sites, with anti-DDOS, Wordpress Theme Detector Blocking and Fail2Ban Jail for Repeat Offenders |
4.8K | 522 | 08/29/26 | Other |
| 47 |
nono
secure multiplexed execution paths for agents - zero trust, zero setup, zero latency. |
3.9K | 253 | 08/29/26 | Apache-2.0 |
| 48 |
cursor-vip
cursor IDE enjoy VIP |
4.8K | 705 | 03/11/26 | MIT |
| 49 |
ENScan_GO
Tool using enterprise info APIs to collect and export holding company ICP filings, apps, mini-programs, and WeChat accounts, with MCP support. |
4.6K | 441 | 03/30/26 | Apache-2.0 |
| 50 |
cleverhans
An adversarial example library for constructing attacks, building defenses, and benchmarking both |
6.5K | 1.4K | 04/10/24 | MIT |
| 51 |
tracecat
Open-source security automation platform for teams and AI agents |
3.8K | 409 | 08/29/26 | AGPL-3.0 |
| 52 |
merlin
Merlin is a cross-platform post-exploitation HTTP/2 Command & Control server and agent written in golang. |
5.6K | 838 | 04/17/25 | GPL-3.0 |
| 53 |
Claude-BugHunter
A Claude Code skill bundle for bug hunting and external red-team work - 82 skills, 15 slash commands, 681 disclosed-report patterns curated across 24 core vulnerability classes, plus enterprise identity + infrastructure attack matrices. |
3.8K | 596 | 08/29/26 | MIT |
| 54 |
emba
EMBA - The firmware security analyzer |
3.6K | 317 | 08/27/26 | GPL-3.0 |
| 55 |
ghidra-mcp
Ghidra MCP Server — 200+ MCP tools for AI-powered reverse engineering. GUI plugin + headless server, lazy tool loading, convention enforcement, batch operations, Ghidra Server integration, and Docker deployment. |
3.6K | 115 | 08/28/26 | Apache-2.0 |
| 56 |
raptor
Autonomous offensive and defensive security research framework built on Claude Code for adversarial operations and research. |
3.7K | 572 | 08/30/26 | Other |
| 57 |
anything-analyzer
全能协议分析工具：浏览器抓包 + MITM 代理 + 指纹伪装 + AI 分析 + MCP Server 无缝对接 AI Agent/IDE | All-in-one protocol analysis toolkit — built-in browser capture, MITM proxy, JS hooks, fingerprint spoofing, AI analysis & MCP server for agent integration |
3.6K | 640 | 08/26/26 | Other |
| 58 |
onecli
Open-source sandboxed agent harness for teams. Giving every employee a secured personal agent. |
3.4K | 212 | 08/29/26 | Apache-2.0 |
| 59 |
Aliens_eye
Hunt down 840+ social media accounts using AI |
3.7K | 424 | 07/16/26 | MIT |
| 60 |
VulnClaw
AI Agent + MCP toolchain + penetration skill orchestration with LLM automates info gathering, vulnerability discovery, exploitation, and report generation from natural language input. |
3.0K | 405 | 08/23/26 | MIT |