DiffRays is a research-oriented tool for binary patch diffing, designed to aid in vulnerability research, exploit development, and reverse engineering.

idapro exploit-development vulnerability-research patch-diff

• Updated Dec 2, 2025
• Python

PHP JSON-Patch library based on RFC 6902 - Generate smart diffs, apply patches, rebuild structures

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• Updated Sep 27, 2026
• PHP

Generate, render and apply code diffs. Myers algorithm, versatile rendering (HTML, JSON, ANSI), and full patching support.

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• Updated Sep 27, 2026
• PHP

Educational, Dockerized reproductions of publicly disclosed 2025-2026 CVEs: root-cause analysis, attack flows, PoCs, detections, and patch analysis.

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• Updated Jul 14, 2026
• Python

A lightweight web-based text diff viewer built with jsdiff, supporting character, word, line, and patch diffs with file upload support.

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• Updated May 16, 2026
• JavaScript

Vulnerable-vs-patched reverse engineering: root cause, vulnerable code, the fix, and why it works.

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• Updated Jul 13, 2026
• Makefile