winnowing

Open-source plagiarism detection engine — verbatim & near-verbatim matching you can read, fork, and run on your own hardware. Apache-2.0.

Advanced C++ plagiarism detection engine using Clang tokenization, Winnowing fingerprinting, Rolling Hashing, Suffix Automata and Levenshtein similarity analysis.

GPL Radar is a powerful CLI tool designed to detect potential GPL license contamination in your codebase. It uses advanced algorithms (Rolling Hash + Winnowing) to identify code similarities even when variable names have been modified.

A Flask-based plagiarism detection system using TF-IDF, Jaccard, Fingerprinting, Winnowing, and MinHash algorithms with user authentication, PDF reports, scan history, and interactive analytics dashboard.

A DSA-based plagiarism detection system using KMP, Rabin-Karp, Shingling, Winnowing, Jaccard Similarity, and TF-IDF with FastAPI backend and premium React dashboard.

Multi-signal source code similarity detector. Moss alternative with AST-based fingerprinting that resists common plagiarism obfuscations: renaming, dead code, type/loop/conditional swaps, and statement reordering.

Forensic source-code comparison for IP litigation — Winnowing/MOSS fingerprints + courtroom-ready PDF reports (Bates numbering, evidence hashing). pip install diffinite