aloshdenny

    aloshdenny/reverse-SynthID

    reverse engineering Gemini's SynthID detection

    backend
    Python
    NOASSERTION
    5.0K stars
    523 forks
    5.0K GitHub watchers
    Updated Oct 27, 2026
    View on GitHub

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    Where it stands

    Rank, growth pace and release cadence relative to everything GStars tracks.

    No releases in the last 90 days; the most recent was 187 days ago, with 6 contributors on GitHub.

    Peaked at #19 in the weekly ranking the week of Apr 12, its best in the past year.

    Use Cases & Benefits

    • Reverse-engineers and detects Google's SynthID AI watermark in images using spectral analysis and signal processing without proprietary encoder access.
    • Enables high-accuracy watermark detection and surgical multi-resolution watermark removal with minimal image quality loss via a spectral codebook approach.
    • Use for academic research analyzing AI watermark robustness and spread-spectrum encoding in image generation.
    • Use for security auditing and forensic detection of AI-generated images embedded with SynthID watermarks.
    • Use for developing or testing watermark removal techniques that preserve image fidelity across varying resolutions.

    Should you depend on it?

    License terms, project hygiene and risks, from GitHub metadata and GStars' snapshots.

    License

    Other

    GitHub could not identify this license; read the LICENSE file before depending on it.

    Community files

    • README: present

    Watch-outs

    • License not identified by GitHub; read the LICENSE file before depending on it.

    General guidance from repository metadata, not legal advice. How we score

    From the README

    Discovering, detecting, and surgically removing Google's AI watermark through spectral analysis

    Visit us on PitchHut

    Excerpt from the aloshdenny/reverse-SynthID README on GitHub (NOASSERTION license). © its authors.Read the full README on GitHub

    Daily snapshots

    Stars gained per day, and how forks and open issues moved, from GStars' daily snapshots

    Forks

    523+28

    Open issues

    19+1

    Compared with peers in Backend

    Fastest-growing repositories GStars tracks in this cohort for the week of Nov 1, by 7-day star growth

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    aloshdenny/reverse-SynthID5.0K—18187 days ago
    Category median56.0K+2.3K29—

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