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aloshdenny/reverse-SynthID

reverse engineering Gemini's SynthID detection observed · 2026-08-28

github.com/aloshdenny/reverse-SynthID · homepage · Python · NOASSERTION (other) observed · 2026-08-28

Health v2 · maintenance only

66/100

  • Activity 93
  • Release rhythm 60
  • Longevity 18

Flags: prerelease_only no_license

How is this computed?

round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-03. Adoption (stars, forks) is never an input.

  • gap_med: 2
  • age_days: 260
  • days_rel: 132
  • days_push: 47
  • n_releases_24m: 2

Full methodology

Adoption not part of the score

4815 stars · 506 forks observed · 2026-08-28

What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-29, confidence not recorded

A research tool that reverse-engineers Google's SynthID watermark embedded in Gemini-generated images using spectral analysis and signal processing. It provides a detector for SynthID watermarks and multi-stage bypass attacks, with a drag-and-drop desktop GUI for the V3 bypass.

Use cases

  • detect whether an image contains a Google SynthID watermark
  • remove SynthID watermarks from Gemini-generated images
  • analyze the spectral signature of AI image watermarks
  • study how SynthID's carrier frequency structure works
  • bypass AI image watermark detection while preserving image quality
  • calibrate watermark removal strength against Gemini's detector

When to choose

  • you need to detect or remove SynthID watermarks from Gemini images
  • you are researching AI watermarking robustness and steganalysis
  • you want a GUI-based watermark bypass without command-line work

When to avoid

  • you need to watermark your own generated images rather than remove watermarks
  • you need a production-grade, legally cleared content-provenance solution
  • you target watermarks from non-Google generators like DALL-E or Stable Diffusion

Facets

application · maturity active

image-processing security reverse-engineering computer-vision security reverse-engineering image-processing artificial-intelligence python cross-platform synthid watermark-removal watermark-detection spectral-analysis ai-watermarking gemini signal-processing research desktop

2 sources

Member repositories

RepositoryRoleHealth v2
aloshdenny/reverse-SynthIDmain66

For agents

markdown · JSON · MCP: product_card(name="aloshdenny/reverse-SynthID")

Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem