Remove multi-vendor AI provenance marks: invisible Unicode (Layer A), statistical text watermarks via rewrite (Layer B, always offer), and C2PA/EXIF/XMP/container metadata on PNG/JPEG/WebP/SVG/PDF/DOCX/ODT/HTML/MD/TEX. Covers Claude, Gemini/SynthID-class, OpenAI provenance, and open-LLM sampling marks.
Install
npx skills add guillaumemeyer/watermarks-remover --skill remove-ai-marksnpx skills add guillaumemeyer/watermarks-remover --skill remove-ai-marks -a claude-code -gnpx skills add guillaumemeyer/watermarks-remover --skill remove-ai-marks -a codex -ggemini skills install https://github.com/guillaumemeyer/watermarks-remover.git --path skills/remove-ai-marksgh skill install guillaumemeyer/watermarks-remover remove-ai-marksgit clone --depth 1 https://github.com/guillaumemeyer/watermarks-remover /tmp/guillaumemeyer__watermarks-remover
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/guillaumemeyer__watermarks-remover/skills/remove-ai-marks ~/.claude/skills/remove-ai-marks # Claude Code
cp -R /tmp/guillaumemeyer__watermarks-remover/skills/remove-ai-marks ~/.agents/skills/remove-ai-marks # Codex, Cursor, Gemini CLI, Copilot, OpenCode