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c2pa

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Here are 512 public repositories matching this topic...

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guillaumemeyer / watermarks-remover

Star 27.2k

A privacy-first app that strips AI watermarks from content you own.

ai provenance gemini openai watermark watermarking watermark-tools claude watermark-detection watermarks c2pa chatgpt anthropic synthid agent-skill
  • Updated Nov 9, 2026
  • Python

wiltodelta / remove-ai-watermarks

Sponsor
Star 6.4k

Remove visible and invisible AI watermarks from images and video, and AI provenance metadata from images, video, and audio. Python library, CLI, and agent skill for SynthID, C2PA, EXIF, IPTC, XMP, and common generative-AI marks. By Victor Kuznetsov.

cli metadata image-processing provenance exif gemini video-processing watermark-remover veo watermark-removal c2pa stable-diffusion generative-ai comfyui content-credentials synthid nano-banana ai-watermark agent-skill gemini-watermark-remover
  • Updated Nov 11, 2026
  • Python
aves

deckerst / aves

Sponsor
Star 5.5k

Aves is a gallery and metadata explorer app, built for Android with Flutter.

android svg metadata topojson gpx gallery tiff exif xmp geotiff flutter slow-motion mpf motion-photos metadata-explorer c2pa
  • Updated Nov 11, 2026
  • Dart

contentauth / c2pa-rs

Star 446

Rust SDK for the core C2PA (Coalition for Content Provenance and Authenticity) specification

metadata c2pa
  • Updated Nov 12, 2026
  • Rust

letsseal / letsseal

Star 379

The open standard for proving any file is real, unaltered and sealed

e-signature x509 certificate-transparency digital-signature certificate-authority cades pades opentimestamps open-standard document-authentication supply-chain-security sigstore c2pa content-credentials xml-dsig
  • Updated Oct 19, 2026
  • JavaScript
react-native-image-marker

JimmyDaddy / react-native-image-marker

Star 370

React Native image watermarking for iOS, Android, and Web β€” text, logos, tiled layers, batch Recipes, invisible traces, and an optional interaction editor.

android ios image typescript react-native text image-processing image-editor mark reactnative photo batch-processing watermark expo icon-watermark c2pa invisible-watermark react-native-new-architecture
  • Updated Nov 9, 2026
  • TypeScript

mertizci / noai-watermark

Star 223

Remove invisible AI watermarks (SynthID, StableSignature, TreeRing) and strip AI metadata from images. Open-source CLI & Python toolkit.

python cli open-source metadata computer-vision image-processing security-research diffusion-models watermark-removal c2pa stable-diffusion synthid ai-watermark ctrlregen
  • Updated Sep 16, 2026
  • Python

froggeric / gemini-watermark-and-synthid-remover

Star 124

Cross platform CLI tool for removing watermarks from images and videos generated by Google Gemini, Veo, and NotebookLM.

windows macos linux cli image-processing gemini video-processing watermark coreml watermark-detection watermark-remover veo watermark-removal c2pa stable-diffusion notebooklm synthid nanobanana
  • Updated Sep 25, 2026
  • C++

contentauth / c2pa-js-legacy

Star 99

JavaScript SDK for displaying and validating C2PA data

metadata sdk c2pa
  • Updated Nov 7, 2025
  • TypeScript

numbersprotocol / pyc2pa

Star 45

Python implementation of C2PA: Coalition for Content Provenance and Authenticity.

provenance fake-news authenticity cai disinformation c2pa content-provenance content-authenticity
  • Updated Jun 22, 2022
  • Python

indranilbanerjee / socialforge

Sponsor
Star 43

An open-source social media production system that turns a content calendar into on-brand copy, images, video, and client-ready delivery - with compliance and human approval built in.

social-media ai-image vertex-ai c2pa openai-codex content-calendar ai-video eu-ai-act agent-skills cursor-plugin claude-code claude-skills claude-plugin gemini-cli-extension nano-banana-pro veo-3 openclaw-plugin agency-operations copilot-cli-plugin hermes-plugin
  • Updated Nov 7, 2026
  • Python
watermark-remover

PyModel / watermark-remover

Star 36

Find and remove AI provenance signals from files you own: hidden Unicode, token watermarks, visible image marks, and C2PA/EXIF/XMP metadata. Zero-dependency Python 3.10+ core; models, GPUs, and system binaries sit behind opt-in adapters.

python cli metadata unicode provenance exif xmp steganography zero-dependency text-processing inpainting watermark-removal c2pa ai-detection synthid
  • Updated Nov 9, 2026
  • Python

wiltodelta / ComfyUI-remove-ai-watermarks

Sponsor
Star 34

ComfyUI custom nodes for detecting provenance marks, removing visible and invisible AI watermarks, stripping metadata, and erasing selected regions.

python image-processing watermark-removal custom-nodes c2pa stable-diffusion comfyui content-credentials synthid ai-watermark
  • Updated Nov 11, 2026
  • Python

lhfer / image-fingerprint-remover

Star 32

Strip EXIF, GPS, C2PA / Content Credentials, AI watermarks, and Stable Diffusion / ComfyUI / Midjourney / ChatGPT prompt blocks from any image. Three modes: safe (pixel-identical), paranoid (re-encode), nuclear (disrupt SynthID/Digimarc). CLI + macOS desktop app. 100% offline.

desktop-app python cli metadata privacy exif image-metadata exif-remover image-privacy pyside6 c2pa dalle midjourney stable-diffusion chatgpt comfyui content-credentials synthid ai-watermark gps-remover
  • Updated May 21, 2026
  • Python

indranilbanerjee / contentforge

Sponsor
Star 32

An open-source editorial production system that researches, verifies, drafts, and delivers publication-ready long-form content with human review and provenance built in.

seo geo content-marketing fact-checking content-pipeline aeo c2pa openai-codex eu-ai-act agent-skills cursor-plugin ai-humanizer claude-code brand-voice claude-skills claude-plugin gemini-cli-extension openclaw-plugin copilot-cli-plugin hermes-plugin
  • Updated Nov 7, 2026
  • Python

satiricalguru / Synthid-remover

Sponsor
Star 30

πŸ”’ Remove AI watermarks, C2PA Content Credentials & SynthID frequency signals 100% locally.

privacy reverse-engineering image-processing steganography digital-forensics ai-safety security-tools watermark-remover c2pa synthid
  • Updated Oct 28, 2026
  • TypeScript

doofzoff / pagedMark

Star 28

AI watermark removal built for Apple Silicon. SynthID-class pixel regeneration, visible vendor labels and provenance metadata, with every pipeline decision measured on Metal.

macos metal pytorch openai mps apple-silicon watermark-removal c2pa diffusers sdxl synthid gpt-image nano-banana seedance seedance-api seedance-2-0 gpt-image-2
  • Updated Aug 19, 2026
  • Python

Moresyl / metaclean

Star 27

Offline metadata & privacy cleaner for images, Office, PDF and text Β· Rust + Tauri Β· ζœ¬εœ°ζ–‡δ»Άιšη§ε‡€εŒ–ε™¨

desktop-app windows macos linux rust pdf privacy office exif tauri metadata-cleaner c2pa
  • Updated Nov 4, 2026
  • Rust

DamaizLabs / lanternist

Star 24

Faceless YouTube videos, made on your own PC with Claude Code. The open production engine of Nichebend Studio, by DamaizLabs.

windows text-to-speech youtube video-generation c2pa ai-video comfyui claude-code qwen-image faceless-youtube
  • Updated Nov 2, 2026
  • Python

TrustNXT / c2pa-ts

Star 20

Pure TypeScript implementation of C2PA manifest reading, validation, and creation

typescript typescript-library hacktoberfest cai c2pa content-provenance content-authenticity
  • Updated Oct 16, 2026
  • TypeScript

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