TrustMark - Universal Watermarking for Arbitrary Resolution Images

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

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

Decision-safe evaluation + Streamlit dashboard for AI vs Human vs Post-Edited AI text detection. Generates a reliability report card (Accuracy, Macro F1, ECE, Brier), calibration plots, confidence histograms, and a coverage-vs-performance abstention curve. Recommends an operating threshold for human-review routing.

A comprehensive media content authenticity toolkit for verifying audio, video, and imagery through AI, watermarking and metadata analysis.

The world's first c2pa standard implementation that supports PDF-files signing.

🤖 Enterprise multi-agent orchestration platform for autonomous content verification. Built with agentic AI workflows, MCP integration, AgentDB, and advanced deepfake detection. Features agent memory, learning, and collaboration.

Combat fake news with cryptographic image verification. Origin Lens analyzes C2PA Content Credentials and EXIF metadata to detect AI-generated content, verify digital signatures, and reveal complete edit history. Privacy-first open source iOS app with on-device verification. (arXiv:2602.03423)

Timestamp your WordPress content into the blockchain to empower your content authenticity and increase user trust.

Expert survey on GenAI disinformation threats & reproducible provenance solutions. Accepted at R2CASS @ WWW 2026. Seeking expert participants! (arXiv:2602.02100)

🌍 Awesome C2PA: Multi-language specifications, tools, and resources for content authenticity

ComfyUI custom node for C2PA image signing - digitally sign your images with cryptographic certificates to prove authenticity and provenance

Utilities and standards implementations to oraclise C2PA onchain

Open-source multi-modal AI content detection platform, analyses text, images, audio, and video for AI provenance with explainable scoring, multi-provider consensus, public benchmarks, and enterprise deployment (Helm, Terraform)

A package of components that help with using Irys to upload & C2PA to check for and display content authenticity certificates.

Official Enterprise Portal for LumaTrace Cloud. Secure C2PA Provenance + Adaptive Spatial Watermarking. Automated API Governance, SOC2/ISO Mapping, and Trust Center for B2B Procurement.

Security Research Toolkit — Video and image analysis tool for neural inpainting and AI-generated content detection with SORA signature extraction, temporal consistency analysis, CNN artifact detection, CPU/CUDA device selection, multi-format support, and colorama-styled terminal interface

FakeEye is an AI-powered platform for detecting fraudulent images, videos, and audio generated by modern generative AI. It aims to reduce cybercrime and prevent confusion in society by helping users distinguish real content from AI-generated content.

A strict guideline for controlling LLMs (like ChatGPT) to avoid AI-sounding outputs. Enforces verification, labeling, and natural human style while reducing AI-detection traces.

A C2PA-like Global Registry serving as an independent, publicly verifiable record of digital content provenance. Features a modern web interface for content verification and upload capabilities.