c2pa

Truth, made visible. AlchemyLake turns governed lakehouse data (Databricks Unity Catalog, Genie, or your own uploads) into verified, provenance-sealed deliverables: PDF reports, PowerPoint decks, infographics, video briefings, podcasts, sonified scores, deep research. MCP server (13 tools), REST API, CLI. 200 free credits.

Node.js N-API addon for detecting, extracting, stripping, and writing AI-generation metadata in PNG/JPEG/WebP (wraps libai_meta).

Uniud C2PA manifest viewer

Identity-bound provenance and verification infrastructure for AI-generated and digital media assets.

Made Mark website — Source code for mademark.org

Calibration and drift receipts for AI measurement: your corpus, your thresholds, honest error bars, and proof the instrument has not changed.

C2PA OpenTDF library in Rust community-driven

Agent-native C2PA manifest verification API. Pay-per-call via x402 (Base USDC) or MPP (Tempo). $0.01/request. Cloudflare Workers.

Top Synthetic Media Detection 🌟 Star if you like it! 🌟

Inspect image metadata, C2PA Content Credentials, and editing provenance to explain camera-captured, AI-edited, and AI-generated images.

TypeScript tooling to support EU AI Act Article 50 and California SB 942 compliance: log & fingerprint AI text output, sign AI images with C2PA Content Credentials, keep an append-only audit evidence log, and show AI disclosure labels. Not legal advice.

C2PA attribute extraction layer powered by TEE. Verifiable content credentials without the original binary.

Browser-based inspector for C2PA / Content Credentials. Reads manifests entirely in the browser via WebAssembly (c2pa-web) — no backend. Web sibling of the C2PA Inspector desktop app.

Measured photography for landmarks — take photographs you can measure from, with verifiable provenance. Calibrated on-screen grid and ruler, raw photo stays raw, C2PA lineage. Publishes photo-survey evidence into the digital-3d twin stack.

Check whether a photo, video, audio file or PDF was AI-generated or edited since signing — full C2PA / Content Credentials validation running entirely in your browser. Pure Go compiled to WebAssembly; nothing is uploaded, no account, no tracking.

Example app that uses c2pa-ios to add Content Credentials

Free Chrome extension that blurs or hides LinkedIn images marked with Content Credentials (CR/C2PA) as AI-generated. 100% local, no uploads.

Ad-hoc publisher trust verification and security auditing for AI agent skills

Mark AI-generated images with C2PA provenance metadata and an imperceptible pixel watermark (EU AI Act Article 50(2))

Historical browser-private question preflight source; maintained question guidance is native on Dystiny.