Muster vs C2PA Lab

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Muster compared with C2PA Lab
Detail	Muster	C2PA Lab
What it does	Mac menu bar app that shows which Claude Code, Codex or Cursor session needs you	Free browser-based C2PA Content Credentials checker and provenance viewer
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Open source	Free
Pricing	Free	Not given
Key features	See which Claude Code, Codex or Cursor session needs you Allow or deny a command from an alert without switching apps See the agent's reason, the whole command or every option with Option-Down Switch to any session with Option-Tab Search sessions from the last three hours View tokens and API cost per session Native macOS AppKit interface Supports remote sessions over SSH	C2PA Manifest Viewer - inspect manifest store, claim, assertions, ingredients and raw JSON C2PA Metadata Inspector - read signer, source disclosure, counts, identifiers and checksum in structured table C2PA URL Checker - inspect remote image, video, audio or PDF provenance from public URL C2PA PDF Checker - check Content Credentials in PDF files and review signature validation evidence Local browser inspection via WebAssembly - no file uploads Supports JPEG, PNG, WebP, AVIF, HEIC, HEIF, SVG, MP4, MOV, MP3, WAV and PDF files up to 200 MB Cryptographic verification state with signer and issuer information Provenance timeline with recorded actions and ingredient references
What makes it different	No switching required to approve requests Open source with full code transparency Privacy by default with no analytics Manage multiple sessions from one menu bar	Files never leave your device - all inspection runs locally in your browser Independent tool not affiliated with or endorsed by the Coalition for Content Provenance and Authenticity Reports evidence not verdicts - no authenticity percentages or false claims Multiple inspection views for different user needs and expertise levels Privacy-focused with non-sensitive usage metrics only via Google Analytics
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	2 no change since last check	1 no change since last check
Trust Flow (Majestic)	3	2
Citation Flow (Majestic)	18	26
Referring domains (Majestic)	24	16

4 details filled in for both companies.

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