Private browser-local inspection
ComfyUI Workflow JSON Checker
Drop a workflow JSON to identify FL2VA or Ref2VA, exact H3 filenames, missing checklist items and risky acceleration combinations. The file never leaves your browser.
Evidence checked August 11, 2026Choose workflow JSON
Drop JSON here
or click to choose a file
or click to choose a file
Local parsing only · 10 MB limit · no upload, account or server
Honest limitation: A JSON file cannot prove that its referenced files exist on disk or that custom nodes are installed. This tool does not scan your ComfyUI directory.
The local inspection report will appear here.