Three kinds of thing plug in. Editor plugins ship inside the app (the Seal Maker is the first). Companion programs are separate installs or services MarkupClaw calls. Services are hosted things we would run for you — none of those exist yet, and they are listed as such.
Companion programs
DetailClaw
The detail library: 929 starter details with DXF and previews, served to MarkupClaw's picker.
Partly shipped Companion · document reviewPDFWhisperer
Document review: compare a contractor submittal against the contract documents and land every deviation on the sheet as a reviewable markup.
In development Companion · model seedIFC Coordinator
Synthesise geometry and IFC entities from a PDF or DWG where none exist — a model seed for CAD and BIM tools.
In development Companion · Revit plug-inRevit Whisperer
The redline round-trip: Revit families and detail assemblies into MarkupClaw, edits back to Revit.
In development Secondary product · Revu interopBluebeam MCP
Read and write Bluebeam Revu's own files — Tool Chest sets, stamps, profiles — and drive Revu from an agent, so a Revu user can adopt MarkupClaw without abandoning their setup.
In developmentServices in design
Nothing here is built. They are listed so you can tell us which one matters.