Revision management

Upload new revisions without losing history. Switch between versions, promote to latest, and compare sheets side-by-side, with automatic recovery if a revision is removed.

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All features

Drawing workspace Review markups Scale & measurement Revision management Takeoff & quantities Team collaboration Sharing & access PDF tools Enterprise & security

Revision management

Every document supports a revision chain. Upload Rev B without overwriting Rev A; markups and comments scope to the revision you are viewing.

Used byDocument controllers, Project engineers

Revision management page: upload, workflow, sheet diff, and registry
Quick switch from left navigator or right-rail panel
Promote, edit labels, and delete from the timeline
Automatic fallback if a pinned revision is deleted

Drawing overlay & pixel diff

Compare two pages or two revisions with multiply, difference, or side-by-side modes, plus pixel-level change detection.

Used byIFC vs bid set review, Engineering change review

Compare arbitrary revisions of the same document
2-point alignment UI for offset sheets
Pixel diff highlights changed regions as overlays
Export composite as PNG for records

Bookmarks & table of contents

Native PDF bookmarks plus custom bookmarks with indent levels. Bake a clickable TOC PDF for handoff packages.

Used bySubmittal packages, Owner handoffs

Add, rename, indent, and delete custom bookmarks
Click to jump to any bookmarked page
Bake bookmarks into a downloadable TOC PDF
Hierarchy preserved in generated TOC

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Scale & measurement

Takeoff & quantities

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Stop forcing drawings into generic PDF workflows

Give your team a workspace built for technical drawings.

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