Free, open-source plugin for Lightroom Classic that exports masks as PNG, TIFF or JPEG files
HTML design in. Editable InDesign out.
Stage
Not given
Startup
Founded
Not given
2026
Based in
FR
ZA
Pricing model
Open source
Paid
Pricing
Pay what you want, from €0
Free preview: two most detailed pages of any design, twice, no account needed. $49 lifetime license: unlimited full conversions, activate on up to 10 browsers or devices, works in browser and from AI agents over MCP.
Key features
Export masks as PNG, TIFF or JPEG
Batch process multiple images and sequences
Local AI-powered object detection with RF-DETR
Standard and HD Fine Detail quality modes
Generate transparent PNG cutouts
Offline processing without internet or account
Matching filenames for images and masks
macOS and Windows support
MIT open-source license with source code on GitHub
Apple-signed and notarized builds
Converts HTML to native .idml files that open in Adobe InDesign
Real text frames with reflowable content
Named paragraph and character styles automatically created
Charts and tables as editable vector objects
Images placed and linked in a Links folder
Free preview of two most detailed pages without account
MCP server integration with Claude, Cursor, and other AI agents
14-day fix-or-refund guarantee on licensed conversions
Supports output in Affinity Publisher as well as InDesign
Works with all CSS frameworks including Tailwind and Bootstrap
What makes it different
Exports masks as image files for use in 3D workflows, compositing and other tools outside Lightroom
Processes images locally on your computer with no internet or account required
Supports batch workflows for multi-view sequences used in photogrammetry and Gaussian splatting
Open source under MIT license with readable and modifiable code
Pay-what-you-want pricing with no license key required
Deterministic conversion engine—no machine learning, same input always produces same output
Files deleted immediately after conversion—complete privacy, no storage or training
Native InDesign files, not PDFs—fully editable text, styles and charts
Direct integration with AI design tools through MCP protocol
mask bridge
idmly