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IMAGE

XUL to CAP Converter — Free, Online, No Signup

Convert XUL files to CAP online with no signup required.

Reverse conversion

XUL at a glance

XUL

XUL emerged in the early Mozilla era and powered Firefox's interface and add-on ecosystem for years before Firefox Quantum and the WebExtensions shift made most mainstream XUL workflows legacy.

CAP at a glance

CAP

Digital photography fragmented into many manufacturer-specific raw formats because camera makers optimized for their own sensors, metadata, and software ecosystems rather than for one shared public raw standard.

Format comparison

Feature
XUL
CAP
File type

Document

Image

Extensions
  • .xul

  • .cap

MIME type
  • application/vnd.mozilla.xul+xml

  • image/cap

Created year

1999

2005

Inventor

Mozilla (David Hyatt, others)

Phase One

Status

legacy

proprietary

Primary use cases
  • authoring

  • review and collaboration

  • distribution

  • capture ingest

  • editing

  • web or print delivery

Vector scaling

Not supported

Not supported

When to use each format

When to use XUL

  • Your source file is already in XUL.
  • Preserve source expectations before exporting to CAP.
  • XUL is commonly used in document workflows.

When to use CAP

  • Your target workflow expects CAP.
  • Improve delivery compatibility with CAP.
  • CAP is commonly used in image workflows.

FAQs

Why convert XUL to CAP?

Convert to CAP when keeping compatibility with a legacy capture workflow or preserving source material from a proprietary imaging system.

It is mainly useful in archive recovery and controlled migration scenarios.

What changes when converting XUL to CAP?

This conversion changes how the format behaves in downstream tools and delivery environments.

What should I review after converting XUL to CAP?

Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.

Format resources

XULCAP

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