A Glossary of Common Terms

Content

Usually refers to webpages being rendered, may also be seen as “running in content” in which case it can include UI privileged code running in a process that is rendering webpages.

Chrome

Usually the parts of the application UI outside of the rendered webpage

XUL

A proprietary UI definition language that we are slowly phasing out and replacing with standard HTML.

l10n

An abbreviation for Localization.

i18n

An abbreviation for Internationalisation

a11y

An abbreviation for Accessibility