fregante

Insert text in a `<textarea>`, `<input>` and `contenteditable` elements (including Undo support)

Relaxed JSON is strict superset JSON, relaxing strictness of valilla JSON

Replicate background-size: cover/contain (scale+crop) for canvas/CSS/Node/… on any type of media.

Wrapper around Mozilla’s web-ext to submit extensions to AMO.

Utility functions for Web Extensions, manifest v2 and v3

High-level events and utilities for events in Web Extensions

CLI tool to upload Chrome Extensions to the Chrome Web Store

Cache values in your Web Extension and clear them on expiration. Also includes a memoize-like API to cache any function results automatically.

Given an event type, automatically get the correct event class (click -> MouseEvent)

noop functions to help formatters and syntax highlighters recognize embedded code

Extra lightweight DOM selector helper

Listen to one event via `addEventListener`, then resolve a Promise

Observe one mutation via `MutationObserver`, then resolve a Promise.

Automatically expand a <textarea> to fit its content, in a few bytes

Build regular DOM elements using JSX