Webcam Recorder is a Firefox extension designed for seamless video capturing. It provides users with the ability to record their webcam in WebM format, with an option to include audio. Notably, this extension prioritizes user privacy by functioning entirely offline, ensuring that no data is transmitted to external servers. Recorded files are conveniently saved in the default download directory, making access straightforward.

This extension is equipped with features that enhance usability, such as the ability to record video streams with or without audio. It utilizes a non-persistent background page for efficient performance and supports long-duration recordings thanks to IndexedDB storage. Users can also recover recordings following a browser crash and pause or resume recording as needed, making it a versatile tool for various recording tasks.