As of version 56 (currently in Beta), Firefox supports running headlessly on Windows, macOS, and Linux. Brendan Dahl has previously described how to use SlimerJS to drive headless Firefox. You can also drive it via the W3C WebDriver API…

Over in Headless SlimerJS with Firefox, fellowzillian Brendan Dahl writes about the work he’s been doing to support running Firefox headlessly. A headless mode for Firefox makes it easier to test websites with the browser, especially in continuous integration, to ensure Firefox remains compatible…

I recently blogged about discontinuing Positron. I’m trying a different tack with a new experiment, codenamed qbrt, that reuses an existing Gecko runtime (and its existing APIs) while simplifying the process of developing and packaging a desktop app using web technologies.

After some consideration, I’ve decided to discontinue development of Positron.

Positron was an experimental runtime for creating desktop apps using web technologies. It was based on Firefox, and its principal feature was that it was Electron-compatible. I started…

Last month I blogged about Why Embedding Matters, and then I described a variety of Embedding Use Cases. Here are some projects that would address those cases. If you could choose, which would you do first?

Embedding Framework for Headless Browsing