geckodriver
Proxy for using W3C WebDriver-compatible clients to interact with Gecko-based browsers.
This program provides the HTTP API described by the WebDriver protocol. to communicate with Gecko browsers, such as Firefox. It translates calls into the Firefox remote protocol by acting as a proxy between the local- and remote ends.
You can consult the change log for a record of all notable changes to the program. Releases are made available on GitHub.
For developers
Communication
The mailing list for geckodriver discussion is https://groups.google.com/a/mozilla.org/g/dev-webdriver.
If you prefer real-time chat, ask your questions on #webdriver:mozilla.org.