Users running a non-download version of Vanilla (pulled from github), on branch release/2019.016 or master from the last 2 weeks should upgrade to release/2019.017 or latest master for security reasons. Downloaded official open sources releases are not affected.

No Captcha ReCaptcha 0.1.5b

Use the new No Captcha ReCaptcha


Enable, then visit settings/registration selecting NoCaptcha,
and providing Keys.

You may need to get new Keys.

This is depreciated in favour of pull request

See here for temporary workaround: