
WP Webhooks Pro turns your website into a highly optimized webhook system. You can set up various actions and triggers like for example adding, updating and deleting users without even touching WordPress. It's fully compatible with Zapier, automate.io and more
I used this plugin to sync user meta between multiple websites and it works like really well. I was doubtful that the security gets affected by a large number of features this plugin offers, but it seems to offer a whitelist for the incoming data. My problems are solved.