Post new RSS feed items containing a specific word to a Facebook Page

Create a new scenario in Make (formerly Integromat).

Select RSS Feed from the list of apps.

Choose the Watch RSS FeedItems trigger.

Select the RSS feed you want to watch.

Enter the word you want to look for in the 'Filter' field.

Now, add a new action.

Select Facebook Pages from the list of apps.

Choose the Post to a Page action.

Select the Facebook page you want to post to.

Enter the text of your post in the 'Message' field.

Run the scenario.