recommendations/index.md: add switching.software links

Follow up to the https://review.jami.net/c/jami-docs/+/31335 patch.

Change-Id: I7665a7e5b3417c0c11151b0753e095c96a8d7d60

recommendations/index.md

@@ -71,7 +71,13 @@ Please post any missing or broken links on the [Jami Forum](https://forum.jami.n
 * <https://www.privacytools.io/privacy-messaging>
 
 ![«Image: switching.software»](images/switching-software.png "switching.software")
+* <https://switching.software/use/jami/>
+* <https://switching.software/replace/facebook-messenger/#jami>
+* <https://switching.software/replace/google-hangouts/#jami>
+* <https://switching.software/replace/google-meet/#jami>
+* <https://switching.software/replace/skype/#jami>
 * <https://switching.software/replace/whatsapp/#jami>
+* <https://switching.software/replace/zoom/#jami>
 
 ## en-EC English (Ecuador)