Updates services

services.mdwn

@@ -296,6 +296,7 @@ Email
   * [Petmail](https://github.com/warner/petmail).
   * [Pixelated](https://pixelated-project.org).
   * [Whiteout](https://github.com/whiteout-io/mail-html5).
+  * [N1](https://github.com/nylas/N1).
 * Migration:
   * [Gmvault](http://gmvault.org).
 
@@ -333,7 +334,7 @@ P2P / Serverless
 References
 ----------
 
-* [Opt out of PRISM, the NSA’s global data surveillance program - PRISM BREAK](http://prism-break.org/).
+* [Servers - Platforms - PRISM Break](https://prism-break.org/en/categories/servers/).
 * [Indie Web Projects](http://indiewebcamp.com/projects).
 * [Alternative Internet](https://github.com/rossjones/alternative-internet).
 * [Overview of projects working on next-generation secure email](https://github.com/OpenTechFund/secure-email).