docs: Add txtpen as alternative commenting service

diff --git a/docs/content/extras/comments.md b/docs/content/extras/comments.md
index f9558e6e0c519bd8c4508b0fb0a5dfd950879c19..a2ac5d1bb72e55fd04975bb73463b1bd24c028a6 100644 (file)
--- a/docs/content/extras/comments.md
+++ b/docs/content/extras/comments.md
@@ -72,6 +72,7 @@ Now, reference the partial template from your page template:
 
 A few alternatives exist to [Disqus](https://disqus.com/):
 
+* [txtpen](https://txtpen.com)
 * [Discourse](http://www.discourse.org)
 * [IntenseDebate](http://intensedebate.com/)
 * [Livefyre](http://www.adobe.com/marketing-cloud/enterprise-content-management/ugc-content-platform.html)
@@ -88,6 +89,10 @@ Written using Go, Socket.io and MongoDB, it is very fast and easy to deploy.
 
 It is in early development but shows promise. If you have interest, please help by contributing whether via a pull request, an issue or even just a tweet. Everything helps.
 
+## txtpen
+
+[txtpen](https://txtpen.com) adds highlighting an in-line commenting similar to Medium to your Hugo blog. 
+
 ## Discourse
 
 Additionally, you may recognize [Discourse](http://www.discourse.org) as the system that powers the [Hugo Discussion Forum](http://discuss.gohugo.io).