Update IRC channel in docs

CONTRIBUTING.md

@@ -6,7 +6,7 @@ So you want to contribute to Sandstorm. Awesome! This document will help you get
 
 Before you start making changes to Sandstorm, you should join [the sandstorm-dev mailing list](https://groups.google.com/group/sandstorm-dev) and tell us what you're up to. We might be able to give you tips or warn you if someone is already working on the same thing.
 
-You can also chat with us on IRC at #sandstorm on Freenode -- but don't be discouraged if no one answers; sometimes we're busy. :)
+You can also [chat with us on IRC](https://kiwiirc.com/client/irc.libera.chat/?channel=#sandstorm) at #sandstorm on libera.chat -- but don't be discouraged if no one answers; sometimes we're busy. :)
 
 ## Non-code contributions
 

docs/administering/install-troubleshooting.md

@@ -44,7 +44,7 @@ Take a look at this file on your Sandstorm server:
 - /opt/sandstorm/var/log/sandstorm.log
 
 Feel free to share the contents of the log file in the [#sandstorm chat
-room.](https://sandstorm.io/community). Consider uploading it to a pastebin, rather than pasting the
+room](https://sandstorm.io/community). Consider uploading it to a pastebin, rather than pasting the
 whole file into IRC.  A common pastebin to use is [gist.github.com.](https://gist.github.com/) The
 Sandstorm core team has attempted to ensure that your Sandstorm log does not contain any private
 information to you, but feel very free to read the log file before sharing it.

docs/developing.md

@@ -6,7 +6,7 @@ apps on top of Sandstorm, package existing apps, and understand how apps and San
 <a class="next-step why" href="https://sandstorm.io/developer">Why Sandstorm</a>
 <a class="next-step discussion" href="https://groups.google.com/d/forum/sandstorm-dev">Community Q&amp;A</a>
 <a class="next-step app-market" href="https://apps.sandstorm.io/">See App Market</a>
-<a class="next-step live-chat" href="https://kiwiirc.com/client/irc.freenode.net/?channel=#sandstorm">Live chat via IRC</a>
+<a class="next-step live-chat" href="https://kiwiirc.com/client/irc.libera.chat/?channel=#sandstorm">Live chat via IRC</a>
 <a class="next-step demo-app" href="https://apps.sandstorm.io/app/0dp7n6ehj8r5ttfc0fj0au6gxkuy1nhw2kx70wussfa1mqj8tf80">Try a demo app</a>
 </div>
 <!-- <div class="next-step">Sample apps in PHP, Python, Meteor</div> -->
@@ -45,7 +45,7 @@ Not written yet:
 The Sandstorm ecosystem is full of people who want to promote your app, give you feedback, and use
 it.
 
-- **Getting help**: [Community feedback and Q&A](https://groups.google.com/d/forum/sandstorm-dev) | [Real-time IRC chat on freenode](https://kiwiirc.com/client/irc.freenode.net/?channel=#sandstorm) | [Watch presentations on the Sandstorm YouTube channel](https://www.youtube.com/channel/UC8xKZRW86Fa9W00uAppBXXg)
+- **Getting help**: [Community feedback and Q&A](https://groups.google.com/d/forum/sandstorm-dev) | [Real-time IRC chat on libera.chat](https://kiwiirc.com/client/irc.libera.chat/?channel=#sandstorm) | [Watch presentations on the Sandstorm YouTube channel](https://www.youtube.com/channel/UC8xKZRW86Fa9W00uAppBXXg)
 - **Publicity**: [Give a meetup/conference talk about your app](https://sandstorm.io/news/2015-12-17-community-talks) | [Public demo service for all Sandstorm apps](https://sandstorm.io/news/2015-02-06-app-demo)
 - **Read more**: [All community resources](https://sandstorm.io/community)
 

docs/developing/troubleshooting.md

@@ -3,7 +3,7 @@ This page lists common problems and work-arounds.
 This page needs expansion! If you encounter a new problem and solve it, feel
 free to add it here. If you encounter a problem you don't know how to solve,
 try asking on Stack Overflow, and be sure to add the "sandstorm.io" tag to your
-question. Or, talk to us on IRC (#sandstorm on freenode) or
+question. Or, talk to us on IRC (#sandstorm on libera.chat) or
 [sandstorm-dev](https://groups.google.com/group/sandstorm-dev).
 
 Note that language-specific issues should be documented in the

docs/sandstorm_readthedocs_modified_theme/footer.html

@@ -43,7 +43,7 @@
       >Sandstorm-dev Group</a
     >
     <a
-      href="https://kiwiirc.com/client/irc.freenode.net/?channel=#sandstorm"
+      href="https://kiwiirc.com/client/irc.libera.chat/?channel=#sandstorm"
       class="btn btn-neutral"
       >IRC</a
     >