Update README.md

Author: markjprice

docs/code-editors/README.md

@@ -3,6 +3,8 @@
 - [Visual Studio Code](vscode.md)
 - [JetBrains Rider](rider.md)
 
+> **Since October 2024, Rider is now free for non-commercial use!** You can learn more about this at the following link: https://blog.jetbrains.com/blog/2024/10/24/webstorm-and-rider-are-now-free-for-non-commercial-use/.
+
 > **Warning!** Visual Studio 2022 for Mac will reach end-of-life in August 2024. You should switch to an alternative as soon as possible. You can read the retirement announcement at the following link: https://devblogs.microsoft.com/visualstudio/visual-studio-for-mac-retirement-announcement/.
 
 - [Visual Studio 2022 for Mac](vs4mac.md)