diff --git a/README.md b/README.md
index 9e0a86b..6a8bc77 100644
--- a/README.md
+++ b/README.md
@@ -36,6 +36,8 @@ A curated list of steam frame compatible software, hardware and more.
 - [Frame Color](https://github.com/beko-kerbecotton/framecolor) - FrameColor lets you adjust the Steam Frame's display colors from the SteamVR dashboard inside the headset.
 - [framecorder](https://framecorder.coah80.com/) - A recorder for the steam frame that runs on the headset itself. record, clip, sync.
 - [FrameMate](https://github.com/nailuj05/framemate) - A companion app for the Steam Frame: mirror the headset to your phone, keep an eye on battery, controllers, downloads and what's playing.
+- [petplay](https://github.com/goodpuppies/petplay) - PErsonal Terminal Project overLAY.
+- [Space Calibrator](https://store.steampowered.com/app/3368750/Space_Calibrator/) - Use tracked VR devices from one company with any other. [Source](https://github.com/hyblocker/OpenVR-SpaceCalibrator)
 
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