update README

Author: cfrankb

README.md

@@ -1,4 +1,28 @@
 # cs3-map-edit
-Map Editor for CS3
+##Map Editor for CS3
 
 ![alt text](images/Screenshot_2022-11-10_19-14-59.png)
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+
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+###Preview map in the editor.
+
+
+![alt text](images/Screenshot_2023-08-13_00-32-18.png)
+
+
+###Runtimes available
+
+
+ESP32
+https://github.com/cfrankb/esp-idf-cs3
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+
+
+RP2040
+https://github.com/cfrankb/cs3_rp2040_pico
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+
+
+MSDOS
+https://github.com/cfrankb/monstics/tree/master/src/msdos/games