Check out these GameMaker projects:
• gamemaker_input
• SpaceRocks
• SpaceInvaders
• BoredGame
• Connect4
• Opendefender
• APB_proto
• SillyWalk
• Snake
• SimpleInventory
• NamesViaRest
• GDPALACE_Racer_1
• GDPALACE_Grid_Based_Turn
• GTA_Minimap
• TextInput
• ShowMap
• HighScorePersistProto
• Breakout
• Forks
• GamePadProto
• Scramble
• MarioCrypto
• TBOS

Skyview OGPC games (Shirt):
• Dimensional Storm
• Obfuscated Phenomemon's Pau City
• Space Pig's Spaceboi
• DesertGame
• EscapeTheFire

Misc Skyview OGPC games:
• Starter - old
• Ebert Game A
• Monster Clicker
• redacted

Misc Game Programming Resources:
• Have github host your webpage
• GameMakerStudio2 Help Docs online
• GMS Tutorials on Reddit
• Game Programming Patterns

Other:
• My indoor hydroponics gardening repo
• Working with Ada Fruit's Circuit Playground Express