Questions in Game Dev

Anyone know a good free 3d modeling software for windows 8.1?

I want to make a Undertale Fangame but i need a free engine wheres no programming required but the game's still good xD Does anyone knows a Game Engine that can do that? I would really appreciate it!
EDIT2: I cant make something with Godot, i need help.

I need help with one of my games it still shows a purple triangle on my packages

A sneak peek of the RoboArena y'all!
Quick question - how would you name the main boss (dude on the right)?

Hello everyone! I'm currently learning how to code in C# on Unity and I was wondering if threre are any tutorials any devs on here used to learn C# and make their games. Thanks! (if you're gonna say brackeys, i already watch brackeys but thanks!)

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Experimenting with an icon. Which icon do you like more?

I have no idea, what to add to my game next.

Any Idea's?

Game:

https://gamejolt.com/games/GWB/499900

I need ideas for a game, I'm not very good at writing or coming up with stories so if anyone has any ideas hmu.

Do you think i should create Nani!'s game page when it's done or create the game page now, publish posts "on the way" and when Nani! is done i publish it,?