Feel free to contribute in comments, I will improve this list.
Some tools do the same things, so you have the choice !

1/Prepare yourself

Creation of Map/Création de cartes

• Inkarnate
• Dungeon Painter Studio
• Autorealm - Wikipedia
• Roleplaying City Map Generator

Scenario creation/Création de scénario

• yEd Graph Editor
• MindMup

2/In Play

Ambience

• Noisli
• Everness YT Channel
• RPG Ambience
• Tabletop Audio
• Tabletop Audio - SoundPad

3/Optionnal

• Virtual Dice

Thanks !
I hope all of this will help you :)