This mod works with the Farewell to Arms update.

Skips all the intros and the main menu starting you directly in the foyer character select
   OR
quickstarts automatically.

Use 'skipIntro toggleQuickStart' to switch between both options (default: skip to foyer).

Other quality of life mods I made:

• AutoReload
• AutoConsole
• Shrine Descriptions
• Blank And Active Item Reminder
• Mini Boss Health Bars
• Teleporters Everywhere

Installation
Get MTG:

• Download Mod the Gungeon at: http://modthegungeon.eu/#download
  
• Make sure Enter the Gungeon is closed
  
• Open ETGMod.Installer.exe and press "Step 3: Install ETGMod"
  
• Close dat thang
  

Installing mods:

• Go to your Enter the Gungeon Steam directory, usually located at:
  "C:\Program Files (x86)\Steam\steamapps\common\Enter the Gungeon\"
  
• If there is not one already, create a folder called "Mods"
  
• Drag SkipToFoyer.zip into the Mods folder
  
• If there is a "mods.txt" file in the Mods folder, delete it
  
• The directory should look like this: "Enter The Gungeon/Mods/SkipToFoyer.zip"
  

Then launch the game. If Mod the Gungeon installed correctly, you can press F1 to see the list of active mods. 

Open the console with ~ or / or F2 to enter commands.
Type help for a list of commands and remember to use Tab for autocomplete.
Source Code: https://github.com/Goldenrevolver/Enter-The-Gungeon-Mods/ .