Websites:

• BWOostpolder.nl (Not available anymore)
• Bitcubes.eu
• mcgsoft.eu
• rustdiction.eu
• werkvisiedehoop.nl (Not in my development anymore (transferred 2019))
• createwithpassion.nl/ (under management)

Mobile Apps:

• MCG RTX < Tracker for delivery services made for a restaurant (friend of mine)
• BC Connect < https://bitcubes.eu/bcconnect  For windows / Web / Android

Software:

• Business Commander
• Rust Manager SE
• Writer
• Timer SX
• Bingo Studio
• FTDU
• MCBU
• PSP Manager
• MC Buddy Finder (available here)
• BannerBoard Maker
• System Manager
• PC Manager 1
• PC Manager 2
• GM Force
• FPSC Launcher
• MC Achievement Builder (available here)
• GG Client
• GG Launcher
• MCG SoundBoard
• RR Maker (available here)
• License Manager
• MCG VS Games
• RD Web Manager
• Cooking Studio
• BC Authenticator
• MCG Receiver
• SP Plugin Studio
• Changelog Maker

Spigot Plugins (Java modules voor Minecraft):

For a more up2date list check : https://www.spigotmc.org/resources/authors/mmuziek.28896/

• MCGSpace 1 (Not available anymore)
• MCGSpace 2 (Not available anymore)
• MCG StarCraft 
• MCG Holostore
• MCG ActionBridge
• MCG MineBridge
• MCG MineWeb
• MCG DeliveryChest
• MCG Park Manager
• MCG Bungee Filter
• MCG Park Multiserver
• MCG Minestore
• MCG Safe Mob Placer
• MCG Auth Ranks