Raspberry Pi Compute Module 4 IO Board : ID 4787 : $35.00 : Adafruit Industries, Unique & fun DIY electronics and kits
Raspberry Pi Compute Module 3
Raspberry Pi Compute Module 3+ 8GB (CM3+ 8GB) – PepperTech Digital
Buy a Compute Module 3+ Development Kit – Raspberry Pi
Raspberry Pi Compute Module Development Kit Is Now Available for $200 - CNX Software
The Ultimate Raspberry Pi Compute Module Carrier - JFrog Connect
Compute Module 3+ Development Kit - Melopero Electronics
Raspberry Pi Compute Module 4 Io Board With Poe Feature, For All Variants Of Cm4, Gigabit Ethernet Rj45 With Poe Support - Demo Board - AliExpress
Amazon.com: Waveshare Compute Module IO Board Plus Development Composite Breakout Board for Developing with Raspberry Pi CM3 CM3L Various Common Use Components : Electronics