The A4-H2O is an 11-liter small form factor case, a collaboration project with DAN Cases. Based on the original DAN A4-SFX case sandwich layout concept, the A4-H2O continues the minimalist and compact form factor with improved hardware compatibility (including AIO water cooling) and simplifies installation.

https://lian-li.com/product/a4h2o/

Think Big. Build Small.
O11D MINI adding to the O11 Dynamic series, the classic and modern looking. A case that would accommodate the maximum number of water-cooling configurations without being oversized. With a modular back panel design, the user has the option to choose from 3 slots/ 5 slots/ 7 slots I/O shield to optimize the case to the configuration of user’s choice. Supports mini-ITX, micro-ATX, ATX, and E-ATX motherboard sizes. and up to 9 fans to cool the chassis.

https://lian-li.com/product/o11-dynamic-mini/