Hora music is a "one person company" (Raphaël Hoffman) from Beglium offering VCV rack plugins, two alternative firmwares for the eurorack module "music thing modular - radio music" and  working on hardware eurorack modules.
The Hora rack plugins cover classical synthesis modules, drums modules, an advanced drum sequencer, effects and mixing.

Hora develops also the official 
Erica Synths rack plugins.

Here are some news about it: