https://aprogramm.schako.net/
SCHAKO Aprogramm – Online sizing software for ventilation and air-conditioning
Free online sizing program by SCHAKO for swirl and jet diffusers, volumetric flow controllers, fire dampers, ventilation grilles, sound attenuators, filter...
sizing softwareschakoonline
https://cosmic-sizing.org/
COSMIC Software Sizing - open standard for software size measurement
Nov 29, 2022 - Cosmic Software Sizing is the leading ISO standard for measuring the functional size of all types of software. COSMIC Function Points.
open standardcosmicsoftwaresizingsize