Icreon produces digital applications for clients in New York City and the surrounding area. Most of the firm's publications are driven by open source technology that is readily available for deployment. HTML5 and CSS3 are primarily utilized to build web apps that function well on Microsoft Windows and macOS. Additionally, this web design firm launches utilities for mobile platforms such as iOS and Android. Custom apps must be linked to external databases that store important files and content for the webmasters and end users. Cloud hosts should be used to support all of the documentation that comes with a given website. Cloud networks give administrators convenient ways to remotely manage all of the settings of a domain and its extensions. Icreon likes to use content management systems to launch apps that can be opened even when a device is not connected to the internet. It's important for modern web apps to work offline without crashing.