An instance of SQL Server 2012+
A Windows Server 2012+ machine with IIS 7.5+ installed
Install these IIS features in addition to the defaults:
Application Development Features:
ASP.NET 3.5
ASP.NET 4.7
Common HTTP Features
HTTP Redirection
Health & Diagnostics
Request Monitor
Performance Features
Dynamic Content Compression
Web Management Tools
IIS Management Scripts and Tools
IIS Management Service
Install .Net Framework 4.7.2 on the server
Install .net core Hosting bundle Version 3.1 - https://www.microsoft.com/net/download/dotnet-core/3.1
Specifically, install: ASP.NET Core/.NET Core: Runtime & Hosting Bundle
Cinchy Platform 4.18.0+ uses .NET Core 3.1, previous versions use .NET Core 2.1
See the Deployment Planning Guide for additional details on the architecture and system requirements.