C4 2026 SP2
Release date: Apr 15, 2026
Build number: 2026.2.0.156
See full release notes
Release Info
Requirements
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⚠️
Important notice
To ensure the correct installation of all installation packages, we strongly recommend performing a complete installation of the C4 System. We also recommend to download the latest version of all connected Drivers and Developer Console. - Key features
- • Fully scallable and extensible in all application parts.
- • Opened for 3rd party developement with unique Simple Client SDK.
- • Optimized for large data and network trafic.
Requirements
C4 Server Small installation
| Hardware specifications | CPU: 10 cores Storage: 128 GB SSD Memory: 32 GB RAM |
|---|---|
| Operating system | Microsoft Windows 10 or Windows Server 2019 and later Starter and Home editions are not supported |
| Database | Microsoft SQL Server 2019 or later |
| Prerequisites | Microsoft .NET Core Hosting Bundle 6.0.13 installed Microsoft .NET Framework 4.8 runtime installed |
C4 Server Large installation
| Hardware specifications | CPU: 16 cores Storage: 256 GB SSD Memory: 64 GB RAM |
|---|---|
| Operating system | Microsoft Windows Server 2019 and later |
| Database | Microsoft SQL Server 2019 or later Standard or Enterprise edition recommended |
| Prerequisites | Microsoft .NET Core Hosting Bundle 6.0.13 installed Microsoft .NET Framework 4.8 runtime installed |
Client
| Hardware specifications | CPU: 4 cores Storage: 128 GB SSD Memory: 8 GB RAM |
|---|---|
| Operating system | Windows 10, Windows 11 Starter and Home editions are not supported |
| Prerequisites | Microsoft WebView 2 component installed |
Client for visualization
| Hardware specifications | CPU: 4 cores Storage: 128 GB SSD Memory: 8 GB RAM GPU: Integrated or dedicated GPU with DirectX 11 support or newer |
|---|---|
| Operating system | Windows 10, Windows 11 Starter and Home editions are not supported |
| Prerequisites | Microsoft WebView 2 component installed |