Framework 45 Developer Pack Link: Net

.NET Framework 4.5 Developer Pack (which includes the Multi-Targeting Pack) is no longer available as a standalone direct download from official Microsoft pages because version 4.5 reached its end of support on January 12, 2016

. To develop or maintain applications targeting this specific version, you must use specific workarounds or later compatible developer packs. Stack Overflow Recommended Official Links and Workarounds

.NET Framework 4.5 Developer Pack (now typically delivered via the 4.5.2 version) is a single package that allows developers to build applications targeting .NET Framework 4.5 using tools like Visual Studio. Direct Download Links The official download locations from the Microsoft Download Center .NET Framework 4.5.2 Developer Pack

: Installs the .NET Framework 4.5.2 runtime, multi-targeting pack, and language packs. .NET Framework 4.5 (Redistributable) : Standard runtime for users and developers. .NET Framework 4.5.1 Developer Pack : Specifically for targeting the 4.5.1 revision. What's Included? net framework 45 developer pack link

A developer pack is more comprehensive than a standard "runtime" installation. It generally contains: .NET Framework Runtime : The basic files needed to run .NET applications. Multi-Targeting Pack

: The reference assemblies required for Visual Studio to list the specific framework version in project settings. IntelliSense Files

: Language-specific help files that display documentation inside your IDE. Microsoft Learn Critical Support Information It is important to note that Direct Download Links The official download locations from

.NET Framework 4.5, 4.5.1, and 4.5.2 have reached End of Support as of April 26, 2022.

Install the .NET Framework developer pack or redistributable 2 Feb 2026 —

If you are maintaining legacy applications or working in an environment stuck on an older toolchain (like Visual Studio 2012 or 2013), you have probably searched for the .NET Framework 4.5 Developer Pack. What's Included

Unlike the standard Redistributable (which only runs .NET apps), the Developer Pack allows you to build apps targeting .NET 4.5. It includes the reference assemblies, intellisense files, and the necessary SDK tools.

Microsoft has officially archived this specific version, so finding the direct link can be tricky. Here is the safe, official download location.

Cause: Visual Studio might be stuck using a cached layout. Fix: Run devenv.exe /InstallVSTemplates or simply reboot your machine.