: If you previously had a license or registered for JustDecompile, the installer may still be available in the section of your Telerik Account ZIP File Distribution : Telerik previously offered a ZIP file version
it and no longer provides an official "offline installer" link.
Enter (originally from the Bulgarian company Telerik, now part of Progress Software). Launched around 2011, JustDecompile offered a free decompiler for .NET. It could turn IL (Intermediate Language) back into readable C#, VB.NET, or IL. Features included:
Progress (Telerik’s parent company) has largely shifted focus toward their commercial UI libraries. However, JustDecompile remains available and maintained, though finding the offline installer requires navigation. telerik justdecompile offline installer link
) is considered secure and functional for older .NET frameworks. Offline Installation Realities
(Also, please note that I'll need the actual link to the offline installer to include it in the text)
Progress Telerik JustDecompile has long been a favorite in the .NET community for its speed, accuracy, and robust feature set. However, installing it via the standard online stub installer can be problematic in secure, offline, or restricted corporate environments. : If you previously had a license or
Unlike many modern developer tools that force a web-based, streaming installation process, an offline installer packages all necessary configuration files, dependencies, and binaries into a single executable file. This allows you to deploy the software on secure, air-gapped workstations or remote environments without internet access. How to Get the Telerik JustDecompile Offline Installer Link
Even without new updates, JustDecompile remains a powerful tool for isolated environments:
Last verified: Current as of May 2026. All links were functional at the time of writing. If you encounter a broken link, please notify Telerik support—they are responsive to download issues. It could turn IL (Intermediate Language) back into
For years, JustDecompile served as a cornerstone for .NET developers needing to recover lost source code or debug external assemblies. Its "fast and free forever" model made it a popular alternative to commercial tools. However, the landscape shifted when Progress Software announced its retirement to focus on modern platforms.
As of April 2, 2024, by Progress Software. Consequently, official offline installer links for the full software suite are no longer available on the Telerik website for new users. The Discontinuation of JustDecompile
Telerik JustDecompile is a free tool used to recover lost source code or browse assemblies. It converts compiled .NET assemblies (DLLs or EXEs) back into readable C#, VB.NET, or IL code. Official Portal : Log in to your Telerik Account .
If you previously had the product, you can continue using it, but for a new "solid" or official offline installer link, consider these remaining options: Official Sources (Restricted) Telerik Account Downloads
If you have never downloaded JustDecompile before, the direct product-download link may not show the MSI file. In this case, you must first "purchase" the free product: