While was once a cornerstone for .NET developers, it is important to note that the product was officially retired on April 2, 2024 . New official downloads are no longer available, and Progress Software has ceased all future development and support for it.
Have you encountered a specific issue with the JustDecompile updater? Check the official Telerik forums or the #justdecompile tag on Stack Overflow. For urgent needs, remember that the offline MSI is your most reliable fallback. telerik justdecompile offline installer upd
that allowed users to add functionality like de-obfuscation (via de4dot). Telerik.com Recommended Alternatives While was once a cornerstone for
In the world of .NET development, few tools are as indispensable as a reliable decompiler. Whether you are debugging a legacy application, analyzing a third-party library without documentation, or recovering lost source code, has long been a gold-standard solution. Check the official Telerik forums or the #justdecompile
Most modern software relies on "bootstrapper" installers (a few MBs that download the rest during setup). While convenient, this model fails in several scenarios:
Excellent for both decompiling and debugging .NET assemblies without source code.
| Limitation | Workaround | |------------|-------------| | – You must download the full offline installer each time. | Use a download manager or Telerik’s CLI tools to fetch only changed files. | | Plugin gallery inaccessible offline – Reflector plugins won't update. | Pre-download plugin .dll files and place them in %ProgramFiles%\JustDecompile\Plugins\ . | | Assembly metadata lookup fails – Online symbol servers (e.g., Microsoft Reference Source) are unreachable. | Pre-cache required symbols or use a local symbol server mirror. | | License validation – The free version requires occasional online validation. | Contact Telerik sales for a permanent offline license key for enterprise environments. |