Here’s a proper review for Telerik JustDecompile (offline installer link) — structured for clarity, usefulness, and trust.

I’ve seen forum posts where users downloaded a “JustDecompile_Offline_Free.exe” and lost their code or got ransomwared. Not worth it.

If you can source a legitimate legacy installer from a trusted internal repository, JustDecompile is an essential tool for any .NET developer’s kit. If you are starting fresh and cannot find a verified link, you might consider modern, actively maintained alternatives like specific version of the installer for a legacy project, or would you like a comparison with current alternatives like

dnSpy, in particular, is a favorite among security researchers and modders. It comes as a portable ZIP – no installation required.