Navigate through code instantly using the Find Usage and Search features.
For developers working in production or secured environments, having a file stored locally provides the reliability required for mission-critical work.
The .NET ecosystem offers several excellent free decompilers, each with its own strengths. JustDecompile is a strong contender, but it's worth comparing it to its popular alternatives.
Many corporate, government, or high-security development environments strictly prohibit internet access to prevent data leaks. An offline installer allows safe deployment via secure USB or local network shares.
Since JustDecompile is no longer receiving updates, Telerik and the developer community recommend the following modern, free alternatives: telerik justdecompile offline installer updated
❌ Not updated as frequently as online installer or competitors ❌ Requires a free Telerik account to download (no direct anonymous link) ❌ Missing some modern .NET features (e.g., .NET 8/9 decompilation is better in ILSpy) ❌ The UI feels dated compared to open-source alternatives
To ensure you are using the most secure and feature-rich version, it is crucial to download the installer directly from official sources.
All these will be included in the —no forced migration to a subscription model.
: Recreate lost project structures and source files directly from binaries. System Requirements Navigate through code instantly using the Find Usage
Updated to support the latest versions of .NET, including .NET 6, 7, 8, and beyond. Why Use the Offline Installer?
Most modern software vendors provide a lightweight, online "stub" installer by default. This executable downloads the actual application payloads during runtime. While convenient for consumers with stable internet connections, professional developers often require the full standalone installation file (MSI or executable package) for several critical reasons: 1. Air-Gapped and High-Security Environments
: A community-driven project called CodemerxDecompile has emerged as the spiritual successor. It utilizes the original JustDecompile engine but has been updated to support the latest .NET versions and cross-platform use on Windows, Mac, and Linux. Why the "Offline Installer" was a Useful Story
Log into your official Progress Telerik account. Navigate to the downloads section for free tools or your active developer bundle. Locate the (typically provided as an .msi or an executable bundle containing all assets) and download it to an internet-connected machine. Step 2: Transfer to the Target Machine JustDecompile is a strong contender, but it's worth
Accurately recreates Visual Studio projects ( .csproj ) from compiled binaries.
If you encounter issues with the offline installer, consider these tips:
Click . The application is now ready to use without requiring any post-installation web downloads. Troubleshooting Common Offline Installation Issues