ILSpy - .NET Decompiler
@ilspy.bsky.social
The OSS .NET decompiler. Please find us on Github at https://github.com/icsharpcode/ILSpy
The #ILSpy #vscode extension marketplace.visualstudio.com/items?itemNa... adds new features in 0.22 from our xplat efforts, details github.com/icsharpcode/...
Release 0.22.0 · icsharpcode/ilspy-vscode
New Features
Support decompilation of .NET-compiled .wasm files
Introduce "Base Types" and "Derived Types" elements for type nodes in tree (works similarly to ILSpy stand-alone
application) (#563)...
github.com
August 8, 2025 at 8:26 AM
The #ILSpy #vscode extension marketplace.visualstudio.com/items?itemNa... adds new features in 0.22 from our xplat efforts, details github.com/icsharpcode/...
A #csharp 14.0 feature to expect in the next #ILSpy preview for #dotnet 10 is extension members (not final, see github.com/icsharpcode/...)
August 4, 2025 at 5:20 PM
A #csharp 14.0 feature to expect in the next #ILSpy preview for #dotnet 10 is extension members (not final, see github.com/icsharpcode/...)
IF you rock .NET 10.0 already, here github.com/icsharpcode/... is #ILSpy 10.0 Preview 1 that actually is built for #dotnet 10.0. Check out API diff - a description can be found in github.com/icsharpcode/...
July 24, 2025 at 6:47 PM
IF you rock .NET 10.0 already, here github.com/icsharpcode/... is #ILSpy 10.0 Preview 1 that actually is built for #dotnet 10.0. Check out API diff - a description can be found in github.com/icsharpcode/...
We have archived the AvaloniaILSpy repository. Please use the #vscode extension marketplace.visualstudio.com/items?itemNa... which these days supports more features from WPF/Windows #ILSpy github.com/icsharpcode/... anyways.
July 21, 2025 at 5:46 AM
We have archived the AvaloniaILSpy repository. Please use the #vscode extension marketplace.visualstudio.com/items?itemNa... which these days supports more features from WPF/Windows #ILSpy github.com/icsharpcode/... anyways.
Our #vscode extension got the #ILSpy 9.1 "treatment" as a precursor to more feature-rich releases in the future marketplace.visualstudio.com/items/icshar...
Changelog | Visual Studio Marketplace
marketplace.visualstudio.com
June 13, 2025 at 7:25 AM
Our #vscode extension got the #ILSpy 9.1 "treatment" as a precursor to more feature-rich releases in the future marketplace.visualstudio.com/items/icshar...
Speaking of "supporting actor" - #ILSpy in @david.wengier.com talk "What's Inside: A .NET assembly! (and how does Hot Reload change it?)" www.youtube.com/watch?v=Buxm...
June 11, 2025 at 1:39 PM
Speaking of "supporting actor" - #ILSpy in @david.wengier.com talk "What's Inside: A .NET assembly! (and how does Hot Reload change it?)" www.youtube.com/watch?v=Buxm...
Being a "supporting actor" in a talk is always nice to see - @chrisnas.bsky.social on String and memory #UpdateConference #UCK25 #krakow #dotnet
May 27, 2025 at 7:41 PM
Being a "supporting actor" in a talk is always nice to see - @chrisnas.bsky.social on String and memory #UpdateConference #UCK25 #krakow #dotnet
PSA - #VisualStudio 17.14 ships with #ILSpy 8.2 (ICSharpCode.Decompiler 8.2.0.7535 to be precise)
May 16, 2025 at 8:06 AM
PSA - #VisualStudio 17.14 ships with #ILSpy 8.2 (ICSharpCode.Decompiler 8.2.0.7535 to be precise)
Point Release Alert - github.com/icsharpcode/... has been released! #ILSpy 9.1 now executes on runtimes 8+, and comes with a nice amount of enhancements +bunch of bug fixes.
Release ILSpy 9.1 · icsharpcode/ILSpy
ILSpy 9.x is based on .NET 8.0. All artifacts except the self-contained distribution are built framework-dependent, which means .NET 8.0.x or later must be installed prior to starting ILSpy. Note t...
github.com
April 22, 2025 at 8:12 AM
Point Release Alert - github.com/icsharpcode/... has been released! #ILSpy 9.1 now executes on runtimes 8+, and comes with a nice amount of enhancements +bunch of bug fixes.
Our #vscode extension has been updated to #ILSpy 9 and now also supports analyzers. Release details at github.com/icsharpcode/..., install via marketplace.visualstudio.com/items?itemNa...
Release 0.20 · icsharpcode/ilspy-vscode
New Features
Introduction of "Analyze" feature similar to ILSpy desktop application: You can analyze where a method is called, a type is used or an interface is implemented. See Wiki for a descrip...
github.com
March 7, 2025 at 6:50 AM
Our #vscode extension has been updated to #ILSpy 9 and now also supports analyzers. Release details at github.com/icsharpcode/..., install via marketplace.visualstudio.com/items?itemNa...
@jaredpar.bsky.social Why is Roslyn 4.13 MIA? We already got a few issue reports for decompiling learn.microsoft.com/en-us/dotnet... but can't start fixing until we actually have the respective Roslyn available to us github.com/icsharpcode/...
yield-return decompiler failed · Issue #3400 · icsharpcode/ILSpy
Original: public static IEnumerable<int> Enumerate() { for (int i = 0; i < 10; i++) { int result; try { result = DateTime.Now.Second; } catch { continue; } yield return result; } } ILSpy: [Iterator...
github.com
February 17, 2025 at 12:51 PM
@jaredpar.bsky.social Why is Roslyn 4.13 MIA? We already got a few issue reports for decompiling learn.microsoft.com/en-us/dotnet... but can't start fixing until we actually have the respective Roslyn available to us github.com/icsharpcode/...
The #ILSpy 9.0 decompiler has shipped! x/arm64 Bits are up on GH (zip, installer), #VisualStudio gallery, ilspycmd #dotnet tool and of course our nupkgs (Decompiler, BamlDecompiler, ILSpyX). An amalgamation of the release notes of the three previews and RC is available at github.com/icsharpcode/...
Release ILSpy 9.0 · icsharpcode/ILSpy
ILSpy 9.x is based on .NET 8.0. All artifacts except the self-contained distribution are built framework-dependent, which means .NET 8.0.x or later must be installed prior to starting ILSpy.
Generi...
github.com
January 19, 2025 at 5:28 PM
The #ILSpy 9.0 decompiler has shipped! x/arm64 Bits are up on GH (zip, installer), #VisualStudio gallery, ilspycmd #dotnet tool and of course our nupkgs (Decompiler, BamlDecompiler, ILSpyX). An amalgamation of the release notes of the three previews and RC is available at github.com/icsharpcode/...
It's Release Candidate time! #ILSpy 9 is on the home stretch, grab the latest bits at github.com/icsharpcode/.... One big new feature made it into the RC - diagramming github.com/icsharpcode/...
January 6, 2025 at 4:37 PM
It's Release Candidate time! #ILSpy 9 is on the home stretch, grab the latest bits at github.com/icsharpcode/.... One big new feature made it into the RC - diagramming github.com/icsharpcode/...
You might be wondering what is the difference between our bsky and hachyderm.io/@ilspy accounts? The latter is "channel 9 from the cockpit" (or chatter from the engine room) with more details about the development of ILSpy vs more informational/support style of posts on bsky.
November 11, 2024 at 6:45 AM
You might be wondering what is the difference between our bsky and hachyderm.io/@ilspy accounts? The latter is "channel 9 from the cockpit" (or chatter from the engine room) with more details about the development of ILSpy vs more informational/support style of posts on bsky.
ILSpy 9.0 Preview 3 is finally here! You will notice a really huge batch of changes in our UI projects contributed by Tom Englert (of TomsToolbox.* fame), who is helping us modernize our WPF-based UI. Yes, there is also language goodness, for details & bits go to github.com/icsharpcode/...
Release ILSpy 9.0 Preview 3 · icsharpcode/ILSpy
ILSpy 9.x is based on .NET 8.0. All artifacts except the self-contained distribution are built framework-dependent, which means .NET 8.0 must be installed prior to starting ILSpy.
Breaking Changes ...
github.com
November 10, 2024 at 6:24 PM
ILSpy 9.0 Preview 3 is finally here! You will notice a really huge batch of changes in our UI projects contributed by Tom Englert (of TomsToolbox.* fame), who is helping us modernize our WPF-based UI. Yes, there is also language goodness, for details & bits go to github.com/icsharpcode/...
Coming soon - ILSpy 9.0 Preview 3!
November 10, 2024 at 8:44 AM
Coming soon - ILSpy 9.0 Preview 3!