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ILSpy - .NET Decompiler

@ilspy.bsky.social
228 followers 55 following 37 posts

The OSS .NET decompiler. Please find us on Github at github.com/icsharpcode/ILSpy

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ILSpy - .NET Decompiler @ilspy.bsky.social · 23/09/2026
From features to futures was the motto of #ILSpy 11.1 - fixing long-open bug reports and fuzzing nuget.org to find anything from crashes to missing patterns. More details and binaries at github.com/icsharpcode/...
github.com
Release ILSpy 11.1 · icsharpcode/ILSpy
Want to learn how we built the Avalonia port of ILSpy? Join us October 6th for Move over, WPF! Avalonia for X-Plat Desktop Apps (with a lot of AI help) A major focus of this release was to find th...
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Reposted by ILSpy - .NET Decompiler
Kirill Osenkov @kirillosenkov.com · 04/09/2026
Stampeded! from the @ilspy.bsky.social team is a new intelligent code review tool with semantic navigation: www.youtube.com/watch?v=r16Y... github.com/icsharpcode/...
screenshot of a code review tool with changed files tree in the top left, repository tree in the bottom left and the diff/editor in the right pane (light theme). Showing the ILSpy codebase.
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ILSpy - .NET Decompiler @ilspy.bsky.social · 13/08/2026
You are interested in learning about #ILSpy's journey from #WPF to @avaloniaui.net? We are doing a livestreamed in-person event in Vienna in October! Sign up at dotnetdevs.at/events/2026-...
dotnetdevs.at
Move over, WPF! Avalonia for X-Plat Desktop Apps (with a lot of AI help)
Tasks:
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ILSpy - .NET Decompiler @ilspy.bsky.social · 12/08/2026
About a month after the last 10.x servicing release comes #ILSpy 11. Ported to @avaloniaui.net, now available for Linux, Mac and Windows! THE open-source #dotnet decompiler just got ways more useful, read about the three major areas of investment at github.com/icsharpcode/...
github.com
Release ILSpy 11.0 · icsharpcode/ILSpy
The major news item of this release cycle is us porting ILSpy from WPF to Avalonia. With this port, ILSpy is now available on Linux and Mac in addition to Windows. Do note that there is no longer a...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 04/08/2026
The RC is live - new "Open from running process" and ilspycmd enhancements for agentic development as standout features. Bits for Windows, Linux and Mac: github.com/icsharpcode/...
github.com
Release ILSpy 11.0 Release Candidate · icsharpcode/ILSpy
This release is based on .NET 10.0. Please make sure that you have it installed on your machine beforehand. Note for Mac users: see https://github.com/icsharpcode/ILSpy/wiki/Build-Artifacts#running...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 19/07/2026
Windows, Mac and Linux - the first preview of #ILSpy 11 brings the open-source #dotnet decompiler to all platforms thanks to #Avalonia. A few new features also made it: bookmarks, omnibar, open from #NuGet feed. github.com/icsharpcode/...
github.com
Release ILSpy 11.0 Preview 1 · icsharpcode/ILSpy
WarningWe DO NOT own the domain ilspy[.]org See #3709 Download ILSpy only from GitHub Releases! This release is based on .NET 10.0. Please make sure that you have it installed on your machine befo...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 25/05/2026
Another release today: #ILSpy 10.1 sports #dotnet 11 runtime-async support and improvements for decompilation skills in the area of resources. Grab the bits at github.com/icsharpcode/...
github.com
Release ILSpy 10.1 · icsharpcode/ILSpy
WarningWe DO NOT own the domain ilspy[.]org See #3709 Download ILSpy only from GitHub Releases! This release is based on .NET 10.0. Please make sure that you have it installed on your machine befo...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 25/05/2026
Our #ILSpy #vscode extension has (finally) hit 1.0 - check out the change log github.com/icsharpcode/... to see what's new and grab the bits github.com/icsharpcode/... via the various marketplaces
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ILSpy - .NET Decompiler @ilspy.bsky.social · 22/05/2026
Want to test #dotnet 11 runtime-async decompilation? Grab the master bits github.com/icsharpcode/... and let us know!
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ILSpy - .NET Decompiler @ilspy.bsky.social · 27/04/2026
A small service release for #ILSpy 10 is now available, mostly around UI bugs in assembly metadata github.com/icsharpcode/...
github.com
Release ILSpy 10.0.1 · icsharpcode/ILSpy
WarningWe DO NOT own the domain ilspy[.]org See #3709 Download ILSpy only from GitHub Releases! This release is based on .NET 10.0. Please make sure that you have it installed on your machine befo...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 15/04/2026
The #ILSpy #vscode extension has been updated to our 10.0 release + it introduces ILSpy-specific Language Model Tools allowing to use ILSpy analysis and decompilation in chats with agents + allows export of assemblies as full #dotnet csproj to file system marketplace.visualstudio.com/items?itemNa...
marketplace.visualstudio.com
ilspy-vscode - Visual Studio Marketplace
Extension for Visual Studio Code - Decompile MSIL assemblies - support for full framework, .NET Core and .NET Standard
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ILSpy - .NET Decompiler @ilspy.bsky.social · 06/04/2026
It's a wrap! #ILSpy 10 is finally here, grab the bits at github.com/icsharpcode/... (as well as VS marketplace + nuget.org + Store (submitted))
github.com
Release ILSpy 10.0 · icsharpcode/ILSpy
PSA We DO NOT own the domain ilspy dot org See #3709 This release is based on .NET 10.0. Please make sure that you have it installed on your machine beforehand. New Language Features C# 13: allows...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 27/03/2026
The final preview of #ILSpy 10 is ready for download github.com/icsharpcode/...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 04/03/2026
The recording of last week's talk "Extension Everything Under the Covers" is now available www.youtube.com/watch?v=nP3J.... Slides can be found at github.com/christophwil... And in case you first want to watch the previous talk, please go to youtu.be/rexge_m4JR0?... #dotnet #csharp #ILSpy
youtube.com
Extension Everything Under the Covers by the ILSpy maintainers - .NET Stammtisch Linz
YouTube video by NET Stammtisch Linz
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ILSpy - .NET Decompiler @ilspy.bsky.social · 20/01/2026
In Bart De Smet's #AzureDevSummit talk "Adding a new Language Feature to C# in 60 minutes" #ILSpy is a "supporting actor". Video www.youtube.com/watch?v=GnZW... and Gist gist.github.com/bartdesmet/d...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 08/01/2026
If you happen to be able to make to Linz, Austria on the 24th of February, please join us in-person for "Extension Everything Under the Covers" www.meetup.com/net-stammtis... #dotnet
meetup.com
Extension Everything Under the Covers by the ILSpy maintainers, Tue, Feb 24, 2026, 6:00 PM | Meetup
The .NET Stammtisch Linz Meetup is back! **What to expect:** 🗣️ Top speaker with an interesting topic 👥 Meet old and new friends from the community 🍕 Free food 🎉 Open-
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ILSpy - .NET Decompiler @ilspy.bsky.social · 05/01/2026
The #code extension has been updated to #ILSpy 10 preview2 as well, and comes with support for NuGet packages, drag&drop and more! github.com/icsharpcode/... (installable via Visual Studio Marketplace & Open-VSIX)
github.com
Release 0.23.0 · icsharpcode/ilspy-vscode
New Features Upgrade to ICSharpCode.Decompiler 10.0 Preview 2 (see release notes for ILSpy 10.0 Preview 2 to get more details) Support for analyzing NuGet packages (add to assembly tree, browse co...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 30/12/2025
Based on the RTMs of #dotnet 10 and #Roslyn 5, we did manage to wedge in #ILSpy 10 preview 2 before the end of the year! Grab the detailed news and bits at github.com/icsharpcode/...
github.com
Release ILSpy 10.0 Preview 2 · icsharpcode/ILSpy
This preview release is based on .NET 10.0. Please make sure that you have it installed on your machine beforehand. New Language Features Update pattern detection to Roslyn 5.0 RTM C# 13: allows r...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 08/08/2025
The #ILSpy #vscode extension marketplace.visualstudio.com/items?itemNa... adds new features in 0.22 from our xplat efforts, details github.com/icsharpcode/...
github.com
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)...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 04/08/2025
A #csharp 14.0 feature to expect in the next #ILSpy preview for #dotnet 10 is extension members (not final, see github.com/icsharpcode/...)
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ILSpy - .NET Decompiler @ilspy.bsky.social · 24/07/2025
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/...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 21/07/2025
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.
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ILSpy - .NET Decompiler @ilspy.bsky.social · 13/06/2025
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...
marketplace.visualstudio.com
Changelog | Visual Studio Marketplace
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ILSpy - .NET Decompiler @ilspy.bsky.social · 11/06/2025
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...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 27/05/2025
Being a "supporting actor" in a talk is always nice to see - @chrisnas.bsky.social‬ on String and memory #UpdateConference #UCK25 #krakow #dotnet
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ILSpy - .NET Decompiler @ilspy.bsky.social · 16/05/2025
PSA - #VisualStudio 17.14 ships with #ILSpy 8.2 (ICSharpCode.Decompiler 8.2.0.7535 to be precise)
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ILSpy - .NET Decompiler @ilspy.bsky.social · 22/04/2025
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.
github.com
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...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 07/03/2025
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...
github.com
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...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 17/02/2025
@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/...
github.com
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...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 19/01/2025
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/...
github.com
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...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 06/01/2025
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/...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 11/11/2024
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.
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ILSpy - .NET Decompiler @ilspy.bsky.social · 10/11/2024
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/...
github.com
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 ...
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ILSpy - .NET Decompiler @ilspy.bsky.social · 10/11/2024
Coming soon - ILSpy 9.0 Preview 3!
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