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 or later must be installed prior to starting ILSpy.

Breaking Changes

• @file support with breaking changes to command line options #3205
• New single instance handling #3212

Enhancements

• Replace native interop CommandLineToArgvW with parsing in Process.Unix.cs from System.Diagnostics.Process #3201
• Natural Sort without interop #3196
• AOT and x-plat changes #3203

Bug fixes

• Fix #3197: Bug when trying to read a bundle/archive file
• Fix #3189: Support primitive types in Expression.Constant(object) pattern in Expression Trees