Unofficial continuation of dnSpy, a debugger and editor for .NET and Unity assemblies that works without source code.
11.4K+30 this week782C#GPL-3.0Updated 5 days ago
1 alternative
Best open-source alternatives to ILSpy (2026)
Looking for a free, open-source alternative to ILSpy? These 1 projects can replace it. Each one passed our quality screening and is explained in plain words, so you can compare stars, license and maintenance at a glance.
Quick comparison
| Project | Stars | License | Last commit |
|---|---|---|---|
| dnSpyEx/dnSpy | ★ 11.4K | GPL-3.0 | 5 days ago |
FAQ
- Is there a free, open-source alternative to ILSpy?
- Yes. The most popular open-source alternatives to ILSpy on Repolode are dnSpy.
- Which ILSpy alternative should I choose?
- dnSpy has the most GitHub stars and is released under GPL-3.0. Compare the license and last commit of each option in the table above before choosing.
How this list is made: AI reads each project's documentation to match it with products it can replace, every project passes our quality screening, and the list is ranked by GitHub stars. Stars updated Nov 6, 2026. How Repolode works