Roslyn MCP server
Local-first MCP server for semantic C# analysis & refactoring via Roslyn & MSBuildWorkspace.
A88/100grade A
Adoption
New
1 stars
Reviews
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If you have run it, two minutes of your experience saves the next person an afternoon.
Roslyn tools
No tool declarations could be read from the package source. They show once the server is installed.
Public scan report
scanner v0.1.5 · 2026-09-19 · same rubric, same numbers if you re-run it
no findings
- –Code scanpackage could not be scannedn/a
- –Live reliabilityno gateway calls yet and no remote to proben/a
- –Tool poisoningtools not inspected (local package is not executed); not countedn/a
- Auth qualitylocal package, no credentials required12/15
- Maintenancelast push 0 days ago15/15
- Maintainer identityregistry namespace matches repository owner; GitHub account older than a year8/10
Overall 88/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON
Install directly
The registry entry has no remote endpoint or installable package.
Roslyn: common questions
- Is Roslyn MCP server safe?
- Yes, by our scan: it is graded A (88/100). Read the Roslyn safety report
- Does Roslyn need an API key?
- No secret keys are declared. It reads 1 setting from the environment.
- Is Roslyn maintained?
- The last commit was in the last day (2026-09-19). The latest release is v4.2.1.