Code · Vendor site 2026-10-04
Metalama is PostSharp's open-source patterns and architecture toolkit for C# built on Roslyn. It lets teams implement design patterns and architecture constraints at compile time, validate structure as developers type, and ship productivity tooling through Community and paid Professional editions.
Understand the total cost
Free
Free
Metalama Open Source and Metalama Community editions are free, with Community adding Visual Studio tooling for individuals and companies up to three users.
No retained pricing changes yet. A current price alone does not establish a historical trend.
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Yes. Metalama has an ongoing free plan. Metalama Open Source and Metalama Community editions are free, with Community adding Visual Studio tooling for individuals and companies up to three users.
Metalama is listed as free. No paid plan with a published price was found.
We could not confirm API access for Metalama.