Quarterly Tax Calculator
US federal + state quarterly estimated tax estimates, SE tax, and quarterly payment due dates.
likely compatible
Answered an MCP initialize with no credentials; use auth 'None'.
Rule R2a · what this means · Not tested in Copilot Studio.
| Registry name | io.github.al157/quarterlytax-mcp |
| Endpoint used for verdict | https://mcp.quarterlytax.al157.xyz/mcp |
| Transports | streamable-http |
| Auth (Copilot Studio setting) | None (open) |
| Last endpoint check | 2026-10-20T18:14:15Z · initialize OK |
| GitHub | al157/quarterly-tax-calc |
| Website | https://quarterlytax.al157.xyz |
| Version | 1.0.0 |
| Registry updated | 2026-10-15 |
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Is this wrong or out of date? Email us. Data built 2026-10-20.