Ksef Fa3 Invoice Lint MCP server

by jmshinhwa·io.github.jmshinhwa/ksef-fa3-invoice-lint·v1.0.2

Finds the lines KSeF will reject in a Polish structured invoice XML, before you send it

A89/100grade A

What users say

No reviews yet

Safety scan

A89/100

Adoption

Growing

0 stars567 downloads/wk

Reviews

Nobody has reviewed Ksef Fa3 Invoice Lint yet.

If you have run it, two minutes of your experience saves the next person an afternoon.

No tool declarations could be read from the package source. They show once the server is installed.

scanner v0.1.10 · 2026-10-03 · same rubric, same numbers if you re-run it

no findings

Code scan6 source files scanned25/25
–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 owner6/10

Overall 89/100. Components that don't apply are left out of the denominator. Any critical finding is an F.Rubric Appeal a finding JSON

Against every graded Finance MCP server, from our own scans and uptime checks. Updated after each scan run.

Release history: 2 versions in the registry since 2026-09-18, latest 2026-09-19, typically one every 1 day.

Runs npx -y @readystack/ksef-fa3-invoice-lint on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add ksef-fa3-invoice-lint -- npx -y @readystack/ksef-fa3-invoice-lint

From the Ksef Fa3 Invoice Lint repository's README, as published. We do not edit it. Read it on GitHub

VS Code themes by ReadyStack

Nothing above is checked by us. What we check is on the safety report.

Is Ksef Fa3 Invoice Lint MCP server safe?: Yes, by our scan: it is graded A (89/100). Read the Ksef Fa3 Invoice Lint safety report
How do I install Ksef Fa3 Invoice Lint?: It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does Ksef Fa3 Invoice Lint need an API key?: Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is Ksef Fa3 Invoice Lint maintained?: The last commit was 32 days ago (2026-10-03). The latest release is v1.0.2.
What can I use instead of Ksef Fa3 Invoice Lint?: Servers from other publishers that do the same job: Norman Finance — AI Bookkeeping, Accounting & Taxes MCP server, three.ws Tutor MCP server and Kronos MCP server.
How does Ksef Fa3 Invoice Lint compare with other Finance MCP servers?: safety score 89/100 (higher than 90% of 1,761 Finance servers); downloads a week 567 (more than 92% of 421 Finance servers with a package). Full comparison.

Same job from other publishers: the closest match first, then the best rated.

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