Market around KSeF Downloader

Open-source Node.js library, CLI, and MCP server for downloading Polish KSeF invoices as XML, PDF, or Markdown. Supports certificate authentication, invoice filtering, session refresh, export resumption, and local rendering.

Visit github.com ↗Pricing page ↗

Explore the market

Prices and medians update for the tier you select.

Compare at

KSeF Downloader · Pro

No Pro plan

—

Pro-MCP server median

$35.74

across 6 priced MCP servers

vs Pro MCP servers

No comparison

KSeF Downloader doesn't sell Pro

ⓘ Comparisons are same provider type (MCP server) and same buyer tier (Pro). Never across tiers.

Market density

2nd pctile

2 competing vendors

Comparable listings · 30d

Flat

limited data · 0 priced comparables

MCP servers · Pro median

$35.74/mo

6 priced · $34.39–$51.02 mid 50%

Price spectrum · Pro plans · 6 of 11 providers priced · log scale · $2.67 → $1999/mo

MCP servers◻ shaded = middle 50% · line = median (all types)KSeF Downloader has no comparable Pro price — not plotted

Products in this market

Ranked by how closely each one matches KSeF Downloader's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.

MMCP servers4Ranked by similarity

KSeF Downloaderthis listing

Market = the products most similar to this one by capability; prices are median / quartiles over its priced members, separated by provider type and buyer tier.