Extensions/Linters/KSeF FA(3) Invoice Lint

KSeF FA(3) Invoice Lint

Verified publisher
by ReadyStack·ReadyStack.ksef-fa3-invoice-lint

What a VS Code verified publisher badge means, compared with Open VSX →

Lint Polish KSeF structured invoice XML against the FA(3) schema before you send it: namespace, kodSystemowy, NIP, decimal separators and correction references.

Tracked since 16 Sept 2026

Daily readings on both stores, taken by us. As of 25 Sept 2026.

Installs and downloads per day, last 7 daysDay-over-day change in each store's counter, with release markers.
7d30d90d1yAll

Each bar is one day’s change in the store’s own counter. Open VSX counts a download on every update, so a day includes updates by people who already had it.

Seven days here. Tracking adds every day since 16 Sept 2026, with release markers.Track this extension

Where KSeF FA(3) Invoice Lint ranks in search

Positions observed daily on both stores. Neither store publishes this, and the two run separate search engines over separate catalogues.

Track this extension
Daily search positions for KSeF FA(3) Invoice Lint on the VS Code Marketplace and Open VSX, one row per search phrase.
SearchMarketplaceOpen VSX
linters#478of 595↓4 7d#145of 433↓7 7d
xml#569of 1,080↑4 7d#138of 255↓10 7d

2 more searches, day-by-day history, and the extensions ranked above it.

VS Code Marketplace search ranking: measuring jitter and real movement →

Marketplace
Installs
1
Rating
—unrated
Rank in Linters
>1,000of 5,519
Latest
v1.0.524 Sept 2026

12 releases · first published Sept 2026

Open VSX

Why the Open VSX download count looks inflated →

Downloads
992+79.8% 7d
Rating
—from 0 reviews
Rank in Linters
>1,000of 1,781
Latest
v1.0.524 Sept 2026

Downloads count every update, not unique installs.

What the publisher says

KSeF FA(3) Invoice Lint’s own readme, changelog and license, as published to the VS Code Marketplace.