IT Tools

Small helpers for everyday support work. Everything runs in the browser – no data is sent anywhere.

QR codes

Printable guest Wi-Fi sign with QR code, SSID and password. 1, 2, 4 or 8 per A4 page, optional logo.

URL, text, email, phone, SMS, Wi-Fi, contact (vCard), location and calendar event. PNG/SVG export, colors, logo.

Business-card QR that saves a contact straight to the phone.

Network & support

Public IPv4/IPv6, provider and location, plus browser, OS, screen and connection details – copy everything for a ticket.

Open-source toolboxes

80+ dev/admin helpers: subnet calculator, password & UUID generator, JWT/base64, hashes, cron, chmod. Self-hostable via Docker.

Encode, decode, convert, hash and analyse data – the “cyber Swiss army knife”. Runs fully client-side.

Self-hosted PDF toolbox: merge, split, OCR, compress, sign, convert.