qr
Generate, decode, validate and analyse QR codes — text, URL, Wi-Fi, vCard, email, phone, SMS, geo, calendar, crypto and UPI payloads, all in your browser.
karekod üreteciCreate QR codes for text, URLs, Wi-Fi, vCard, email, phone, SMS, geo, calendar, WhatsApp, Telegram, Bitcoin, Ethereum, UPI and JSON, with error correction, quiet zone, colours and PNG/SVG export.URL karekod üreteciTurn any link into a scannable QR code, adding https:// when the scheme is missing and warning about unsafe schemes.Wi-Fi karekod üreteciBuild a standards-compliant WIFI: payload with SSID, password, WPA/WEP/open encryption and hidden-network flag so phones join the network on scan.vCard karekod üreteciGenerate a vCard 3.0 contact QR code with name, organisation, title, phone, email, website, address and note.MECARD karekod üreteciBuild a MECARD contact payload — the compact alternative to vCard that fits in a smaller, lower-version QR symbol.Gizli Anahtar karekod üreteciCreate a mailto: QR code with prefilled recipient, subject and body.Phone Sayı karekod üreteciGenerate a tel: URI QR code that opens the dialler with the number already filled in.SMS karekod üreteciBuild an sms: URI QR code with a prefilled message body, encoded for both iOS and Android.Geo Location karekod üreteciCreate a geo: URI QR code from latitude and longitude, validating the coordinate ranges before encoding.Calendar Event karekod üreteciGenerate an iCalendar VEVENT QR code with start, end, title, location and description that phones add straight to the calendar.WhatsApp karekod üreteciBuild a wa.me link QR code with an optional prefilled message, normalising the phone number to digits with country code.Telegram karekod üreteciCreate a t.me link QR code that opens a Telegram chat or channel.Bitcoin Payment karekod üreteciBuild a BIP-21 bitcoin: URI QR code with address, amount, label and message, and check the address shape.Ethereum Payment karekod üreteciGenerate an EIP-681 ethereum: URI QR code with address, value and gas limit, validating the 0x + 40 hex format.UPI Payment karekod üreteciBuild a upi://pay QR code with payee VPA, name, amount, note and currency, validating the VPA and amount formats.JSON karekod üreteciValidate and minify JSON before encoding it, so the payload fits in the smallest possible QR version.karekod çözücüUpload a PNG, JPG, WebP or GIF and decode the QR code locally with jsQR, then identify the payload type and parse its fields.QR Payload Type DetectorIdentify what a decoded QR payload actually is — URL, Wi-Fi, vCard, MECARD, geo, calendar, email, phone, SMS, Bitcoin, Ethereum, UPI, WhatsApp, Telegram, JSON, XML or plain text — and split it into fields.karekod doğrulayıcıCheck a payload before you print it: capacity at the chosen error correction level, URL/email/Wi-Fi/vCard/geo/Bitcoin/Ethereum/UPI/JSON format, unsafe schemes and scannability risks.QR Payload ayrıştırıcıSplit a raw QR payload into its component fields — Wi-Fi SSID and encryption, vCard name and phone, geo coordinates, URI query parameters.QR Payload biçimlendiriciBuild a correct standard payload string from JSON fields, applying the escaping rules each format requires.karekod Scan TestRender your QR settings and then decode the result locally, comparing it to the original payload, plus quiet zone, contrast, density and capacity checks with a Good / Warning / Risk verdict.