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47 Narzędzia
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Narzędzia obrazów 9
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obrazu ResizerResize images locally without uploading them.Konwerter obrazu FormatConvert PNG ↔ JPEG ↔ WebP in the browser.Kompresor obrazuRe-encode JPEG/WebP with a quality slider and size preview.Konwerter obrazu to Base64Embed images as Base64 data URIs.Konwerter Base64 to obrazuPreview and download an image from Base64 data.Selektor obrazu koloruPick pixel colors from any uploaded image.Konwerter SVG to JPGConvert SVG to JPG right in the browser — the background is flattened to white (or any colour you pick), the size follows your request, and the vector file is only ever opened inside your own tab.Scan for Embedded PlikiScans the data for potential embedded files by looking for magic bytes at all offsets. This operation is prone to false positives. WARNING: Files over about 100KB in size will take a VERY long time to process.
Narzędzia kolorów 10
Selektor dziesiętnego koloruInteractive picker with HEX, RGB and HSL output.Konwerter koloru CodeConvert between HEX, RGB, HSL and named colors.koloru nazw Weryfikator (WCAG)Verify text contrast ratios against WCAG AA/AAA.Generator koloru kontrastuShades, tints and complementary schemes from one color.Generator wieku koloruBatch random colors with copyable codes.Odwołanie CSS Nazwane KoloryAll 148 CSS color names with codes and previews.
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Mieszacz koloruBlend two colours in sRGB, HSL or perceptual CIE Lab and generate a ramp with contrast ratios.Konwerter CMYKConvert between HEX/RGB/HSL and CMYK for print, in both directions.CMYK to RGBConvert print CMYK percentages back to screen HEX, RGB and HSL.Parse colour codeConverts a colour code in a standard format to other standard formats and displays the colour itself. Example inputs #d9edf7 rgba(217,237,247,1) hsla(200,65%,91%,1) cmyk(0.12, 0.04, 0.00, 0.03)
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Generator URL kod QRTurn any link into a scannable QR code, adding https:// when the scheme is missing and warning about unsafe schemes.Generator Wi-Fi kod QRBuild a standards-compliant WIFI: payload with SSID, password, WPA/WEP/open encryption and hidden-network flag so phones join the network on scan.Generator vCard kod QRGenerate a vCard 3.0 contact QR code with name, organisation, title, phone, email, website, address and note.Generator MECARD kod QRBuild a MECARD contact payload — the compact alternative to vCard that fits in a smaller, lower-version QR symbol.Generator sekretów kod QRCreate a mailto: QR code with prefilled recipient, subject and body.Generator Phone liczby kod QRGenerate a tel: URI QR code that opens the dialler with the number already filled in.Generator SMS kod QRBuild an sms: URI QR code with a prefilled message body, encoded for both iOS and Android.Generator Geo Location kod QRCreate a geo: URI QR code from latitude and longitude, validating the coordinate ranges before encoding.Generator Calendar Event kod QRGenerate an iCalendar VEVENT QR code with start, end, title, location and description that phones add straight to the calendar.Generator WhatsApp kod QRBuild a wa.me link QR code with an optional prefilled message, normalising the phone number to digits with country code.Generator Telegram kod QRCreate a t.me link QR code that opens a Telegram chat or channel.Generator Bitcoin Payment kod QRBuild a BIP-21 bitcoin: URI QR code with address, amount, label and message, and check the address shape.Generator Ethereum Payment kod QRGenerate an EIP-681 ethereum: URI QR code with address, value and gas limit, validating the 0x + 40 hex format.Generator UPI Payment kod QRBuild a upi://pay QR code with payee VPA, name, amount, note and currency, validating the VPA and amount formats.Generator JSON kod QRValidate and minify JSON before encoding it, so the payload fits in the smallest possible QR version.Dekoder kod QRUpload 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.Walidator kod QRCheck 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.Parser QR PayloadSplit a raw QR payload into its component fields — Wi-Fi SSID and encryption, vCard name and phone, geo coordinates, URI query parameters.Formatowanie QR PayloadBuild a correct standard payload string from JSON fields, applying the escaping rules each format requires.kod QR 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.Generate kod QRGenerates a Quick Response (QR) code from the input text. A QR code is a type of matrix barcode (or two-dimensional barcode) first designed in 1994 for the automotive industry in Japan. A barcode is a machine-readable optical label that con
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Generator EAN-13 BarcodeGenerate a retail EAN-13 barcode from 12 digits — the 13th check digit is computed for you — and export it as SVG or PNG.Generator UPC-A BarcodeGenerate a US retail UPC-A barcode from 11 digits with the check digit added automatically, ready for print as SVG or PNG.Generator Code 128 BarcodeEncode full ASCII text, serial numbers and tracking codes in the compact, high-density Code 128 symbology with automatic subset switching.Generator Code 39 BarcodeCreate industrial Code 39 barcodes from letters, digits and - . $ / + % — the wide, rugged symbology used on asset and inventory labels.