Webmaster Utilities tools
Encoders, formatters, converters and reference tools.
Webmaster Utilities
Encoders, formatters, converters and reference tools.
URL ParserSplit a URL into protocol, host, port, path, query parameters and fragment.Runs in your browserURL Encoder / DecoderPercent-encode or decode text for use in URLs and query strings.Runs in your browserHTML Entity Encoder / DecoderEscape or unescape HTML special characters and numeric entities.Runs in your browserBase64 Encoder / DecoderEncode text to Base64 (UTF-8 safe) or decode Base64 back to text.Runs in your browserJSON Formatter & ValidatorValidate JSON, locate syntax errors, and pretty-print or minify it.Runs in your browserXML Formatter & ValidatorCheck XML is well-formed and pretty-print or minify it.Runs in your browserCSS MinifierMinify CSS by removing comments, whitespace and redundant units.Runs in your browserMD5 & SHA Hash GeneratorGenerate MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes of text in your browser.Runs in your browserCSV to JSON ConverterConvert CSV with a header row into a JSON array of objects.Runs in your browserJSON to CSV ConverterConvert a JSON array of objects to CSV with proper quoting.Runs in your browserRegex TesterTest JavaScript regular expressions against text and list every match with its groups.Runs in your browserUnix Timestamp ConverterConvert Unix timestamps (seconds or milliseconds) to dates and dates to timestamps.Runs in your browserHTTP Status Code LookupLook up what HTTP status codes mean and how they affect SEO.Runs in your browserUser-Agent ParserIdentify the browser, operating system, device type and known crawler from a user-agent string.Runs in your browserBulk URL CleanerNormalise a list of URLs: force HTTPS, strip tracking parameters and fragments, de-duplicate and sort.Runs in your browserColour Contrast CheckerCheck text and background colours against WCAG 2.2 contrast ratios.Runs in your browserCore Web Vitals Rating CheckerRate your LCP, INP and CLS values against Google's Good / Needs improvement / Poor thresholds.Runs in your browserCTR CalculatorCalculate click-through rate from clicks and impressions, with a simple target-CTR scenario.Runs in your browser