Loading page…ToolStack
Tool category
Format, inspect, and transform developer data.
41 / 41
Pick a color and control its alpha transparency.
Open toolConvert HEX colors to CSS RGBA with adjustable alpha.
Open toolDesign linear and radial gradients and copy their CSS.
Open toolConvert colors both ways between HEX and RGB.
Open toolChoose a color visually and copy its HEX code.
Open toolCheck text contrast against WCAG AA and AAA thresholds.
Open toolFind the nearest common named color for any HEX value.
Open toolFormat, minify, and validate JSON instantly.
Open toolInspect JWT headers and payloads without uploading tokens.
Open toolEncode text to Base64 or decode Base64 to text.
Open toolConvert Unix timestamps and human-readable dates.
Open toolTest regular expressions and inspect every match.
Open toolEncode or decode complete URLs and individual query components.
Open toolParse URL query parameters into readable keys, values, and JSON.
Open toolConvert exact integers between binary, octal, decimal, and hexadecimal.
Open toolGenerate secure random UUID version 4 identifiers locally.
Open toolConvert JSON objects into correctly escaped CSV rows.
Open toolConvert quoted CSV data into readable JSON objects.
Open toolCompare two JSON values and inspect changes by path.
Open toolGenerate reusable TypeScript interfaces from JSON data.
Open toolValidate and format YAML with consistent indentation.
Open toolParse YAML and convert it into formatted JSON.
Open toolIndent XML and catch unbalanced element tags.
Open toolTurn compact HTML into readable indented markup.
Open toolFormat SQL for PostgreSQL, MySQL, SQLite, and SQL Server.
Open toolCompress valid JavaScript using syntax-aware optimization.
Open toolRemove unnecessary CSS comments and whitespace.
Open toolReduce HTML whitespace while preserving raw content blocks.
Open toolBuild and validate standard five-field Unix cron expressions.
Open toolCreate SHA-256, SHA-384, or SHA-512 text digests locally.
Open toolGenerate strong customizable passwords with secure browser randomness.
Open toolConvert colors between HEX, RGB, and HSL formats.
Open toolGenerate placeholder paragraphs, sentences, or words instantly.
Open toolWrite Markdown and inspect a safe live HTML preview.
Open toolConvert dates into ISO, RFC, regional, and Unix timestamp formats.
Open toolGenerate and download a scannable PNG QR code locally.
Open toolDecode decimal or hexadecimal byte arrays as UTF-8 text.
Open toolPreview and download Base64-encoded PNG, JPEG, WebP, or GIF images.
Open toolView approximate location, ISP, and time-zone data for an IP.
Open toolSummarize public GitHub profile and repository statistics.
Open toolFind public book metadata from an ISBN-10 or ISBN-13.
Open tool