Developer Tools
Format and validate JSON, SQL, HTML, CSS, XML and YAML; encode, decode, hash and generate — everything runs locally in your browser.
- JSON Formatter – Format and indent JSON with 2 spaces, 4 spaces or tabs, and optionally sort keys.
- JSON Validator – Validate JSON and pinpoint syntax errors by line and column.
- JSON Minifier – Minify JSON by removing whitespace to reduce payload size.
- JSON Beautifier – Beautify JSON with syntax highlighting, sorted keys and structure statistics.
- Base64 Encoder – Encode text to Base64 or URL-safe Base64 with full Unicode support.
- Base64 Decoder – Decode Base64 or Base64URL back to text, or view binary as hex.
- URL Encoder – Percent-encode text or URLs for safe use in query strings.
- URL Decoder – Decode percent-encoded URLs and inspect their query parameters.
- UUID Generator – Generate random v4 or time-ordered v7 UUIDs in bulk.
- Password Generator – Generate strong random passwords with the characters you choose.
- Hash Generator – Generate MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes or HMACs.
- JWT Decoder – Decode JSON Web Tokens, read claims and expiry, and verify HMAC signatures.
- JWT Encoder – Create HS256, HS384 or HS512 signed JWTs from a JSON payload.
- Regex Tester – Test JavaScript regular expressions with live match highlighting, groups and replace.
- SQL Formatter – Format SQL queries for MySQL, PostgreSQL, SQL Server, Oracle and more.
- SQL Minifier – Minify SQL by removing comments and extra whitespace while keeping strings intact.
- HTML Formatter – Format and indent HTML, including embedded CSS and JavaScript.
- CSS Formatter – Format or minify CSS stylesheets.
- JavaScript Formatter – Format JavaScript code consistently with Prettier.
- TypeScript Formatter – Format TypeScript code consistently with Prettier.
- XML Formatter – Pretty-print or minify XML documents.
- XML Validator – Check whether XML is well-formed and find the first error.
- YAML Formatter – Format and validate YAML such as Docker Compose, Kubernetes and CI files.
- Timestamp Converter – Convert between Unix time, ISO 8601, RFC 2822 and readable dates in IST and UTC.
- Cron Expression Generator – Build cron schedules visually, read them in plain English and preview the next runs.
- Color Converter – Convert colours between HEX, RGB, HSL, HSV and CMYK and check contrast.
- Lorem Ipsum Generator – Generate lorem ipsum placeholder paragraphs, sentences or words.
- User Agent Parser – Parse a user agent string into browser, OS, device and engine.
- IP Address Information Tool – Analyse any IPv4 or IPv6 address or subnet: type, binary form and CIDR range details.
- HTML Entity Encoder – Escape special characters as HTML entities to display code safely.
- HTML Entity Decoder – Convert HTML entities like & and ₹ back to readable characters.
- Unix Timestamp Converter – Convert Unix epoch timestamps to dates and dates back to timestamps.
- Data Storage Converter – Convert bits, bytes, KB, MB, GB, TB and binary KiB, MiB, GiB.
- Slug Generator – Turn titles into clean, SEO-friendly URL slugs.
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