URL Query String to JSON – Online Parse & Format
Paste a full URL or query string and instantly get a pretty JSON object. Parse arrays and nested keys.
UD5 Toolkit
Convert cURL commands to ready‑to‑use HTTP client snippets in 9 languages.
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-F (form) parameters exists. The tool extracts field names and values and generates appropriate multipart code. Complex file uploads with actual file paths might need manual replacement with file objects in your code.
Paste a full URL or query string and instantly get a pretty JSON object. Parse arrays and nested keys.
Paste JSON and generate typed model classes in TypeScript, Python dataclass, or Go struct. Speeds up API dev.
Convert a JSON object into application/x‑www‑form‑urlencoded format. Essential for testing legacy APIs. Pure browser.
Parse CSV files into structured JSON arrays or objects. Customize delimiters and headers. Processed completely in your browser to protect sensitive data.
Transform a flat JSON object into a dotenv file format instantly. Use it to keep your local configuration in sync. All processing is private and client‑side.
Shows the decimal and hex code point for every character in a string, including emojis. Copy as array. Dev reference.
Minify JavaScript and CSS code to reduce file size for production. Remove whitespace and comments instantly. Run locally, your code stays private.
Break down any URL into its individual components: protocol, hostname, path, query parameters. Decode query strings easily. Purely client-side.
Paste an SVG and get a ready‑to‑use data URI for CSS backgrounds or img tags. Optimized with URL encoding. All local.
Paste code and get a beautifully highlighted preview with line numbers. Supports many languages. Copy as HTML. Pure frontend.
Convert any text to snake_case, kebab‑case, camelCase, or PascalCase. Essential for programming variable naming. Local.
Generate a CSR and private key pair in the browser using the Web Crypto API. Download both as files. No data sent to server.
Paste or upload an SVG and convert it into a CSS background‑image data URI. Clean and ready to embed.
Encode or decode a string for use in a URL query parameter. See the raw and encoded versions. Dev tool.
Convert audio files between popular formats like WAV, MP3, and OGG directly in the browser. No upload, fast encoding using WebAudio and ffmpeg wasm.
Paste CSV data and transform it into a well‑structured YAML array of objects. Choose key mapping. Perfect for devOps and data migration.
Paste Pug template code and compile it to HTML. See the rendered output instantly. For static site devs.
Convert standard HTML into Pug (formerly Jade) syntax. Clean, indented output. For Node.js templating. Client‑side.
Convert normal text into various Unicode styles (bold, italic, script, fraktur). Copy and paste anywhere. No font install needed.
Paste regular HTML and instantly get valid React JSX with proper self‑closing tags and className attributes.
Paste text with \uXXXX or \xXX escape sequences and decode to readable characters. Works for all Unicode planes.
Visually apply CSS transform functions like rotate, scale, skew, and translate. Obtain the exact CSS code for your elements. No coding needed.
Paste Jira/Confluence wiki markup and get a rendered HTML preview. Supports headings, lists, links, and code blocks. All local.
Map English letters to fancy mathematical or ornamental Unicode symbols. Create Facebook/Twitter bio art. All local.
Paste INI content and convert it to a structured JSON object. Handles sections and comments. Client‑side only.
Convert a flat JSON object into an INI file format with sections and keys. Useful for legacy configs. Local only.
Find out the real destination of any shortened link (bit.ly, t.co, etc.) without clicking. Resolves redirects locally using public HTTP headers.
Build and test regular expressions against sample text. Real-time match highlighting, capture groups display, and flavor options. All inside your browser.
Compile SCSS code to CSS directly in the browser using the official Sass.js library. Supports variables, mixins, nesting. No server upload required.
Convert an SVG into a data‑URI for mask‑image or mask‑position. Create non‑destructive clipping masks via CSS.