Code & Data Tools
Format, validate, encode, and transform code and structured data including JSON, YAML, Base64, and more.
All Code & Data Tools
Browse all toolsJSON Formatter
Prettify, validate, and minify JSON in one click.
Code & Data ToolsJSON Schema Generator
Generate JSON Schema from sample data.
Code & Data ToolsJSON → TypeScript Generator
Generate TypeScript types from JSON.
Code & Data ToolsYAML ↔ JSON Converter
Convert between YAML and JSON formats instantly.
Code & Data ToolsSQL Formatter
Format SQL with dialect-aware formatting.
Code & Data ToolsMarkdown Preview
Live Markdown editor with side-by-side HTML preview.
Code & Data ToolsMermaid Diagram Editor
Create and export Mermaid diagrams live.
Code & Data ToolsBase64 Encoder / Decoder
Encode and decode Base64 strings and files.
Code & Data ToolsJWT Decoder
Decode and inspect JWT header, payload, and claims.
Code & Data ToolsNumber Base Converter
Convert between binary, hex, decimal & more.
Code & Data ToolsCSV / JSON / SQL Transformer
Transform data between CSV, JSON, SQL, and TypeScript.
Code & Data ToolsRegex Tester
Test and debug regex patterns with live highlighting.
Code & Data ToolsDiff Checker
Compare text or code with side-by-side diff highlighting.
Code & Data ToolsHash Generator
Generate MD5, SHA-1, SHA-256, SHA-512 hashes instantly.
Code & Data ToolsBundle Analyzer
Visualise JS bundle contents as an interactive treemap.
Code & Data ToolsMock Data Generator
Generate realistic mock data for testing.
Code & Data ToolsHTML Entity Encoder / Decoder
Encode and decode HTML entities instantly.
Code & Data ToolsHTML Formatter
Prettify, minify, and validate HTML markup.
Code & Data ToolsCSS Formatter
Prettify, minify, and sort CSS stylesheets.
Code & Data ToolsJavaScript / TypeScript Formatter
Prettify and minify JavaScript & TypeScript code.
Code & Data ToolsRegex Visualizer
Visualize regex patterns as railroad diagrams.
Code & Data ToolsGit Command Builder
Build git commands visually with options.
Code & Data ToolsDocker Compose Generator
Visual builder for docker-compose.yml files.
Code & Data ToolsNPM Package Size Checker
Check bundle size of any npm package.
Code & Data ToolsSQL to NoSQL Converter
Convert SQL schemas to MongoDB, DynamoDB & Firestore.
Code & Data ToolsCode Diff to PR Description
Generate PR descriptions from git diffs.
Code & Data Tools