Professional developer utility platform
Useful engineering tools, ready when the work gets specific.
Format data, inspect tokens, test patterns, and handle everyday development tasks with fast tools designed to keep sensitive input in your browser.
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Featured developer tools
JSON Formatter
Format, validate, inspect, and export JSON locally.
/json-formatterCSV to JSON
Parse CSV rows into structured JSON locally.
/csv-to-jsonJSON to CSV
Convert JSON arrays and objects into spreadsheet-ready CSV locally.
/json-to-csvJSON to SQL Converter
Generate SQL INSERT statements from JSON locally.
/json-to-sqlJSON to TypeScript Interface Generator
Generate TypeScript interfaces from JSON locally.
/json-to-typescriptJSON to YAML
Convert valid JSON into readable, configurable YAML locally.
/json-to-yamlCSV to SQL Insert Generator
Generate SQL INSERT statements from CSV locally.
/csv-to-sql-insertJSON to Zod Schema Generator
Generate Zod schemas from JSON locally.
/json-to-zodYAML to JSON
Convert YAML mappings, sequences, and configuration documents into valid JSON locally.
/yaml-to-jsonSQL Prettifier
Format and minify SQL locally with dialect-aware options.
/sql-prettifierJWT Decoder
Decode JWT headers, payloads, claims, and timestamps locally.
/jwt-decoderBase64 Encoder/Decoder
Encode and decode Base64 and Base64URL text in your browser.
/base64-encoder-decoderRegex Tester
Test patterns, capture groups, flags, and multiple values locally.
/regex-testerUUID Generator
Generate standards-compliant UUID values in useful formats and batches.
/uuid-generatorURL Parser / Query String Parser
Parse full URLs, relative URLs, and query strings into structured parts.
/url-parserUnix Timestamp Converter
Convert Unix timestamps to readable dates and dates back to epoch time.
/unix-timestamp-converterHash Generator
Generate text hashes and file checksums locally with common MD5 and SHA algorithms.
/hash-generatorPassword Generator
Generate secure random passwords locally with configurable length and character rules.
/password-generatorQR Code Generator
Generate QR codes locally for URLs, text, email, phone, SMS, and Wi-Fi payloads.
/qr-code-generatorLorem Ipsum Generator
Generate placeholder text as words, sentences, paragraphs, or HTML locally.
/lorem-ipsum-generatorOrganized to scale