The developer workspace
that loads before you finish pasting.
99 utility tools with sub-second detection. Paste anywhere — JSON, JWT, cron, UUID, CIDR, hex color, HTML, SQL, base64 — TypeParser routes it instantly.
A one-stop shop, built to beat every Page-1 incumbent.
JSON Formatter
Format, validate, minify, and explore JSON.
JSONPath Tester
Run JSONPath queries against JSON.
JSON to CSV
Convert JSON arrays to CSV with auto-flatten.
CSV to JSON
Parse CSV to JSON with type inference.
YAML ↔ JSON
Convert between YAML and JSON.
URL Encoder / Decoder
Encode, decode, and dissect URLs.
Number Base Converter
Binary, octal, decimal, hex side-by-side.
XML to JSON
Convert XML to JSON.
JSON Stringify / Escape
Escape JSON for embedding in code.
CSV to Markdown
Convert CSV to a Markdown table.
TSV to CSV
Convert TSV (tab-separated) to CSV.
SQL Insert to JSON
Parse SQL INSERT statements to JSON.
Roman Numerals
Convert between Arabic and Roman numerals.
Number to Words
Spell numbers in English.
JWT Decoder
Decode, verify, and inspect JSON Web Tokens.
Base64 Encode / Decode
Encode and decode Base64 with smart detection.
Hash Generator
MD5, SHA-1, SHA-256, SHA-384, SHA-512 in one go.
Password Generator
Strong passwords with live entropy.
IBAN Validator
Validate and decode IBAN account numbers.
Test Credit Cards
Generate Luhn-valid test card numbers.
Bcrypt Verifier
Verify bcrypt hashes locally.
HMAC Generator
HMAC-SHA1/256/384/512.
AES Encrypt / Decrypt
AES-GCM encrypt and decrypt.
TOTP Generator
Generate TOTP codes (RFC 6238).
SSH Key Fingerprint
Compute SHA256/MD5 fingerprints of SSH keys.
Crontab Parser
Explain cron expressions across dialects.
Epoch Converter
Convert Unix timestamps in 4 timezones at once.
Timezone Converter
Convert times across multiple zones.
Date Format Converter
Reformat dates between common formats.
Time Duration Calculator
Add/subtract durations and times.
Countdown Timer
Live countdown to a date.
Regex Tester
Test, explain, and inspect regular expressions.
Diff Checker
Diff text, JSON, and .env without false positives.
Word & Character Counter
Live counts plus reading time.
Case Converter
Convert between 12 letter cases at once.
Markdown Preview
GFM Markdown with live preview.
Slug Generator
Title to URL slug with diacritic transliteration.
Reverse Text
Reverse a string character-by-character.
Dedupe Lines
Remove duplicate lines.
Sort Lines
Sort lines alphabetically or numerically.
Find & Replace
Bulk find and replace with regex.
Whitespace Cleaner
Strip extra whitespace.
Line Ending Converter
Convert between LF, CRLF, CR.
Word Frequency
Count word and letter frequency.
SQL Formatter
Format SQL for any warehouse dialect.
Lorem Ipsum
Filler text in five flavors.
UUID Generator
Generate v1, v4, and v7 UUIDs in bulk.
QR Code Generator
Generate QR codes for URL, WiFi, vCard, more.
Random String
Generate random strings.
Random Number
Cryptographically random numbers.
Fake Data Generator
Generate fake users, addresses, and more.
Mock JSON
Generate mock JSON from a schema.
Favicon Generator
Build a favicon from emoji or text.
Color Converter
HEX, RGB, HSL, OKLCH, and contrast.
Text Shadow Generator
Visual builder for CSS text-shadow.
Border Radius Generator
Visual builder for CSS border-radius.
Clip Path Generator
Visual editor for CSS clip-path.
Cubic Bezier
Visual cubic-bezier easing curve editor.
Color Palette Generator
Build palettes from a base color.
Gradient Generator
Visual CSS gradient builder.
Box Shadow Generator
Visual builder for CSS box-shadow.
HTML Formatter
Format and minify HTML cleanly.
XML Formatter
Format, minify, and validate XML.
CSS Formatter
Format, minify, and sort CSS properties.
HTML Entity Encoder
Encode and decode HTML entities.
User Agent Parser
Parse a User-Agent string.
OpenGraph Preview
Build og:tags and preview social cards.
robots.txt Builder
Generate and validate robots.txt.
QR Code Decoder
Decode a QR code image.
IP / CIDR Calculator
Parse CIDR, get usable hosts, mask, broadcast.
HTTP Status Codes
Searchable HTTP status code reference.
ASCII Table
Searchable ASCII / Unicode codepoint table.
HTTP Header Reference
Searchable HTTP request and response headers.
JavaScript Formatter
Format JavaScript / TypeScript code.
JavaScript Minifier
Minify JS by stripping comments and whitespace.
HTML Minifier
Strip whitespace and comments from HTML.
CSS Minifier
Minify CSS, drop comments and whitespace.
SVG Optimizer
Strip metadata and whitespace from SVG.
CSS to Tailwind
Convert CSS declarations to Tailwind classes.
JSON to TypeScript
Generate TS interfaces from a JSON sample.
JSON to Zod
Generate Zod schema from a JSON sample.
JSON to Pydantic
Generate Pydantic models from JSON.
JSON to Go Struct
Generate Go structs from JSON.
JSON Schema Validator
Validate JSON against a JSON Schema.
Percentage Calculator
Common percentage operations.
Tip Calculator
Tip and bill split.
Age Calculator
Compute exact age in years/months/days.
Date Difference
Calendar difference between two dates.
Workday Calculator
Count business days between dates.
Statistics Calculator
Mean, median, mode, stdev from a list.
Loan Calculator
Loan payment + amortization schedule.
Unit Converter
Length, weight, temp, volume, and more.
ROT13 / Caesar Cipher
Caesar cipher with adjustable shift.
Morse Code
Encode and decode Morse code.
Binary ↔ Text
Convert text to/from binary representation.
Hex ↔ Text
Convert text to/from hex bytes.
Punycode IDN
Convert internationalized domain names.
Unicode Escape
Escape and unescape \uXXXX sequences.
String Escape
Escape strings for JS, Python, Java, JSON.