Savvy Goose
All Text & Writing
Character Counter
Case Converter
Diff Viewer
Markdown Converter
All Data & Encoding
Base64 Encoder
URL Encoder
JWT Decoder
Hash Generator
Color Converter
JSON Formatter
Format Converter
Regex Tester
Browser Info
All Numbers & Time
Percentage Calculator
Unit Converter
Timestamp Converter
Time Between Dates
All Generators
Barcode Generator
QR Code Generator
Password Generator
UUID Generator
Image Resizer
Slug Generator
Lorem Ipsum
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Character Counter
Text & Writing
Case Converter
Text & Writing
Diff Viewer
Text & Writing
Markdown Converter
Text & Writing
Percentage Calculator
Numbers & Time
Unit Converter
Numbers & Time
Timestamp Converter
Numbers & Time
Time Between Dates
Numbers & Time
Barcode Generator
Generators
QR Code Generator
Generators
Base64 Encoder
Data & Encoding
URL Encoder
Data & Encoding
JWT Decoder
Data & Encoding
Hash Generator
Data & Encoding
Color Converter
Data & Encoding
JSON Formatter
Data & Encoding
Format Converter
Data & Encoding
Regex Tester
Data & Encoding
Browser Info
Data & Encoding
Password Generator
Generators
UUID Generator
Generators
Image Resizer
Generators
Slug Generator
Generators
Lorem Ipsum
Generators
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Savvy Goose
Text & Writing
Data & Encoding
Numbers & Time
Generators
24 tools · no sign-up
Helpful tools,
free forever.
A small, growing collection of utilities. They run in your browser, ask for nothing, and never see your data.
Text & Writing
Character Counter
Count characters & words.
Case Converter
camelCase, snake_case, kebab-case & more.
Diff Viewer
Compare two pieces of text.
Markdown Converter
Convert between Markdown & HTML.
Data & Encoding
Base64 Encoder
Encode & decode Base64 for text or files.
URL Encoder
Percent-encode & decode URL components.
JWT Decoder
Inspect a JWT: header, payload, expiry.
Hash Generator
MD5, SHA-1, SHA-256 & SHA-512 for text or file.
Color Converter
HEX ↔ RGB ↔ HSL with a contrast checker.
JSON Formatter
Pretty-print, minify, and validate JSON.
Format Converter
Convert between JSON, YAML, CSV & XML.
Regex Tester
Build and debug regular expressions.
Browser Info
Viewport, screen size, DPR, browser & OS.
Numbers & Time
Percentage Calculator
Common percentage calculations.
Unit Converter
Length, weight, temperature & data sizes.
Timestamp Converter
Unix epoch ↔ ISO ↔ human, with timezones.
Time Between Dates
Calendar days, business days & holidays between two dates.
Generators
Barcode Generator
Generate & print Code 128 barcodes.
QR Code Generator
Generate QR codes for URLs, text, and more.
Password Generator
Strong, random passwords with a strength meter.
UUID Generator
Generate v4 or v7 UUIDs in bulk.
Image Resizer
Resize, convert & build favicons in your browser.
Slug Generator
Turn any string into a URL slug.
Lorem Ipsum
Generate placeholder text.
