My tools

Everyday tools, right in your browser

Free, no sign-up utilities across 15 categories. Your input never leaves this page.

Developer

12

JSON formatter

Format, validate, minify and beautify JSON.

JSON converter

Convert JSON to and from CSV, Excel, YAML, XML and TOML.

Timestamp converter

Convert Unix timestamps to dates and back.

UUID / NanoID / ULID generator

Generate and decode UUID, NanoID and ULID identifiers.

Number base converter

Convert numbers between binary, octal, decimal, hex and text.

Regex tester

Test regular expressions with live highlighting.

JWT decoder

Decode and inspect JSON Web Tokens.

Cron expression parser

Build and explain cron schedules in plain language.

SQL formatter

Format and minify SQL queries.

YAML / TOML / XML formatter

Format and validate YAML, TOML and XML.

Mock data generator

Generate mock data from field templates.

Chmod calculator

Calculate file permissions and parse User-Agent strings.

Image

5

Image compressor

Compress images to a target size or convert to WebP/AVIF.

Image converter & editor

Convert, resize, crop, rotate and watermark images.

EXIF viewer

Read and strip photo metadata before sharing.

SVG editor

Edit, optimize and export SVG to PNG.

OCR text recognition

Extract text from images in your browser.

Calculator

4

Unit converter

Convert length, area, volume, mass, temperature, speed and data.

Calculator

Basic, percentage, discount and base calculators.

Date calculator

Date difference, age, countdown, world clock and timezones.

Currency converter

Convert currencies with offline snapshot rates.

Encoding

4

Base64 encoder / decoder

Encode and decode text, files and images in Base64.

URL encoder / decoder

Encode and decode URLs and query parameters.

HTML entity converter

Encode and decode HTML entities and escape characters.

Morse code converter

Convert text to and from Morse code.

Security

2

Hash generator

Compute MD5, SHA-1, SHA-256, SHA-512 and HMAC hashes.

Password generator

Generate strong passwords and check strength.

Text

5

Text cleaner

Trim spaces and remove empty lines from messy text.

Line dedupe

Remove duplicate lines, keeping first occurrences.

Character & word counter

Count characters, words and lines with clear rules.

Text tools

Word count, case change, sort, replace, diff, word frequency and extraction.

Markdown editor

Write and preview Markdown with live rendering.

Media

3

Subtitle converter

Convert subtitles between SRT, VTT and ASS.

Text to speech

Read text aloud with your browser’s speech engine.

Audio / video editor

Compress, trim and convert audio and video.

Utility

6

QR code generator / reader

Generate and decode QR codes, including WiFi codes.

Barcode generator

Generate and read barcodes.

Random number generator

Generate random numbers with ranges and deduplication.

Name generator

Generate random names and English names.

Batch QR code generator

Generate multiple QR codes and export as ZIP.

QR code scanner

Scan QR codes with your camera.

Conversion

2

Roman numerals converter

Convert between Roman and Arabic numerals.

Number to words

Convert numbers to English words and back.

Document

1

PDF tools

Merge, split, compress, watermark and extract text from PDFs.

Data

1

CSV / Excel viewer

View, merge, split and deduplicate CSV and Excel files.

Design

1

Color converter

Convert HEX, RGB, CMYK, HSL and check WCAG contrast.

Health

1

BMI calculator

Calculate BMI, BMR and calorie needs.

Network

2

IP lookup

Look up IP address geolocation.

Network tools

WHOIS, DNS and SSL checks and port scanning.

Other

1

Map / weather

Maps, weather and coordinates tools.