A visual diff tool to compare text and code

Test bufferbloat and internet speed

An epoch/unix timestamp converter

Generate barcodes from files and strings

Generate checksums for files and strings

Analyse unicode strings

Generate QR codes from text and files

View image EXIF data

Convert media files

Upscale images using DCNN

Simple PDF editor for password removal, rotating, etc.

Remove bloat and unnecessary markup from SVGs

View and extract files from ZIP

Autonomous system number lookup

Domain name system lookup

Domain name system propagation checker

Delegation signer lookup

Lookup details about an IP address

Test STUN server connection

Test websocket connection and send/receive data

Whois domain name & IP lookup

Check regular expressions for DOS vulnerabilities

Generate random input data for regular expressions

Generate regex that matches a set of strings

Chmod calculator

Unique identifier collision calculator

Parser for cron schedule expressions

Benchmark JavaScript

No devtools JavaScript console

Minify JavaScript

Obfuscate JavaScript

Create types for Rust, Kotlin, TS and JSON schema

Visualize, format and repair broken JSON

Format and prettify package.json-files

Generate robots.txt-files

A virtual ephemeral SQLite instance in your browser

Syntax checker for JS, TS, JSON, CSS and HTML

Generate different types of UUIDs

Check the integrity of email addresses

Search for compromised accounts

Check if your password has been leaked

Create secure passwords

Generate RSA keys

See how accessible your website is

See the global/browser support for a feature

See when domains expire

See how well your website performs

View SSL certificate details

Identify technology on websites

Easy to use color tool. Supports conversion, color blindness simulation, harmonies and more

Find information about NPM packages. Browse code, view dependencies and more

Send and receive files of any size instantly with WebRTC