The Software Developer's Toolkit

Base64 Encoder / Decoder

Encode and decode Base64 strings and files. Your data never leaves your device.

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URL Coder / Decoder

Encode and decode URLs, query strings, and special characters.

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JSON formatter / Validator

Format / validate / minimize JSON

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Universal Data Format Converter

XML, JSON, TOML, YAML, CSV, TSV, INI,

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HTML Formatter / Validator

Validate / Format HTML files

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JavaScript minifier

Minify, obfuscate or beautify your code

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Markdown / HTML Converter

Convert between HTML and Markdown

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Number base converter

Binary, hex, Octal, etc.

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JWT Decoder & Generator

Decode, inspect, verify, and generate JSON Web Tokens.

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Online Hash Generator

Generate MD5, SHA-1, SHA-256, SHA-512, SHA-3, CRC32, BLAKE2, and HMAC hashes.

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FreeCoderDecoder

Encode / decode text in Base64

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UUID Generator

Generate UUID's

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Password Generator

Generate safe and secure passwords

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SSL Checker

SSL Checker

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SSL Toolkit

A dozen useful SSL tools

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API Tester

Test API's here!

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Webhook Tester

Send HTTP requests and test webhooks with ease

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DNS Lookup Tool

Look-up DNS records online

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CORS Tester

Check your API for CORS compatibility

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IP Subnet Calculator

Easily work with subnets

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Find my IP address

Displays your current IP address is

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Domain Name Investigator

Research a website by domain name

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MAC Address Lookup Tool

Find details for MAC addresses.

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Internet Bandwidth Calculator

Calculate upload & download speeds

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Network Speed Test

Network Speed Test.

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Code Diff Tool

Compare code with syntax highlighting and multiple diff views.

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Regular Expression Tester

Test/Create Regex

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Regex Pattern Dictionary

Search through hundreds of common regex patterns for any use case.

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Hex Editor

Edit files in Hexadecimal Mode!

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Color Code Converter

Convert color codes to hex

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Diff Tool

Find differences in modified texts

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Text case converter

Convert to uppercase, camelCase, etc.

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Text Line Processor

Sort & de-dupe your data

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Lorem Ipsum Generator

CreateLorem Ipsum Text

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Word Counter

Counts words, lines, paragraphs, etc.

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Cron Expression Generator

Create Linux Cron Expressions

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Meta Tag Generator

Create meta tags for your website

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Sitemap Generator

Generate a sitemap for your site!

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HTML Editor

Edit HTML files visually or via code.

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CSS Button Generator

Create beautiful buttons for your site!

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robots.txt File Generator

Build & format your robot.txt file.

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.htaccess File Builder

Build & format your .htaccess files

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CSS Pattern Generator

Create CSS patterns & effects

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Universal Code Validator

Validate Luhn, EAN, IBAN, VIN, etc.

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Favicon generator

Generate favicon in many formats

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User Agent Parser & Analyzer

Decode User Agent Data

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Browser Capabilities Detector

Lists your web browser's capabilties

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Website Responsiveness Tester

Test apps on different display sizes

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QR Code Generator

QR codes for URL's, Text, Wifi & vCards

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Barcode Generator

Generate barcodes

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LaTeX Equation Generator

Create beautiful mathematical equations with live preview.

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BugX Project and Bug Tracking Tool

Track software bugs like a pro!

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Kanban Board

Keep track of your projects.

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Gantt Chart Creator

Create professional project timelines

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Flowchart creator

Create beautiful flowcharts

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RACI Matrix Generator

Create professional responsibility assignment matrices

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Network Diagram Creator

Create detailed network diagrams

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Wireframe Creator

Easily create wireframe diagrams

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Time Tracker

Keep track of your working hours

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Cheat Sheet Hub

View and print quick reference guides.

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