All Your Essential Online Tools in One Place
From formatting JSON to generating AI content, editing PDFs to compressing images — access 35 powerful tools across 2 categories. Every service is free, private, and works entirely in your browser.
Everything you need, organized into 2 categories
Each category contains a suite of carefully built tools designed to solve real problems. Browse below to find exactly what you need.
Developer Tools
25tools · Essential utilities for coders & devs
Format, validate, encode, decode, and test code with these 25 developer-focused tools. From JSON formatters to regex testers — everything a programmer needs.
JSON Formatter
Beautify & validate JSON
JSON Validator
Check if JSON is valid
JSON Minifier
Compress JSON to save space
JSON Pretty Printer
Make JSON human-readable
JSON to CSV
Convert JSON data to spreadsheets
CSV to JSON
Convert spreadsheets to JSON
XML Formatter
Beautify XML documents
XML to JSON
Convert XML data to JSON
YAML to JSON
Convert YAML configs to JSON
SQL Formatter
Beautify your SQL queries
HTML Formatter
Prettify HTML markup
CSS Formatter
Organize your stylesheets
JavaScript Formatter
Prettify JS/TS code
Base64 Encode
Encode text or files to Base64
Base64 Decode
Decode Base64 back to text
JWT Decoder
Inspect JWT tokens
JWT Generator
Create JWT tokens
URL Encoder
Encode URLs safely
URL Decoder
Decode percent-encoded URLs
UUID Generator
Generate unique identifiers
Hash Generator
MD5, SHA-1, SHA-256, SHA-512
Regex Tester
Test & debug regular expressions
Unix Timestamp Converter
Convert between dates & timestamps
Cron Expression Generator
Create & explain cron schedules
API Request Tester
Test REST & GraphQL APIs
Date & Time Tools
10tools · Calculate, convert & manage dates
10 date and time calculators for scheduling, planning, and time management. Calculate age, date differences, time zones, business days, and more.
Age Calculator
Calculate exact age in years, months, days
Date Difference Calculator
Find days between two dates
Time Zone Converter
Convert time across time zones
Business Days Calculator
Calculate working days & deadlines
Unix Timestamp Converter
Convert Unix timestamps to readable dates
Countdown Generator
Create countdown timers
Calendar Generator
Generate printable calendars
Week Number Calculator
Find week numbers for dates
Leap Year Checker
Check if a year is a leap year
Working Hours Calculator
Calculate work hours & overtime
The complete services directory
Every tool we offer, listed alphabetically. Find what you need quickly — all our tools in one place.
Age Calculator
Date & Time Tools
API Request Tester
Developer Tools
Base64 Decode
Developer Tools
Base64 Encode
Developer Tools
Business Days Calculator
Date & Time Tools
Calendar Generator
Date & Time Tools
Countdown Generator
Date & Time Tools
Cron Expression Generator
Developer Tools
CSS Formatter
Developer Tools
CSV to JSON
Developer Tools
Date Difference Calculator
Date & Time Tools
Hash Generator
Developer Tools
HTML Formatter
Developer Tools
JavaScript Formatter
Developer Tools
JSON Formatter
Developer Tools
JSON Minifier
Developer Tools
JSON Pretty Printer
Developer Tools
JSON to CSV
Developer Tools
JSON Validator
Developer Tools
JWT Decoder
Developer Tools
JWT Generator
Developer Tools
Leap Year Checker
Date & Time Tools
Regex Tester
Developer Tools
SQL Formatter
Developer Tools
Time Zone Converter
Date & Time Tools
Unix Timestamp Converter
Developer Tools
Unix Timestamp Converter
Date & Time Tools
URL Decoder
Developer Tools
URL Encoder
Developer Tools
UUID Generator
Developer Tools
Week Number Calculator
Date & Time Tools
Working Hours Calculator
Date & Time Tools
XML Formatter
Developer Tools
XML to JSON
Developer Tools
YAML to JSON
Developer Tools
Showing all 35 live tools across 2 service categories. New tools added regularly.
Start using our free services today
No registration, no limits, no data collection. Just fast, reliable tools that respect your privacy and work right in your browser.
Questions about our services
Everything you need to know about our free online tools and services
What services does CodeThisWeb Tools offer?
We offer a growing collection of free online tools: Developer Tools (JSON formatters, encoders/decoders, JWT tools) and Date & Time Tools (age calculator, time zone converter, countdown generator). Every service is 100% free to use.
Are all these services really free?
Yes, absolutely. Every tool and service on CodeThisWeb Tools is completely free with no hidden charges, no usage limits, and no premium tiers. We believe essential tools should be accessible to everyone.
Do I need to create an account to use these services?
No account or sign-up is required for any of the free tools and services. Simply open the tool you need and start using it immediately.
How are these different from other free tool websites?
Unlike most free tool sites, all our services run client-side in your browser. Your files and data never leave your device. We don't show intrusive ads, we don't collect your data, and we don't limit usage. Every tool is built with a focus on speed, privacy, and user experience.
How many service categories do you have?
We currently have live tools in 2 categories: Developer Tools (25 tools) and Date & Time Tools (10 tools). More categories are being built and will be released soon.
How often are new tools and services added?
We're actively building and adding new tools on a regular basis. New tools are being released regularly. Follow us on social media or check back to see what's new.
Can I request a specific tool or service?
Absolutely! We welcome suggestions from our users. Reach out through our contact page or social media channels and let us know what tool or service you'd like to see added. We prioritize requests that benefit the most users.
Is my data safe when using these services?
Your privacy and security are our top priorities. All our tools process data entirely on your device — nothing is uploaded to any server. We don't store, log, or share any of your content or files. No cookies track your usage of individual tools.
Still have questions? Contact us and we'll be happy to help.