All Developer Tools

Explore our complete collection of 94+ free online tools. From formatters to generators, we have everything you need.

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Tools list

.htaccess Generator

Content & SEO

Create Apache rewrite, HTTPS, caching, and hotlink protection rules.

AES Encryption & Decryption

Cybersecurity Tools

Securely encrypt and decrypt text using AES-GCM (256-bit) directly in your browser.

Age Calculator

Calculators

Calculate exact age in years, months, days.

Alien Name Generator

Name & Identity

Generate cool alien names for sci-fi projects.

Ambigram Generator

Text Utilities

Flip text upside down to create rotational ambigrams using Unicode characters.

ASCII Art Generator

Random & Fun

Convert text into ASCII art styles.

Auto Loan Calculator

Calculators

Calculate car loan payments and interest.

Base64 Encoder Decoder

Development

Encode and decode text and files to/from Base64 format. Fast and secure.

Binary Calculator

Calculators

Perform arithmetic on binary numbers.

Bit Shift Calculator

Calculators

Perform bitwise shift operations (<<, >>, >>>) and view binary results.

Body Weight Calculator

Calculators

Calculate ideal body weight.

Bulk Meta Tag Extractor

Content & SEO

Extract title, description, and keywords from multiple URLs at once.

Bulk Password Generator

Cybersecurity Tools

Create multiple strong passwords at once and copy or export them.

Calorie Calculator

Calculators

Estimate daily calorie needs.

Case Converter

Text Utilities

Convert text between uppercase and lowercase.

CET to EST Converter

Time Zone Converters

Convert Central European Time (CET) to Eastern Standard Time (EST).

Credit Card Calculator

Calculators

Calculate credit card payoff time.

Credit Card Generator

Calculators

Generate valid credit card numbers for testing.

CSS Formatter

Development

Format CSS code for better readability.

CSS Minifier

Development

Minify CSS code to reduce file size.

CST to EST Converter

Time Zone Converters

Convert Central Standard Time (CST) to Eastern Standard Time (EST).

Diff Checker

Development

Compare two text files or blocks of code to see the differences (additions, deletions, and changes).

EST to GMT Converter

Time Zone Converters

Convert Eastern Standard Time (EST) to Greenwich Mean Time (GMT).

EST to IST Converter

Time Zone Converters

Convert Eastern Standard Time (EST) to Indian Standard Time (IST).

EST to UTC Converter

Time Zone Converters

Convert Eastern Standard Time (EST) to Coordinated Universal Time (UTC).

Fake Code Generator

Development

Generate realistic looking fake code snippets.

Fake Google Search Generator

Random & Fun

Mock realistic Google search results for memes, demos, or storytelling.

File Corruptor

Random & Fun

Intentionally corrupt any file by randomly modifying its bytes. Great for testing or harmless pranks.

Filter Numbers

Numbers

Filter a list of numbers based on conditions like range, even/odd, or greater/less than.

Find and Replace Online

Text Utilities

Find and replace text instantly. Supports case sensitivity and global replacement options.

Gamertag Generator

Name & Identity

Generate random funny and unique gamertags for Xbox, PSN, and more.

Generate List of Numbers

Numbers

Generate a sequence of numbers with custom start, end, and step values.

GMT to EST Converter

Time Zone Converters

Convert Greenwich Mean Time (GMT) to Eastern Standard Time (EST).

GMT to IST Converter

Time Zone Converters

Convert Greenwich Mean Time (GMT) to Indian Standard Time (IST).

GMT to PST Converter

Time Zone Converters

Convert Greenwich Mean Time (GMT) to Pacific Standard Time (PST).

Hacker Typer

Development

Fake terminal where smashing the keyboard reveals realistic-looking code for demos and fun.

Hash Generator

Cybersecurity Tools

Generate MD5, SHA-1, SHA-256, and SHA-512 hashes for any text and optionally compare two hashes.

Hex Calculator

Calculators

Perform arithmetic on hexadecimal numbers.

Hreflang Tags Generator

Content & SEO

Generate hreflang link tags for every language/region pair including x-default.

Hreflang Tester

Content & SEO

Test and validate hreflang tags for international SEO. Check for errors and generate HTML code.

HTML Formatter

Development

This free HTML formatter lets you beautify HTML files. Paste the content of your HTML file and the tool automatically formats it.

HTML Lang Attribute Checker

Content & SEO

Verify that <html> declares a valid lang attribute for accessibility and SEO.

HTML Minifier

Development

Compress HTML code for production use.

HTML to Plain Text

Text Utilities

Strip HTML tags and get plain text.

Image Alt Tag Checker

Content & SEO

Spot missing, empty, or duplicate image alt attributes for accessibility and SEO.

Internal Link Checker

Content & SEO

Inspect HTML for internal vs external links, missing anchor text, and nofollow usage.

JS Formatter

Development

Beautify JavaScript code.

JS Minifier

Development

Minify JavaScript code for production.

JSON Formatter

Development

Beautify and validate JSON data.

JSON Minifier

Development

Minify and format JSON data. Remove whitespace, validate syntax, and reduce file size.

JST to PST Converter

Time Zone Converters

Convert Japan Standard Time (JST) to Pacific Standard Time (PST).

Keyword Density Checker

Content & SEO

Analyze text for repeated keywords and phrases to keep content balanced and natural.

Lorem Ipsum Generator

Content & SEO

Generate placeholder text.

Meta Tag Generator

Content & SEO

Generate optimized meta title, description, canonical, and social tags.

Mirror Text

Text Utilities

Generate mirrored text that looks reflected.

Mouse Sensitivity Calculator

Random & Fun

Convert mouse sensitivity between popular FPS games like Valorant, CS:GO, Apex Legends, and Overwatch.

MST to CST Converter

Time Zone Converters

Convert Mountain Standard Time (MST) to Central Standard Time (CST).

Online Syntax Highlighter

Development

Highlight your code with syntax coloring for various languages. Generate HTML with inline styles or classes.

Online Vibration Simulator

Random & Fun

Turn your device into a massager! intense vibration patterns for relaxation and testing.

Passphrase Generator

Cybersecurity Tools

Generate memorable, multi-word passphrases for password managers and secure logins.

Password Generator

Cybersecurity Tools

Generate strong, random passwords with custom length and character options.

Password Policy Tester

Cybersecurity Tools

Define password rules and instantly check whether a password meets your policy.

Password Strength Checker

Cybersecurity Tools

Check how strong your password is and get clear suggestions to improve it.

PDT to EST Converter

Time Zone Converters

Convert Pacific Daylight Time (PDT) to Eastern Standard Time (EST).

Playback Speed Calculator

Calculators

Calculate time saved when watching videos at faster speeds (1.25x, 1.5x, 2x).

PST to EST Converter

Time Zone Converters

Convert Pacific Standard Time (PST) to Eastern Standard Time (EST).

Random Date Generator

Random & Fun

Generate random dates with customizable ranges and formats. Perfect for testing and data generation.

Random Letter Generator

Random & Fun

Generate a random sequence of letters in small or capital caps.

Random Number Generator

Numbers

Generate random numbers within a specific range with options for unique values.

Random Quote Generator

Name & Identity

Get motivational and inspirational quotes.

Random String Generator

Cybersecurity Tools

Generate random strings with specific length and character sets (A-Z, a-z, 0-9, Symbols).

Remove Line Breaks

Text Utilities

Remove line breaks from text or replace them with other characters like commas or spaces.

Rental Property Calculator

Calculators

Analyze rental property ROI.

Reverse Text

Text Utilities

Instantly reverse any string of text.

RGB to Pantone

Development

Convert any RGB color to the closest Pantone match with visual preview and match percentages.

Robots.txt Generator

Content & SEO

Generate a crawler-friendly robots.txt file with user-agent, allow/disallow, and sitemap rules.

Robots.txt Tester

Content & SEO

Test and validate your robots.txt file. Check if URLs are allowed or blocked for different user-agents.

Salary Calculator

Calculators

Convert salary between hourly, monthly, annual.

Schema Markup Generator

Content & SEO

Generate JSON-LD schema markup for better SEO. Support for Article, LocalBusiness, Product, and more.

SERP Simulator

Content & SEO

Preview how your title tags and meta descriptions appear in Google search results. Optimize for better CTR.

Sitemap Checker

Content & SEO

Validate XML sitemaps, catch malformed loc entries, and verify HTTP status codes.

Sort Numbers Online

Numbers

Sort a list of numbers in ascending or descending order. Handles large lists and various delimiters.

Spacebar Speed Test

Random & Fun

How fast can you hit the spacebar? Test your finger speed with this 5, 10, or 30 second challenge.

SQL Formatter

Development

Format SQL queries for readability.

Strikethrough Text

Text Utilities

Generate text with a strikethrough line.

Text Repeater

Text Utilities

Repeat key text multiple times instantly.

Title Case

Text Utilities

Convert text to Title Case for headlines.

Title Generator

Content & SEO

Generate catchy titles for content.

Unicode Text

Text Utilities

Convert text to cool Unicode fonts.

Unit Converter

Calculators

Convert between various units of measurement.

URL Parser

Development

Parse URLs into their components.

Username Generator

Name & Identity

Get random username suggestions based on your personality.

UTC to EST Converter

Time Zone Converters

Convert Coordinated Universal Time (UTC) to Eastern Standard Time (EST).

XML Formatter

Development

Format and beautify XML code.