Online Developer Tools & Free Web Utilities

Use free online tools for converting, formatting, generating, validating, and more. Fast, privacy-friendly, and mobile-ready.

everytools offers 100+ free online tools for developers, designers, and anyone working with code or data. No installation, no signup, no account. Most tools run entirely in your browser—your data never leaves your device.

Format code (JavaScript, HTML, CSS, SQL, XML), convert data (JSON↔CSV, Markdown↔HTML, Base64↔Image), encode and decode (URL, Base64, HTML entities), validate (JSON, email, URL, IP), generate (passwords, UUIDs, colors, Lorem Ipsum), and more. Copy results with one click or download when supported.

New tools are added regularly. Use the search above or browse by category to find what you need. All tools are free, ad-free, and privacy-focused—works on desktop and mobile.

Browse by Category

Generators

Generate random passwords, UUIDs, colors, QR codes, slugs, and more. Essential tools for developers and everyday use.

Minifiers

Minify JavaScript, HTML, CSS, and JSON to reduce file size and improve load times. Keep your code compact and fast.

Formatters

Format and beautify code in multiple languages. Support for JavaScript, HTML, CSS, JSON, SQL, XML, and more.

Converters

Convert between formats: JSON to CSV, YAML to JSON, base64 to image, and many more data transformations.

Hash Generators

Create cryptographic hashes: MD5, SHA-1, SHA-256, SHA-512, SHA-3, and RIPEMD-160 for security and integrity.

Encoders & Decoders

Encode and decode URL, Base64, Base32, Base58, Base62, HTML entities, and QR codes.

Viewers

View and inspect content: diff viewer, image color picker, source code viewer, and more.

Parsers

Parse and analyze URLs, cURL commands, user agents, and color values.

Validators

Validate CSS, JSON, CSV, and other formats. Ensure your data is correct before use.

Encryption Tools

Encrypt and decrypt data using AES, Rabbit, and TripleDES algorithms. Client-side security.

URL Tools

Online URL utilities: follow redirects, URL shortening, and URL-related operations.

Video Tools

YouTube and TikTok utilities: extract video IDs, get thumbnail URLs, convert timestamps. For creators and developers.

LLM Tools

Token counters, JSON extractors, and utilities for working with AI prompts and LLM outputs. Estimate token usage and parse responses.

CSS Tools

Generate CSS for gradients, box shadows, flexbox, backgrounds, and more. Visual editors with live preview. Copy-ready code.

Popular Tools

Word Count Counter

Count words, characters, and sentences in text. Useful for writers and content creators.

Wheel Picker

Random wheel picker for fair selection. Spin the wheel to choose randomly.

Days Calculator

Calculate the number of days between two dates. Track durations and deadlines.

Random Password Generator

Generate secure random passwords with custom length and character sets.

Random Color Generator

Generate random colors in HEX, RGB, HSL formats for design and development.

Random Text Generator

Generate random text, Lorem Ipsum, and placeholder content.

JavaScript Minifier

Minify JavaScript code. Remove whitespace and shorten variable names.

HTML Minifier

Minify HTML to reduce file size and improve page load speed.

CSS Minifier

Minify CSS by removing unnecessary whitespace and comments.

JSON Minifier

Minify JSON by removing whitespace and newlines.

JavaScript Formatter

Format and beautify JavaScript code with proper indentation.

HTML Formatter

Format HTML with consistent indentation and line breaks.

CSS Formatter

Format CSS for better readability and maintainability.

PHP Formatter

Format PHP code with proper styling and indentation.

Ruby Formatter

Format Ruby code for consistency and readability.

JSON Formatter

Format and validate JSON with syntax highlighting.

JSON to CSV

Convert JSON data to CSV format. Export JSON to spreadsheet-friendly format.

CSV to JSON

Convert CSV to JSON. Parse comma-separated values into structured data.

JSON to YAML

Convert JSON to YAML format. Transform data between formats.

Case Converter

Convert text between camelCase, snake_case, kebab-case, and more.

Base64 to Image

Convert Base64 encoded strings to images. Decode and display images.

Image to Base64

Convert images to Base64 encoding. Embed images in HTML or JSON.

MD5 Hash Generator

Generate MD5 hash from text. Fast cryptographic hash for checksums.

SHA-1 Hash Generator

Generate SHA-1 hash from text.

SHA-256 Hash Generator

Generate SHA-256 hash. Secure hashing for passwords and integrity.

SHA-512 Hash Generator

Generate SHA-512 hash. Strong cryptographic hashing.

SHA-3 Hash Generator

Generate SHA-3 (Keccak) hash.

RIPEMD-160 Hash Generator

Generate RIPEMD-160 hash.

URL Decoder

Decode URL-encoded strings. Convert percent-encoded text to readable form.

URL Encoder

Encode text for URLs. Convert special characters to percent-encoding.

Base32 Encoder

Encode text to Base32 format.

Base32 Decoder

Decode Base32 encoded strings.

Base64 Encoder

Encode text or binary to Base64.

Base64 Decoder

Decode Base64 encoded strings.

Diff Viewer

Compare two texts and view differences. Side-by-side or unified diff view.

Image Average Color

Get the dominant or average color from an image.

Image Color Palette

Extract color palette from images.

Image Color Picker

Pick colors from images. Get hex, RGB values from any image.

Source Code Viewer

View and inspect webpage source code with syntax highlighting.

JSON Viewer

View JSON as a collapsible tree. Pretty-print and explore.

URL Parser

Parse and analyze URL components: protocol, host, path, query, fragment.

cURL Parser

Parse cURL commands. Convert cURL to different languages and formats.

User Agent Parser

Parse and analyze browser user agent strings.

Color Parser

Parse color values: hex, RGB, HSL, and convert between formats.

JWT Decoder

Decode and inspect JSON Web Tokens. View header, payload, and signature.

Regex Tester

Test regular expressions against sample text. See matches in real time.

CSS Validator

Validate CSS syntax and find errors.

JSON Validator

Validate JSON syntax. Find and fix JSON errors.

CSV Validator

Validate CSV format and structure.

Email Validator

Validate email format and check syntax.

URL Validator

Validate URL format and structure.

IP Address Validator

Validate IPv4 and IPv6 addresses.

AES Decryption Tool

Decrypt data encrypted with AES algorithm.

AES Encryption Tool

Encrypt data using AES algorithm. Secure client-side encryption.

Rabbit Decryption Tool

Decrypt data encrypted with Rabbit algorithm.

Rabbit Encryption Tool

Encrypt data using Rabbit stream cipher.

TripleDES Decryption Tool

Decrypt TripleDES encrypted data.

TripleDES Encryption Tool

Encrypt data using TripleDES algorithm.

Follow Redirect URL

Follow URL redirects and get the final destination. Check where a URL points to.

URL Shortener

Shorten long URLs. Create compact links.

YouTube Video ID Extractor

Extract video ID from any YouTube URL. Supports youtube.com, youtu.be, and embedded formats.

YouTube Thumbnail Generator

Get thumbnail image URLs from YouTube video ID. Multiple resolutions available.

YouTube Timestamp Converter

Convert timestamps like 1:30 or 1m30s to seconds and vice versa. For video chapters.

TikTok Video ID Extractor

Extract video ID from TikTok URLs. Get the unique ID for sharing or embedding.

TikTok Username Validator

Validate TikTok username format. Check if @username is valid before use.

Prompt Token Counter

Count characters, words, and estimate tokens for LLM prompts. Useful for OpenAI, Claude, and other AI APIs.

LLM JSON Extractor

Extract JSON from LLM responses. Parse code blocks and clean malformed JSON from AI output.

MCP Tool Schema Generator

Generate Model Context Protocol (MCP) tool definitions. Create name, description, and inputSchema JSON for MCP servers.

MCP Config Formatter

Format and validate MCP server configuration (mcp.json). Pretty-print and check structure for Cursor, Claude, and other MCP clients.

llms.txt Generator

Generate llms.txt for your website. Creates AI-readable discovery file with name, summary, contact, and services. Spec 1.1.1 compatible.

CSS Gradient Generator

Create CSS linear and radial gradients. Pick colors, set stops, adjust angle. Live preview and copy-ready code.

CSS Box Shadow Generator

Generate box-shadow CSS. Adjust offset, blur, spread, color. Multiple shadows. Live preview.

CSS Flexbox Generator

Visual Flexbox playground. Set flex-direction, justify, align. See layout instantly. Copy CSS.

CSS Background Generator

Create CSS backgrounds: solid, gradient, or pattern. Combine colors and gradients. Copy code.

CSS Border Radius Generator

Generate border-radius CSS. Individual corners or shorthand. Pill, circle, custom. Live preview.

CSS Text Shadow Generator

Create text-shadow CSS. Offset, blur, color. Multiple shadows for depth. Live preview.