XAVERT Free Online Tools

Free Online Tools for Developers, Designers and Everyday Productivity

Discover a growing collection of free online tools for development, SEO, PDF, images, colors, data conversion and everyday productivity. Fast, private and designed to work directly in your browser.

Privacy Local processing 100% Browser-based 0 Server uploads Free No sign-up
Explore Tools

Developer Tools

Build, format, test and manage code-related workflows with practical tools for developers, SEO tasks, structured data and web projects.

JSON Toolkit Pro

Format, validate, minify, escape, unescape and compare JSON data directly in your browser.

Main Features

  • JSON Formatter
  • JSON Minifier
  • JSON Validator
  • JSON Escape / Unescape
  • JSON Compare

Highlights

  • Upload JSON Files
  • Copy & Download Results
  • JSON Statistics
  • Browser-Side Processing

XML ↔ JSON Converter

Convert XML to JSON and JSON to XML instantly with validation and browser-side processing.

Main Features

  • XML → JSON
  • JSON → XML
  • Live Validation
  • Pretty Format

Highlights

  • Copy Result
  • Download Output
  • Instant Conversion
  • Browser-Side Processing

XML Formatter & Validator

Format, minify and validate XML code directly in your browser with clear error detection.

Main Features

  • XML Formatter
  • XML Minifier
  • XML Validator
  • Syntax Error Detection

Highlights

  • Copy Result
  • Download XML
  • Line & Character Count
  • Browser-Side Processing

YAML ↔ JSON Converter

Convert YAML and JSON in both directions with validation, formatting and browser-side processing.

Main Features

  • YAML → JSON
  • JSON → YAML
  • Formatter
  • Validator

Highlights

  • Copy Result
  • Download File
  • Character Statistics
  • Browser-Side Processing

Markdown Editor

Create Markdown content with live preview, HTML conversion and export options.

Main Features

  • Live Preview
  • Markdown to HTML
  • HTML Export
  • Word Counter

Highlights

  • Copy Markdown
  • Copy HTML
  • Download .md
  • Download .html

JWT Decoder

Decode, inspect and validate JSON Web Tokens directly in your browser.

Main Features

  • JWT Decode
  • Header Viewer
  • Payload Viewer
  • Expiration Check

Highlights

  • JSON Formatting
  • Copy Header
  • Copy Payload
  • Browser-Side Processing

JWT Generator

Create secure JSON Web Tokens with custom headers, payloads and secrets directly in your browser.

Main Features

  • HS256 Token Generation
  • Header Editor
  • Payload Editor
  • Secret Key

Highlights

  • Live JWT Preview
  • Copy Token
  • Download JWT
  • Browser-Side Processing

Meta Tag Generator

Generate clean SEO metadata, canonical tags and social sharing snippets for web pages.

Main Features

  • Meta Title
  • Meta Description
  • Meta Keywords
  • Canonical URL

Highlights

  • Open Graph Tags
  • Twitter Cards
  • Copy HTML
  • Instant Preview

Open Graph Generator

Build Open Graph and Twitter Card tags with a clear preview for social platforms.

Main Features

  • OG Title
  • OG Description
  • OG URL
  • OG Image

Highlights

  • Facebook Preview
  • LinkedIn Preview
  • Twitter Card Tags
  • Copy HTML

Robots.txt Generator

Control crawler access with simple robots.txt rules for search engines and site indexing.

Main Features

  • User-Agent Rules
  • Allow & Disallow Paths
  • Crawl Delay
  • Sitemap Reference

Highlights

  • Copy Robots.txt
  • Download File
  • SEO Friendly
  • Instant Generation

Sitemap Generator

Prepare XML sitemaps with URL lists, priority settings and update frequency options.

Main Features

  • XML Sitemap
  • URL Management
  • Priority Settings
  • Change Frequency

Highlights

  • Copy XML
  • Download Sitemap
  • SEO Friendly
  • Instant Generation

Lorem Ipsum Generator

Create placeholder copy for layouts, mockups, landing pages and interface prototypes.

Main Features

  • Paragraphs
  • Sentences
  • Words
  • Custom Length

Highlights

  • Copy Text
  • Download TXT
  • Instant Generation
  • Browser-Side Processing

CSS Minifier & Beautifier

Clean, compress and reformat CSS code for lighter files and better readability.

Main Features

  • CSS Minifier
  • CSS Beautifier
  • Code Formatter
  • Whitespace Cleanup

Highlights

  • Copy Result
  • Download CSS
  • Instant Processing
  • Browser-Side Processing

HTML Minifier

Optimize HTML markup by reducing whitespace or improving code structure.

Main Features

  • HTML Minifier
  • HTML Beautifier
  • Whitespace Cleanup
  • Code Formatting

Highlights

  • Copy Result
  • Download HTML
  • Compression Statistics
  • Browser-Side Processing

SQL Formatter

Turn dense SQL queries into cleaner, easier-to-read statements for debugging and review.

Main Features

  • SQL Formatter
  • Query Beautifier
  • Keyword Formatting
  • Readability Enhancement

Highlights

  • Copy Result
  • Download SQL
  • Instant Formatting
  • Browser-Side Processing

SQL Minifier

Minify SQL queries by removing comments, extra spaces and unnecessary line breaks directly in your browser.

Main Features

  • SQL Minifier
  • Comment Removal
  • Whitespace Cleanup
  • Query Compression

Highlights

  • Copy Result
  • Download SQL
  • Compression Stats
  • Browser-Side Processing

Cron Expression Generator

Build cron schedules, preview timing rules and copy expressions for server automation.

Main Features

  • Cron Builder
  • Schedule Generator
  • Cron Preview
  • Expression Helper

Highlights

  • Copy Expression
  • Human Readable Output
  • Instant Generation
  • Browser-Side Processing

HTACCESS Generator

Generate ready-to-use .htaccess rules for redirects, HTTPS, caching and website security.

Main Features

  • 301 Redirects
  • Force HTTPS
  • WWW Redirects
  • Security Rules

Highlights

  • Copy Result
  • Download .htaccess
  • Instant Generation
  • Browser-Side Processing

.ENV Generator

Create structured environment configuration files for applications, APIs and databases.

Main Features

  • APP Configuration
  • Database Variables
  • API Keys Structure
  • Environment Templates

Highlights

  • Copy Result
  • Download .env
  • Instant Generation
  • Browser-Side Processing

Regex Tester

Test regular expressions with live matching, highlighting and pattern validation.

Main Features

  • Live Regex Testing
  • Match Highlighting
  • Flags Support
  • Match Count

Highlights

  • Copy Matches
  • Clear Inputs
  • Browser-Side Processing
  • No Data Uploads

Base64 Toolkit

Encode and decode Base64 text instantly with UTF-8 support and local processing.

Main Features

  • Base64 Encode
  • Base64 Decode
  • Copy Result
  • Download Result

Highlights

  • Instant Conversion
  • UTF-8 Support
  • Browser-Side Processing
  • No Data Uploads

HTML Entity Encoder / Decoder

Encode and decode HTML entities for safe web content, symbols and special characters.

Main Features

  • HTML Entity Encode
  • HTML Entity Decode
  • Special Character Support
  • Named & Numeric Entities

Highlights

  • Copy Result
  • Download Result
  • Live Character Count
  • Browser-Side Processing

UUID Generator

Generate UUID v4 and UUID v7 identifiers for applications, APIs and software development.

Main Features

  • UUID v4 Generator
  • UUID v7 Generator
  • Bulk UUID Generation
  • Copy All UUIDs

Highlights

  • Custom Quantity
  • TXT / CSV / JSON Export
  • Clear Results
  • Browser-Side Processing

File Hash Checker

Calculate and verify SHA-256, SHA-384 and SHA-512 hashes to check file integrity directly in your browser.

Main Features

  • SHA-256
  • SHA-384
  • SHA-512
  • Checksum Verification

Highlights

  • Drag & Drop Files
  • Match / No Match Check
  • Copy Results
  • Browser-Side Processing

Hash Generator

Generate MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes from text directly in your browser.

Main Features

  • MD5 Hash
  • SHA-1 Hash
  • SHA-256 Hash
  • SHA-384 Hash
  • SHA-512 Hash

Highlights

  • Text Hashing
  • Copy Results
  • Download Results
  • Browser-Side Processing

Text Diff Checker

Compare two texts and instantly identify line-by-line differences directly in your browser.

Main Features

  • Text Comparison
  • Difference Detection
  • Character Count
  • Line Comparison

Highlights

  • Highlight Differences
  • Copy Result
  • Download Result
  • Browser-Side Processing

URL Toolkit

Encode, decode, inspect and build URLs, query strings and UTM parameters with browser-based tools.

Main Features

  • URL Encoder
  • URL Decoder
  • URL Parser
  • UTM Builder

Highlights

  • Query Parameter Reader
  • Copy Results
  • Download Results
  • Browser-Side Processing

HTTP Header Analyzer

Analyze HTTP response headers, security policies, caching rules and server information directly in your browser.

Main Features

  • Header Parser
  • Security Header Check
  • Cache Header Analysis
  • Server Info Detection

Highlights

  • Security Score
  • Missing Header Warnings
  • Copy Report
  • Browser-Side Processing

User-Agent Parser

Analyze User-Agent strings to detect browser, operating system, rendering engine, device type and bots directly in your browser.

Main Features

  • Browser Detection
  • OS Detection
  • Device Detection
  • Bot Detection

Highlights

  • Rendering Engine
  • Version Detection
  • Copy Report
  • Browser-Side Processing

Document Tools

Organize, convert and prepare documents with PDF utilities designed for everyday file management and professional workflows.

Image & Design Tools

Create, optimize and analyze visual assets with image, color and palette tools for design, content and web projects.

Utility Tools

Handle common daily tasks faster with calculators, generators, converters and text utilities built for quick results.

QR Code Generator

Create QR codes for websites, Wi-Fi, contacts, events, email, SMS and more with instant browser-based generation.

Main Features

  • URL & Website QR Codes
  • Wi-Fi QR Codes
  • Email QR Codes
  • Phone & SMS QR Codes
  • Contact vCard QR Codes
  • Event QR Codes
  • Text QR Codes

Highlights

  • PNG & PNG HD
  • SVG Vector
  • PDF & PDF HD
  • Copy QR Image

Barcode Generator

Create professional barcodes for products, inventory, logistics and retail directly in your browser.

Main Features

  • Code 128
  • Code 39
  • EAN-13
  • EAN-8

Highlights

  • SVG Export
  • PNG Download
  • Instant Preview
  • Browser-Side Processing

Date & Time Toolkit

Calculate dates, ages, countdowns, timestamps and time differences with accurate browser-based tools.

Main Features

  • Date Difference Calculator
  • Age Calculator
  • Timestamp Converter
  • Add / Subtract Days
  • Countdown Calculator

Highlights

  • Copy Results
  • Calculation History
  • Clear History
  • Keyboard Shortcut

Unit Converter

Convert length, weight, temperature, volume, area and many other units with instant calculations.

Main Features

  • Length
  • Weight
  • Temperature
  • Area
  • Volume
  • Speed

Highlights

  • Favorite Conversions
  • Swap Units
  • Copy Results
  • Conversion History

Password Toolkit

Generate strong passwords, secure passphrases and cryptographic hashes to improve account security.

Main Features

  • Password Generator
  • Password Strength Checker
  • Passphrase Generator
  • SHA-256 / SHA-512 Hash Generator

Highlights

  • Custom Password Length
  • Password History
  • Copy Password & Passphrase
  • Secure Hash Generation

Text Toolkit

Edit, format, clean, convert and analyze text with fast browser-based utilities for everyday work.

Main Features

  • Word & Character Counter
  • Case Converter
  • Text Cleanup Tools
  • Find & Replace

Highlights

  • Text to Slug
  • URL Encode / Decode
  • Base64 Encode / Decode

Data Conversion Tools

Transform CSV, XLSX, JSON and XML files into cleaner, more useful formats for analysis, development and reporting.

Frequently Asked Questions

What is XAVERT?

XAVERT is a collection of free online tools for developers, creators, productivity, documents, images, SEO, colors and data conversion.

Are XAVERT tools free?

Yes. XAVERT tools are free to use and do not require an account or sign-up.

Are my files uploaded to a server?

Most XAVERT tools process files, text and data directly in your browser. This helps keep workflows fast and privacy-focused.

Which tools are available?

XAVERT includes tools for PDF files, images, QR codes, JSON, Base64, UUIDs, regex testing, color palettes, unit conversion, passwords, text processing and more.

Do I need to install anything?

No. XAVERT runs in the browser, so you can use the tools without installing software.

Why Choose XAVERT?

XAVERT brings together professional browser-based tools for developers, designers, marketers, students and everyday users. Every tool is designed to be fast, simple and privacy-focused, allowing you to complete common tasks without unnecessary software or complicated workflows.

Privacy by Design

Most tools process your files and data locally in the browser, helping keep sensitive information under your control.

Fast Workflow

Open a tool, complete your task and continue working in seconds without creating an account.

Growing Ecosystem

From development utilities to PDF, images, SEO and productivity tools, XAVERT continues to expand with carefully selected features.

Designed for Everyone

Whether you're a developer, freelancer, student, business owner or creator, XAVERT helps simplify everyday digital work.