Your Ultimate NextUtils

Encode and decode Base64 strings, files, and images. Convert text to Base64 format or decode Base64 back to original content with our free online tool.

Convert between binary, decimal, hexadecimal, and octal number systems. Free online tool for developers and students to perform number base conversions with precision.

Convert between different units of measurement including length, weight, volume, temperature, and more. Comprehensive unit converter for everyday calculations and professional use.

Convert between color formats including RGB, HEX, HSL, CMYK, and more. Professional color converter with color names, brightness analysis, and contrast ratios for designers and developers.

Convert Unix timestamps to readable dates and vice versa. Support for multiple timestamp formats, timezone conversions, and date calculations for developers and system administrators.

Generate secure, strong passwords with customizable options including length, character types, and exclusions. Perfect for creating secure passwords for accounts, applications, and systems.

Generate QR codes for URLs, text, contact information, and more. Customizable QR code generator with size, color, and format options for marketing, business cards, and digital sharing.

Generate various cryptographic hash types including MD5, SHA1, SHA256, SHA512, and more. Essential tool for developers, security professionals, and data integrity verification.

Generate UUIDs (Universally Unique Identifiers) and GUIDs (Globally Unique Identifiers) in various formats. Essential tool for developers creating unique identifiers for databases, APIs, and distributed systems.

Generate random numbers, strings, and data with customizable parameters. Perfect for testing, simulations, games, and any application requiring random data generation.

Generate Lorem Ipsum placeholder text in various lengths and formats. Essential tool for designers, developers, and content creators to fill layouts and test typography.

Generate Git commands for common development tasks including commits, branches, merges, and more. Interactive tool to help developers learn and use Git effectively.

Convert text case between UPPERCASE, lowercase, Title Case, camelCase, snake_case, and more. Essential tool for developers, writers, and content creators to format text consistently.

Count words, characters, sentences, and paragraphs in text with detailed statistics. Essential tool for writers, students, and content creators to meet word count requirements and analyze text.

Convert CSV data to JSON format with customizable options including delimiter detection, header handling, and data validation. Essential tool for data analysts, developers, and anyone working with data formats.

Format and validate JSON data with syntax highlighting, error detection, and beautification. Essential tool for developers, API testers, and anyone working with JSON data.

Format code with proper indentation, spacing, and structure for multiple programming languages. Essential tool for developers to maintain clean, readable code and enforce coding standards.

Compare and highlight text differences between two pieces of text with side-by-side view and change highlighting. Essential tool for writers, editors, developers, and anyone needing to track text changes.

Test regular expressions with real-time matching, highlighting, and explanation. Essential tool for developers, system administrators, and anyone working with pattern matching and text processing.

Minify CSS, JavaScript, and HTML code to reduce file sizes and improve website performance. Essential tool for web developers and performance optimization specialists.

Convert Markdown text to HTML with live preview, customizable options, and multiple output formats. Essential tool for content creators, developers, and anyone working with Markdown documentation.

Advanced calculator with history, scientific functions, and memory features. Perfect for students, engineers, and anyone needing powerful calculation capabilities with a clean, intuitive interface.

Calculate percentages, ratios, proportions, and percentage changes with step-by-step solutions. Essential tool for students, business professionals, and anyone working with percentage calculations.

Compress images while maintaining quality with advanced algorithms and customizable compression settings. Essential tool for web developers, content creators, and anyone needing to optimize image file sizes.

Resize images to different dimensions with aspect ratio preservation, multiple output formats, and batch processing capabilities. Essential tool for web developers, designers, and content creators.

Encode and decode URLs, special characters, and HTML entities with support for multiple encoding standards. Essential tool for web developers, system administrators, and anyone working with URL encoding.

Validate emails, phone numbers, credit cards, postal codes, and more with comprehensive validation rules and error reporting. Essential tool for developers, data analysts, and form validation.

Anonymize, shuffle, and mask sensitive data while preserving structure and relationships. Essential tool for data scientists, researchers, and anyone working with sensitive data that needs anonymization.

Solve expressions and round to significant figures. Counts sig figs, applies add/sub decimals rule, supports log and ln.

Test your clicks per second (CPS) over various durations. Visualize CPS over time with a chart and keep your local history.

Generate and manage color palettes with color theory and accessibility checks.

Create beautiful CSS gradients with visual editor and export CSS.

Convert between HEX, RGB, HSL, CMYK and more.

Countdown and stopwatch with laps and quick presets.

Date differences, age, business days, add/subtract dates.

Find meeting times across timezones with DST support.

Visualize overlapping working hours across timezones.

Build clean UTM campaign URLs with validation and QR export.

Generate customizable QR codes for URLs and more.