✨Developer Tools Suite

CodLab
Tools for Developers

Fast, reliable, and secure development tools. Format, convert, encode, and decode your data with our comprehensive suite of utilities designed for modern developers.

20+
Developer Tools
100%
Client-Side
⚡
Fast Processing
🆓
Free Forever

Lightning Fast

All processing happens in your browser. No server delays, no data uploads.

Secure & Private

Your data never leaves your device. Complete privacy guaranteed.

Developer Friendly

Built by developers, for developers. Clean UI and intuitive workflows.

🛠️ Explore Tools

Everything You Need in One Place

Discover our collection of carefully crafted tools designed to streamline your development workflow and boost your productivity.

Featured Tools

Specialized tools for modern development workflows

LLM Token Counter
Count tokens for popular LLM models with real-time analysis and cost estimation
Featured Tool
AI Utilities
Comprehensive collection of AI-powered utilities including LLM token counters, cost calculators, and more
Featured Tool
GPT-4o Token Counter
Count tokens for OpenAI GPT-4o model with real-time analysis and cost estimation
Featured Tool
Claude 3.5 Sonnet Token Counter
Count tokens for Anthropic Claude 3.5 Sonnet model with real-time analysis and cost estimation
Featured Tool
Gemini 1.5 Pro Token Counter
Count tokens for Google Gemini 1.5 Pro model with real-time analysis and cost estimation
Featured Tool

Code Formatters

Format and beautify your code

JSON Beautifier
Format and validate JSON with syntax highlighting
Code Formatter
HTML Beautifier
Format and validate HTML with syntax highlighting
Code Formatter
CSS Beautifier
Format and validate CSS with syntax highlighting
Code Formatter
XML Beautifier
Format and validate XML documents with syntax highlighting
Code Formatter

Code Converters

Convert between different formats

YAML to XML Converter
Convert YAML documents to XML format
Code Converter
YAML to JSON Converter
Convert YAML documents to JSON format with proper indentation
Code Converter
JSON to XML Converter
Convert JSON documents to XML format with proper structure
Code Converter
XML to JSON Converter
Convert XML documents to JSON format with proper structure
Code Converter
JSON to YAML Converter
Convert JSON documents to YAML format with proper structure
Code Converter
XML to YAML Converter
Convert XML documents to YAML format with proper structure
Code Converter
CSV to JSON Converter
Convert CSV files to JSON format with automatic type detection
Code Converter
JSON to CSV Converter
Convert JSON data to CSV format with automatic column detection
Code Converter
CSV to XML Converter
Convert CSV files to XML format with automatic structure detection
Code Converter
XML to CSV Converter
Convert XML documents to CSV format with automatic column detection
Code Converter
JavaScript to JSON Converter
Convert JavaScript objects and arrays to JSON format with proper indentation
Code Converter

Encoders

Encode content in various formats

Base64 Encoder
Encode text and files using Base64 encoding
Encoder
URL Encoder
Encode URLs and URI components safely
Encoder
HTML Encoder
Encode text to HTML entities safely
Encoder

Decoders

Decode content in various formats

Base64 Decoder
Decode Base64 encoded text back to its original form
Decoder
URL Decoder
Decode URL-encoded strings back to their original form
Decoder
HTML Decoder
Decode HTML entities back to plain text
Decoder
JWT Decoder
Decode and validate JSON Web Tokens (JWT)
Decoder

Code Minifiers

Minify and compress your code for production

JSON Minifier
Minify JSON data with compression statistics and validation
Code Minifier
JavaScript Minifier
Minify JavaScript code with compression statistics and validation
Code Minifier
HTML Minifier
Minify HTML documents with compression statistics and validation
Code Minifier
CSS Minifier
Minify CSS stylesheets with compression statistics and validation
Code Minifier

CSS Utilities

Utilities for CSS development and optimization

CSS Clamp() Generator
Generate responsive CSS clamp() functions for fluid typography and spacing with visual preview
CSS Utilitie

AI Utilities

AI-powered tools for prompt engineering and optimization

AI Prompt Engineering Helper
Design, test, and optimize AI prompts with template management, variable substitution, and real-time preview
AI Utilitie

Data Utilities

Tools for working with data structures, schedules, and automation

CRON Expression Builder
Create and understand CRON expressions with visual feedback, presets, and real-time validation
Data Utilitie

Web Development

Tools for web development, SEO, and website optimization

Favicon Generator
Generate favicons in multiple formats for all platforms with real-time preview and HTML integration
Web Developmen
.gitignore Generator
Generate .gitignore files for your projects with templates for popular languages, frameworks, and tools
Web Developmen