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Free Developer Tools

A collection of free, client-side tools for developers. All tools run entirely in your browser - no server uploads, your data stays private.

🔑

UUID/GUID Generator

Generate random UUIDs (v4) with bulk generation support and instant copy functionality.

🔗

Slugify Tool

Convert text into URL-friendly slugs with customizable separators and options.

Timestamp Converter

Convert between Unix timestamps and human-readable dates in various formats.

🔐

Base64 Encoder/Decoder

Encode and decode text or files to/from Base64 format.

🛡️

Password Tool

Check password strength and generate secure passwords with customizable options.

#️⃣

Hash Generator

Generate MD5, SHA-1, SHA-256, and other hashes for text or files.

🎨

Color Palette Generator

Extract dominant colors from images and generate beautiful color palettes.

📝

JSON Formatter & Validator

Format, validate, and pretty-print JSON with syntax highlighting.

🌈

CSS Gradient Generator

Create beautiful CSS gradients with a visual editor and export code.

🔍

Regex Tester

Test regular expressions with live pattern matching and explanations.

🔄

CSV ↔ JSON Converter

Convert between CSV and JSON formats bidirectionally.

💎

Glassmorphism Generator

Create stunning glassmorphism effects with live preview, presets, and animations. Export CSS and Tailwind code.

🔤

Text Encoder/Decoder

Encode and decode text in multiple formats: URL, HTML/XML, Number Base, and AES-256 encryption.

🎨

Color Tools Pro

Professional color utilities: converter, WCAG contrast checker, color blindness simulator, and palette generator.

📷

Image Metadata Reader

Extract and view image EXIF data, dimensions, file size, and metadata. All processing is local.

⚖️

Unit Converter

Convert between units of length, weight, temperature, time, data, speed, area, and volume.

📝

Markdown Preview

Real-time Markdown editor with live preview. Export to HTML or download as Markdown file.

Coming Soon
🖼️

Image Format Converter

Convert images between PNG, JPEG, and WebP formats using canvas.

Coming Soon
📱

QR Code Generator

Generate custom QR codes with colors, logos, and various patterns.

All tools are 100% client-side. Your data never leaves your browser.

AL

Ashley Leslie

Senior Software Developer

I identify complex business challenges and engineer innovative solutions that transform operational efficiency and drive measurable results.

Solving problems through strategic thinking and technical excellence.

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© 2025 Ashley Leslie. All rights reserved.

Built with Angular & Tailwind CSSMade with ❤️ in Germany