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Snappy Tools

Free browser-side tools for developers & designers — CSS minifier, JSON formatter, color picker & 18 more. No signup. No uploads. snappytools.app

Location London, UK Joined Joined on  Personal website https://snappytools.app
Why Formatted SQL Is Worth the Extra Keystrokes

Why Formatted SQL Is Worth the Extra Keystrokes

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4 min read
YAML vs JSON: When to Use Each (and When They're Interchangeable)

YAML vs JSON: When to Use Each (and When They're Interchangeable)

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3 min read
MD5, SHA-1, SHA-256: Which Hash Algorithm Should You Use?

MD5, SHA-1, SHA-256: Which Hash Algorithm Should You Use?

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3 min read
What Makes a Password Actually Secure? A Developer's Guide

What Makes a Password Actually Secure? A Developer's Guide

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3 min read
JWT Decoding: Reading Tokens Without a Library

JWT Decoding: Reading Tokens Without a Library

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3 min read
CSS Minification: What It Is, Why It Matters, and How to Do It

CSS Minification: What It Is, Why It Matters, and How to Do It

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3 min read
UUIDs Explained: Versions, Use Cases, and When to Use Auto-Increment Instead

UUIDs Explained: Versions, Use Cases, and When to Use Auto-Increment Instead

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3 min read
Base64 Encoding Explained: What It Is, Why It Exists, and When to Use It

Base64 Encoding Explained: What It Is, Why It Exists, and When to Use It

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3 min read
JSON Formatting: Why Pretty-Printing Your API Responses Matters

JSON Formatting: Why Pretty-Printing Your API Responses Matters

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3 min read
Word Count and Character Count: The Practical Guide for Writers and Developers

Word Count and Character Count: The Practical Guide for Writers and Developers

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3 min read
Lorem Ipsum: What It Is, Why Designers Use It, and When to Stop

Lorem Ipsum: What It Is, Why Designers Use It, and When to Stop

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3 min read
CSS Gradients: A Complete Guide for Developers and Designers

CSS Gradients: A Complete Guide for Developers and Designers

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3 min read
Hash Functions Explained: MD5, SHA-1, SHA-256, and When to Use Each

Hash Functions Explained: MD5, SHA-1, SHA-256, and When to Use Each

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4 min read
Keyword Density in 2026: What the Numbers Actually Mean for SEO

Keyword Density in 2026: What the Numbers Actually Mean for SEO

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4 min read
URL Encoding Explained: %20, + Signs, and the encodeURIComponent vs encodeURI Confusion

URL Encoding Explained: %20, + Signs, and the encodeURIComponent vs encodeURI Confusion

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3 min read
SQL Formatting Is Not Optional: Here's Why and How

SQL Formatting Is Not Optional: Here's Why and How

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3 min read
Base64 Explained: Why Your API Payloads Get 33% Bigger

Base64 Explained: Why Your API Payloads Get 33% Bigger

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3 min read
Lorem Ipsum for Developers: Stop Hardcoding Placeholder Text

Lorem Ipsum for Developers: Stop Hardcoding Placeholder Text

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3 min read
CSS Gradient Animations: Three Techniques That Actually Work

CSS Gradient Animations: Three Techniques That Actually Work

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3 min read
Open Graph Tags Explained: How to Control What Shows When You Share a Link

Open Graph Tags Explained: How to Control What Shows When You Share a Link

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4 min read
Unix Timestamps Explained: The Developer's Complete Reference

Unix Timestamps Explained: The Developer's Complete Reference

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3 min read
SQL Formatting: Why It Matters More Than You Think (and How to Do It Right)

SQL Formatting: Why It Matters More Than You Think (and How to Do It Right)

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3 min read
CSS Gradients in 2026: Linear, Radial, and Conic — A Complete Reference

CSS Gradients in 2026: Linear, Radial, and Conic — A Complete Reference

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2 min read
Readability Scores Explained: Flesch-Kincaid, Gunning Fog, and When They Actually Matter

Readability Scores Explained: Flesch-Kincaid, Gunning Fog, and When They Actually Matter

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2 min read
WCAG Color Contrast: A Developer's Reference Guide

WCAG Color Contrast: A Developer's Reference Guide

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3 min read
Base64 Encoding: What It Is, When to Use It, and When Not To

Base64 Encoding: What It Is, When to Use It, and When Not To

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2 min read
QR Code Print Sizes: How Big Should Your QR Code Be?

QR Code Print Sizes: How Big Should Your QR Code Be?

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3 min read
Lorem Ipsum: The Designer's Complete Reference (Lengths, Formats, Tool Shortcuts)

Lorem Ipsum: The Designer's Complete Reference (Lengths, Formats, Tool Shortcuts)

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3 min read
How Many Words Is [X] Characters? A Complete Reference Guide

How Many Words Is [X] Characters? A Complete Reference Guide

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3 min read
SQL Formatting: Why Consistent Style Matters More Than You Think

SQL Formatting: Why Consistent Style Matters More Than You Think

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3 min read
What Does a CSS Minifier Actually Remove? (And What It Keeps)

What Does a CSS Minifier Actually Remove? (And What It Keeps)

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2 min read
CSS Gradient Angles: A Complete Guide (0deg to 360deg)

CSS Gradient Angles: A Complete Guide (0deg to 360deg)

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2 min read
CSS text-transform vs a Real Case Converter: What's the Difference?

CSS text-transform vs a Real Case Converter: What's the Difference?

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2 min read
UUID v4 vs UUID v7 vs ULID vs NanoID: Which Should You Use?

UUID v4 vs UUID v7 vs ULID vs NanoID: Which Should You Use?

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3 min read
5 Common JSON Errors and How to Fix Them Fast

5 Common JSON Errors and How to Fix Them Fast

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2 min read
Number Systems for Developers: Binary, Octal, Decimal, and Hex Explained

Number Systems for Developers: Binary, Octal, Decimal, and Hex Explained

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3 min read
The Developer's Guide to CSS Minification: Why It Matters and How to Do It

The Developer's Guide to CSS Minification: Why It Matters and How to Do It

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3 min read
Number Systems Demystified: Binary, Octal, Decimal, and Hex

Number Systems Demystified: Binary, Octal, Decimal, and Hex

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4 min read
Binary, Octal, Decimal, Hex: Why Programmers Use Four Number Systems

Binary, Octal, Decimal, Hex: Why Programmers Use Four Number Systems

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4 min read
JSON Schema Validation: A Practical Guide with Examples

JSON Schema Validation: A Practical Guide with Examples

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3 min read
How to Use Regex for Text Processing: Practical Examples in JavaScript and Python

How to Use Regex for Text Processing: Practical Examples in JavaScript and Python

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4 min read
Markdown to HTML: Syntax Reference and Conversion Guide

Markdown to HTML: Syntax Reference and Conversion Guide

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3 min read
YAML vs JSON: When to Use Each and How to Convert Between Them

YAML vs JSON: When to Use Each and How to Convert Between Them

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4 min read
CSS Box Shadow: The Complete Guide to Shadows, Layers, and Design Patterns

CSS Box Shadow: The Complete Guide to Shadows, Layers, and Design Patterns

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4 min read
QR Code Generation and Scanning in Web Apps: A Developer's Guide

QR Code Generation and Scanning in Web Apps: A Developer's Guide

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4 min read
QR Codes in Web Development: Generation, Scanning, and Best Practices

QR Codes in Web Development: Generation, Scanning, and Best Practices

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4 min read
SQL Window Functions: A Practical Guide to ROW_NUMBER, RANK, LAG, and LEAD

SQL Window Functions: A Practical Guide to ROW_NUMBER, RANK, LAG, and LEAD

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4 min read
Deduplication Techniques for Text, Lists, and Data: When to Use Which

Deduplication Techniques for Text, Lists, and Data: When to Use Which

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4 min read
Character Limits That Actually Matter: Twitter, LinkedIn, Meta Descriptions, and More

Character Limits That Actually Matter: Twitter, LinkedIn, Meta Descriptions, and More

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3 min read
CSS Color Formats: A Practical Guide to HEX, RGB, HSL, and oklch

CSS Color Formats: A Practical Guide to HEX, RGB, HSL, and oklch

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4 min read
How to Read, Debug, and Format JSON API Responses

How to Read, Debug, and Format JSON API Responses

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4 min read
Hash Functions Explained: MD5, SHA-1, SHA-256 and When to Use Each

Hash Functions Explained: MD5, SHA-1, SHA-256 and When to Use Each

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4 min read
CSS Box Shadows: The Complete Guide From Flat to Floating

CSS Box Shadows: The Complete Guide From Flat to Floating

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4 min read
Why Your SQL Looks Like a Mess (And How to Fix It in Seconds)

Why Your SQL Looks Like a Mess (And How to Fix It in Seconds)

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4 min read
JWTs Explained: What's Inside That Token and How to Read It

JWTs Explained: What's Inside That Token and How to Read It

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4 min read
JSON Schema Explained: Validate Your API Data Before It Breaks Production

JSON Schema Explained: Validate Your API Data Before It Breaks Production

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3 min read
JavaScript Minification Explained: How Terser Shrinks Your Code (and Why It Matters)

JavaScript Minification Explained: How Terser Shrinks Your Code (and Why It Matters)

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3 min read
URL Encoding Explained: Why Special Characters Break Your URLs (and How to Fix It)

URL Encoding Explained: Why Special Characters Break Your URLs (and How to Fix It)

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3 min read
Color Contrast in Web Design: WCAG AA, AAA, and Why It Actually Matters

Color Contrast in Web Design: WCAG AA, AAA, and Why It Actually Matters

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4 min read
JWT Tokens Decoded: What's Actually Inside Your Auth Token

JWT Tokens Decoded: What's Actually Inside Your Auth Token

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3 min read
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