Developer Blog
Developer tutorials for JSON, regex, cron, CSS, SEO, DevOps, PDF workflows, and AI-assisted coding — from the CodeKitLab team.
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These cornerstone guides and high-intent tools deserve the most attention from readers and crawlers, so we surface them prominently on the blog homepage.
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Go straight to the tools
YAML to JSON for AI-Native Developer Workflows in 2026
See how YAML to JSON fits into AI-native development loops, safer browser workflows, and faster team handoffs in 2026.
May 18, 2026
2 min read
analyze
Open Graph Preview — Free Online Tool
Preview how page looks on social media
Code Kit Lab
Feb 22, 2026
analyze
Understanding Regular Expressions — A Visual Guide
A beginner-friendly visual guide to mastering regular expressions with practical examples.
Code Kit Lab
Feb 21, 2026
analyze
Character Counter — Free Online Tool
Count characters, words, lines, paragraphs
Code Kit Lab
Feb 21, 2026
analyze
Diff Checker — Free Online Tool
Compare and highlight differences between texts
Code Kit Lab
Feb 20, 2026
analyze
Regex Tester — Free Online Tool
Test and debug regular expressions live
Code Kit Lab
Feb 19, 2026
minify
SVG Optimizer — Free Online Tool
Strip comments, metadata from SVG files
Code Kit Lab
Feb 18, 2026
minify
JS Minifier — Free Online Tool
Minify JavaScript to reduce bundle size
Code Kit Lab
Feb 18, 2026
minify
HTML Minifier — Free Online Tool
Remove whitespace and comments from HTML
Code Kit Lab
Feb 17, 2026
minify
CSS Minifier — Free Online Tool
Reduce CSS file size by minifying
Code Kit Lab
Feb 16, 2026
generate
Fake Data Generator — Free Online Tool
Generate realistic fake data for testing
Code Kit Lab
Feb 15, 2026
generate
CSS Animation Generator — Free Online Tool
Generate CSS animations visually
Code Kit Lab
Feb 15, 2026
generate
Color Palette Generator — Free Online Tool
Generate color palettes from base color
Code Kit Lab
Feb 14, 2026
encode
The Complete Guide to Base64 Encoding for Developers
Everything you need to know about Base64 encoding — when to use it, how it works, and common pitfalls.
Code Kit Lab
Feb 13, 2026
generate
CSS Border Radius Generator — Free Online Tool
Generate CSS border-radius visually
Code Kit Lab
Feb 12, 2026
generate
CSS Clip-path Generator — Free Online Tool
Generate CSS clip-path shapes visually
Code Kit Lab
Feb 12, 2026
generate
Random String Generator — Free Online Tool
Generate random strings custom length
Code Kit Lab
Feb 11, 2026
generate
CSS Grid Generator — Free Online Tool
Build CSS grid layouts visually
Code Kit Lab
Feb 10, 2026
generate
CSS Flexbox Playground — Free Online Tool
Visual playground for CSS flexbox
Code Kit Lab
Feb 10, 2026