40+ Free Developer Tools

Build. Learn. Master the Web.

Color pickers, box shadow generators, CSS animators, live code editors, and structured learning paths — everything a web developer needs, in one place.

40+
Dev Tools
12+
Learning Paths
100%
Free to Use
gizdevcraft.in/tools/color-picker
🎨 Color Picker
🌑 Box Shadow
🌈 Gradient
💻 Live Code
.card {
  padding: 24px;
  border-radius: 12px;
}

Every tool you need.
Nothing you don't.

Visual generators, converters, validators and playgrounds — all built for speed and zero friction.

🎨
Color Picker
HEX, RGB, HSL, OKLCH — copy any format instantly. Includes color harmonies and accessibility contrast checker.
CSSDesignA11y
🌑
Box Shadow Generator
Build layered shadows visually. Real-time CSS output with multiple shadow layers, neumorphism presets.
CSSShadowNeumorphism
🌈
Gradient Generator
Linear, radial and conic gradients with multiple stops. Export CSS, SVG or Figma tokens.
CSSBackground
Border Radius Generator
Fine-tune each corner independently. Generate CSS border-radius or SVG clip-paths for organic blob shapes.
CSSShape
📐
Flexbox Playground
Toggle every flex property visually. See how justify-content, align-items, and wrap interact in real time.
CSSLayoutLearn
🔲
CSS Grid Builder
Draw your grid layout visually. Set columns, rows, gaps and areas — get copy-ready CSS Grid code.
CSSLayout
🎞
CSS Animation Studio
Build @keyframe animations with a visual timeline. Easing curves, delays, iteration modes — no coding needed.
CSSAnimationKeyframes
🔤
Type Scale Generator
Generate a harmonious modular type scale. Preview Google Fonts pairings and export as CSS variables.
TypographyDesign
🔷
SVG Shape Generator
Create blobs, waves, triangles and polygons. Edit path points visually and export clean SVG code.
SVGShapes
✂️
Clip Path Maker
Drag polygon points to create custom CSS clip-path shapes for hero sections, images, and cards.
CSSShapes
🧮
CSS Specificity Calc
Paste selectors and instantly see their specificity score. Understand cascade conflicts visually.
CSSLearn
💻
HTML/CSS/JS Editor
Full-featured browser IDE with syntax highlighting, Emmet support, and live preview. Share your snippets.
HTMLCSSJSLive

From zero to job-ready.

Structured paths that combine interactive tools with visual lessons. Learn by doing.

01
🧱
HTML Foundations
Understand semantic HTML, document structure, forms, accessibility and SEO-ready markup.
  • Document structure & semantic tags
  • Forms and input validation
  • Tables and lists
  • Accessibility (ARIA roles)
  • SEO meta tags & Open Graph
02
🎨
CSS Mastery
From selectors to animations — visual tools reinforce every concept with live feedback.
  • Box model & specificity (with our calc)
  • Flexbox & Grid layouts
  • Custom properties & theming
  • Transitions & @keyframes
  • Responsive design & media queries
03
JavaScript Essentials
Hands-on JS exercises directly in the browser editor. Algorithms, DOM, events and APIs.
  • DOM selection & manipulation
  • Events & async programming
  • Fetch API & JSON
  • ES6+ modern syntax
  • Debugging & dev tools

Write code. See results.
No setup needed.

Full HTML + CSS + JS editor with live preview. Emmet shortcuts, auto-complete, and a shareable link for anything you build.

▶ Open Editor
1<!-- GizDevCraft Live Editor -->
2<div class="card">
3  <h2>Hello, GizDevCraft!</h2>
4  <p>Edit me and hit Run</p>
5  <button onclick="greet()">👋 Greet</button>
6</div>
7
8<link rel="stylesheet" href="style.css">
9<script src="script.js"></script>

Hello, GizDevCraft!

Edit me and hit Run ▶

40+ tools. All free.

🎨
Color Picker
CSS Tools
🌑
Box Shadow Generator
CSS Tools
🌈
Gradient Generator
CSS Tools
Border Radius Maker
CSS Tools
📐
Flexbox Playground
Layout
🔲
CSS Grid Builder
Layout
🎞
CSS Animation Studio
CSS Tools
✂️
Clip Path Maker
CSS Tools
🔷
SVG Shape Generator
SVG & Icons
🔤
Type Scale Generator
Typography
🧮
CSS Specificity Calc
CSS Tools
💻
Live Code Editor
Editor
🔍
Regex Tester
Utilities
📦
Base64 Encoder
Utilities
🔗
URL Encoder
Utilities
📋
JSON Formatter
Utilities
🖼
Image to Base64
Utilities
📏
PX to REM Converter
CSS Tools
🌊
Wave/Divider Maker
SVG & Icons
🎯
CSS Variables Manager
CSS Tools
🧱
HTML Structure Quiz
Learning
🏋️
CSS Challenges
Learning
JS Mini Exercises
Learning
🗺
CSS Selector Tester
CSS Tools

Everything in one tab.

Stop juggling twelve bookmarked utilities. Generate, learn and test in the same place — and keep what you finish.

Instant, no sign-up

Every tool runs the moment the page loads. No account, no paywall, no “start free trial” before you can copy one CSS value.

🔒

Your data stays yours

Colour, hashing, encoding and image tools run entirely in your browser. Nothing you paste is uploaded anywhere.

📈

Progress that sticks

Create a free account and every lesson you finish is saved. Come back next week and pick up on the exact lesson you stopped at.

📋

Copy-ready output

Every generator gives you clean, production-shaped CSS, SVG or JSON — formatted and ready to paste, not a screenshot.

🧭

Learn in order

Roadmaps and paths tell you what to learn next, so you're never staring at a wall of docs wondering where to start.

💻

Test it live

Jump from any lesson straight into the editor with the example pre-loaded. Change it, break it, share the result with a link.

Never lose your place again.

Mark lessons complete as you go. GizDevCraft remembers where you are in every learning path and shows your progress on one dashboard.

Questions, answered.

Is GizDevCraft really free?

Yes — every tool and every lesson, with no usage limits. An account is optional and only exists so your lesson progress can be saved.

Do I need an account to use the tools?

No. All 100+ tools work straight away without signing in. You only need an account if you want your completed lessons remembered between visits.

Is my data sent to a server?

The colour, encoding, hashing, image and formatting tools run entirely in your browser — nothing you paste leaves your machine. The only things stored server-side are code snippets you explicitly save from the editor and lessons you mark complete.

How long do saved editor snippets last?

Shared snippets stay live for 30 days from the moment you save them, then expire automatically.

Can I use the generated code in commercial projects?

Absolutely. Anything you generate — CSS, SVG, JSON, palettes — is yours to use in any project, personal or commercial, with no attribution required.

What order should I learn things in?

Start with a roadmap. Each one lays out topics in a sensible sequence and links to the matching lessons, so you always know what comes next.

Know exactly what to learn,
and in what order.

Visual, interactive roadmaps inspired by roadmap.sh — tailored to the GizDevCraft stack. Track your progress, one topic at a time.

View All Roadmaps →

Start building. Start learning. Today.

GizDevCraft is free for developers at every level — from your first HTML tag to production-ready CSS systems.