Showing Dev Tools
Developer utilities, code playgrounds, and reference sites picked for everyday coding work.
Dev Tools - SiteHub Directory
Dev Tools(11)
StackBlitz
Browser-based IDE for full-stack web development with instant environments and GitHub integration.
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JSFiddle
Classic browser-based code editor for testing JavaScript, HTML, and CSS with instant live preview.
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CodePen
Front-end developer playground for building and sharing HTML, CSS, and JavaScript snippets and demos.
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Regex101
The most popular online regex tester with real-time highlighting, detailed explanations, and unit tests.
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Hoppscotch
Open-source, lightweight API development tool that runs entirely in the browser with real-time collaboration.
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Insomnia
Lightweight open-source API client for REST, GraphQL, and gRPC with a clean interface and Git sync.
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Have I Been Pwned
Check if your email or password has appeared in a known data breach — by Troy Hunt.
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URLVoid
Check if a website is safe using multiple blacklist and reputation databases.
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WhatRuns
Browser extension identifying the tech stack behind any website — CMS, frameworks, analytics.
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QR code scanner
Easily scan QR codes
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Bolt
Create stunning apps & websites by chatting with AI.
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