Tools

Pulumi's open source infrastructure as code SDK enables you to create, deploy, and manage infrastructure on any cloud, using your favorite languages.

JSON Hero makes reading and understand JSON files easy by giving you a clean and beautiful UI packed with extra features.

Test a website URL to find out if the third party resources it uses are hosted on a green host.

Quickly generate browser mockups and screenshots with Pika, a free and open-source app. You can add gradient backgrounds, add browser frame,rounded corners and more.

An open-source, powerful, text-based HTTP client web developer tool, like Postman, that works inside the browser. Write your HTTP/REST requests as text, execute then and view response in the browser.

'Can I Include' tool to help determine if one HTML tag can be included in another HTML tag

Simply input some global data to test from, then a few pieces of different code, that essentially does the same thing. Press `Run` and boom https://hasty.dev is now testing the code, and will return in three seconds. To make the list complete, you can even share links of your performance test code and send it directly to other users.

SVG generator that makes it easy to create lines & strokes that look and feel organic. Tweak the colors, add dashes and make it your own, then export the SVG.

Compressio App is a Open Source Production Grade Image Compression Web Application. It compresses JPG, PNG, GIF & SVG images in both Lossy and Lossless formats.

Bundle Scanner identifies which npm libraries are used on any website. It downloads every Javascript file from a URL and searches through the files for code that matches one of the 35,000 most popular npm libraries.

Cook up app icons for any platform

A tiny little drawing app.

FREE tools for developers like encoder/decoder, HTML/CSS/Javascript formatters, minifiers, fake or test data generators & much more.

A tool for creating animated background gradients in pure CSS.

Potentially interesting stats on stylesheets

Free SVG icons for popular brands.

Stop hating regex and start learning. iHateRegex is a regex cheatsheet that also explains the commonly used expressions so that you understand it.

Supercharge your gradients with non-linear color mix and custom color spaces.

Color scheme for UI design

Keyframes helps you write better CSS with a suite of tools to create CSS @Keyframe animations, box shadows, colors, & more

An open RESTful API for Pokémon data

Friendly tutorials for developers. Focus on React, Gatsby, CSS, and animation.

Search millions of open source packages on Skypack. Free to use.

Check how search engines and social medias such as Google, Facebook, Twitter display your website

With Meta Tags you can edit and experiment with your content then preview how your webpage will look on Google, Facebook, Twitter and more!