Webpagetest webpagetest.org

Web Page Test gives you an overall performance waterfall as well as rendering timeline for sites. It also provides critical insight into time to first byte and what could be holding back web page performance.

Serverless serverless.com

Serverless.com homepage.

Nhost nhost.io

Open source backend with a GraphQL API over PostgreSQL, plus auth, storage and functions.

Medusa medusajs.com

Headless open source commerce platform.

Hexo hexo.io

A fast, simple & powerful blog framework

GraphQL graphql.org

Query language designed to build client applications by providing an intuitive and flexible syntax and system for describing their data requirements and interactions.

FbaMonthly fbamonthly.com

FBA Monthly newsletter is an across-the-board summary of the month's most important news articles and blog posts regarding Amazon businesses.

DatoCMS datocms.com

Headless content management system with a CDN-backed GraphQL Content Delivery API.

App Engine cloud.google.com

Nextjs Blog Starter creativedesignsguru.com

WebGL Fundamentals webglfundamentals.org

Series of online tutorials with code samples and live demonstrations.

WebGL 2 Fundamentals webgl2fundamentals.org

Series of online tutorials with code samples and live demonstrations.

The Book of Shaders thebookofshaders.com

Gentle step-by-step guide through the abstract and complex universe of Fragment Shaders.

SHDR Editor shdr.bkcore.com

Live GLSL shader editor, viewer and validator.

GLSL Sandbox glslsandbox.com

Online live editor for fragment shaders.

stylelint stylelint.io

A mighty, modern CSS linter that helps you enforce consistent conventions and avoid errors in your stylesheets. Supports CSS-like syntaxes, including SCSS.

Jake Archibald - Is Service Worker ready? jakearchibald.github.io

Current status of ServiceWorker support in different browsers.

vis.js visjs.org

Network diagrams, descriptive timelines with labels, and has 3D graphs.

Flowing Data flowingdata.com

A resource on maps, visualizations, stats, and design by Nathan Yau, formerly of the New York Times.

Google Charts developers.google.com

Maps are dialed in (of course) and some cool animation options. Extensive docs and use community (forum).

dc.js dc-js.github.io

D3 Library with crossfilter support

amCharts amcharts.com

Three libraries for traditional charts, stock, and maps. Features a hand-drawn style theme option.

Web Audio Weekly Newsletter webaudioweekly.com

Vue.js Jobs - VueJobs vuejobs.com

A Vue.js job portal to hire or get hired for all your Vue.js jobs.

Storybook storybook.js.org

The UI Development Environment. works with v3.2+ later.

AwesomeTechStack awesometechstack.com

Website Tech Stack Analyzer

Hover.css ianlunn.github.io

Collection of CSS3 powered hover animated effects to be applied to links, buttons, logos, SVG, featured images and so on. Available in CSS, Sass, and LESS.

easings.net easings.net

Visual cheat sheet of easing functions. Compare curves, preview motion, and copy CSS or JavaScript snippets.

Etherpad etherpad.org

Collaborative document editing in real-time. (Apache License 2.0)

Tiledesk tiledesk.com

Free Live Chat with open source chatbot builder.

SpeakerDeck speakerdeck.com

Upload your slides as a PDF, and get an online, shareable presentation.

Mux mux.com

Paid - An API to play videos directly to the client. Can also power live streams.

Google Analytics google.com

Freemium web analytics service offered by Google.

Cloudinary cloudinary.com

Image hosting, manipulation and delivery.

Learning jQuery Design Patterns addyosmani.com

MailTrap mailtrap.io

requires-approval - Fake SMTP testing server.

Mail-in-a-box mailinabox.email

Easy-to-deploy mail server package for cloud computers. (CC0)

ScaffoldHub.io scaffoldhub.io

Generate full Angular Material applications with an online modeling tool!

Flexbox Froggy flexboxfroggy.com

A game for learning CSS flexbox.

Flexbox Defense flexboxdefense.com

Tower Defense with a twist: all towers must be positioned with CSS Flexbox.

A guide to flexbox css-tricks.com

metal:

Rocket.Chat rocket.chat

Realtime chat application built with Meteor.

meteor-zsh github.com

Completion for the meteor command.

https://www.submarinecablemap.com/ submarinecablemap.com

TeleGeography.

Hasura hasura.io

🛠️ - 🐙 - Blazing fast, instant real-time GraphQL APIs on Postgres with fine grained access control.

GoodUI goodui.org

Designer News designernews.co

Kuler color.adobe.com

Create color schemes with the color wheel.

Browserling browserling.com

Lets you manually test web pages in different versions of browsers on Windows and Android platforms.

Bootswatch bootswatch.com

Collection of free themes for Bootstrap.