SMTP Server + Web Interface for viewing and testing emails during development.
MailDev is a simple way to test your project's generated email during development, with an easy to use web interface that runs on your machine built on top of Node.js.
GreenMail is an open source, intuitive and easy-to-use test suite of email servers for testing purposes.
Typical use cases include mail integration testing or a lightweight sand boxed mail server for development. GreenMail is the first and only library that offers a test framework for both receiving and retrieving emails from Java.
minica is a small, simple CA intended for use in situations where the CA operator also operates each host where a certificate will be used. It automatically generates both a key and a certificate when asked to produce a certificate. It does not offer OCSP or CRL services. Minica is appropriate, for instance, for generating certificates for RPC systems or microservices.
A Web Framework for Rapidly Building Interactive Diagrams
Workbox is a set of service worker libraries and tools that make it easy to build an offline PWA and take advantage of the service worker APIs.
Free, open source, and modern CSS framework based on Flexbox.
Bulma is a free, open source CSS framework based on Flexbox and built with Sass. It's 100% responsive, fully modular, and available for free.
Slim is a PHP micro framework that helps you quickly write simple yet powerful web applications and APIs.
Mojolicious is a fresh take on Perl web development, based on years of experience developing the Catalyst framework, and utilizing the latest web standards and technologies. You can get started with your project quickly, with a framework that grows with your needs.
The Mojo stack provides a consistent set of components that can be used in any project. The guides cover most aspects of using the framework and the components have comprehensive reference documentation. Mojolicious is a real-time web framework, which allows a new class of web applications using WebSockets and having long-running requests without blocking.
linting and fixing code for all languages
API Documentation & Design Tools for Teams.
Simplify API development for users, teams, and enterprises with the Swagger open source and professional toolset. Find out how Swagger can help you design and document your APIs at scale.
A set of several rich open source bundles
based on Symfony
Postman is an API platform for building and using APIs. Postman simplifies each step of the API lifecycle and streamlines collaboration so you can create better APIs—faster.
A visual way to view ECMAScript 6 compatbility across web browser and other implementations
Resources and Tools around Web Development
Code Playground
Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle code editor.
Amazon Mechanical Turk (MTurk) is a crowdsourcing marketplace that makes it easier for individuals and businesses to outsource their processes and jobs to a distributed workforce who can perform these tasks virtually. This could include anything from conducting simple data validation and research to more subjective tasks like survey participation, content moderation, and more. MTurk enables companies to harness the collective intelligence, skills, and insights from a global workforce to streamline business processes, augment data collection and analysis, and accelerate machine learning development.