Cloudflare speeds up and protects millions of websites, APIs, SaaS services, and other properties connected...

GitHub is the best place to share code with friends, co-workers, classmates, and complete strangers. Over t...

Bitbucket gives teams one place to plan projects, collaborate on code, test and deploy, all with free priva...

Mailgun is a set of powerful APIs that allow you to send, receive, track and store email effortlessly.

MailChimp helps you design email newsletters, share them on social networks, integrate with services you al...

Google Analytics lets you measure your advertising ROI as well as track your Flash, video, and social netwo...

Stripe makes it easy for developers to accept credit cards on the web.

Asana is the easiest way for teams to track their work. From tasks and projects to conversations and dashbo...

Trello is a collaboration tool that organizes your projects into boards. In one glance, Trello tells you wh...

Harness the power of Dropbox. Connect to an account, upload, download, search, and more.

Keep photos, stories, designs, drawings, recordings, videos, and more. Your first 15 GB of storage are free...

Jira's secret sauce is the way it simplifies the complexities of software development into manageable units...

Sentry’s Application Monitoring platform helps developers see performance issues, fix errors faster, and op...

PayPal is an online payments and money transfer service that allows you to send money via email, phone, tex...

The core software is built by hundreds of community volunteers, and when you’re ready for more there are th...

Skype’s text, voice and video make it simple to share experiences with the people that matter to you, where...

The Docker Platform is the industry-leading container platform for continuous, high-velocity innovation, en...

Sublime Text is available for OS X, Windows and Linux. One license is all you need to use Sublime Text on e...

Vim is an advanced text editor that seeks to provide the power of the de-facto Unix editor 'Vi', with a mor...

Imagine all your team communication in one place, instantly searchable, available wherever you go. That’s S...

Public webpages hosted directly from your GitHub repository. Just edit, push, and your changes are live.

Vagrant provides the framework and configuration format to create and manage complete portable development ...

VirtualBox is a powerful x86 and AMD64/Intel64 virtualization product for enterprise as well as home use. N...

Build system automating tasks: minification and copying of all JavaScript files, static images. More capabl...

Bower is a package manager for the web. It offers a generic, unopinionated solution to the problem of front...

RequireJS loads plain JavaScript files as well as more defined modules. It is optimized for in-browser use,...

Free and open source, Ionic offers a library of mobile and desktop-optimized HTML, CSS and JS components fo...

GitLab offers git repository management, code reviews, issue tracking, activity feeds and wikis. Enterprise...

Fast, flexible and pragmatic, PHP powers everything from your blog to the most popular websites in the world.

It is a web application framework with expressive, elegant syntax. It attempts to take the pain out of deve...

Python is a general purpose programming language created by Guido Van Rossum. Python is most praised for it...

Node.js uses an event-driven, non-blocking I/O model that makes it lightweight and efficient, perfect for d...

AngularJS lets you write client-side web applications as if you had a smarter browser. It lets you use good...

jQuery is a cross-platform JavaScript library designed to simplify the client-side scripting of HTML.

Whether you're building highly interactive web applications or you just need to add a date picker to a form...

The MySQL software delivers a very fast, multi-threaded, multi-user, and robust SQL (Structured Query Langu...

Redis is an open source (BSD licensed), in-memory data structure store, used as a database, cache, and mess...

Memcached is an in-memory key-value store for small chunks of arbitrary data (strings, objects) from result...

Git is a free and open source distributed version control system designed to handle everything from small t...

The Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Originally designed as a ...

nginx [engine x] is an HTTP and reverse proxy server, as well as a mail proxy server, written by Igor Sysoe...

npm is the command-line interface to the npm ecosystem. It is battle-tested, surprisingly flexible, and use...

Markdown is two things: (1) a plain text formatting syntax; and (2) a software tool, written in Perl, that ...

It enables real-time bidirectional event-based communication. It works on every platform, browser or device...

Sass is an extension of CSS3, adding nested rules, variables, mixins, selector inheritance, and more. It's ...

It is written with speed and flexibility in mind. It allows developers to build better and easy to maintain...

JavaScript is most known as the scripting language for Web pages, but used in many non-browser environments...

It is the only complete API development environment, used by nearly five million developers and more than 1...

Selenium automates browsers. That's it! What you do with that power is entirely up to you. Primarily, it is...

TypeScript is a language for application-scale JavaScript development. It's a typed superset of JavaScript ...

Started by core members of the original MySQL team, MariaDB actively works with outside developers to deliv...

Create rich applications and stunning visualisations of your data, leveraging the comprehensiveness, accura...

Debian systems currently use the Linux kernel or the FreeBSD kernel. Linux is a piece of software started b...

A bundler for javascript and friends. Packs many modules into a few bundled assets. Code Splitting allows t...

Stack Overflow is a question and answer site for professional and enthusiast programmers. It's built and ru...

Unity is the ultimate game development platform. Use Unity to build high-quality 3D and 2D games, deploy th...

It’s a collection of superfast tests or detects as we like to call them which run as your web page loads, t...

HTML5 is a core technology markup language of the Internet used for structuring and presenting content for ...

The CentOS Project is a community-driven free software effort focused on delivering a robust open source ec...

With Compose, you define a multi-container application in a single file, then spin your application up in a...

An easy to use email app that saves you time and keeps your messages safe. Get your messages instantly via ...

You can get vector icons and social logos on your website with it. It is a font that's made up of symbols, ...

A pluggable and configurable linter tool for identifying and reporting on patterns in JavaScript. Maintain ...

Ubuntu is an ancient African word meaning ‘humanity to others’. It also means ‘I am what I am because of wh...

It is a library for building interactive web interfaces. It provides data-reactive components with a simple...

Goals for ECMAScript 2015 include providing better support for large applications, library creation, and fo...

Build and debug modern web and cloud applications. Code is free and available on your favorite platform - L...

Yarn caches every package it downloads so it never needs to again. It also parallelizes operations to maxim...

CSS3 is the latest evolution of the Cascading Style Sheets language and aims at extending CSS2.1. It brings...

It is an open source high-performance network framework using an event-driven, asynchronous, non-blocking I...

Aa low-level library for event-driven programming in PHP. At its core is an event loop, on top of which it ...