Learn new technologies right in your browser : Interactive Technical Learning Platform for Software Engineers.

Over 100 interactive scenarios helping you solve real problems and learn new skills. Learn about how different Open Source Projects can help solve your problems. Playgrounds give you a configured environment to start playing and exploring using an unstructured learning approach. Katacoda provides a platform to build live interactive demo and training environments. Our environments can be customised to match your applications requirements. The step-by-step guided pathways are designed to ensure the user learns in the best way possible.

Common-Flow is an attempt to gather a sensible selection of the most common usage patterns of git into a single and concise specification. It is based on the original variant of GitHub Flow, while taking into account how a lot of open source projects use git.

In short, Common-Flow is essentially GitHub Flow with the addition of versioned releases, optional release branches, and without the requirement to deploy to production all the time.

Chrome automation made simple. Runs locally or headless on AWS Lambda.

Chromeless can be used to...

• Run 1000s of browser integration tests in parallel ⚡️
  Crawl the web & automate screenshots
• Write bots that require a real browser
• Do pretty much everything you've used PhantomJS, NightmareJS or Selenium for before

Home of the world's biggest collection of classic text mode fonts, system fonts and BIOS fonts from DOS-era IBM PCs and compatibles

Mautic is marketing automation software (email, social & more). Social Media Marketing, Contact Management, Email Marketing, Forms, Campaigns, Reports

Insight.io brings IDE-like code intelligence features such as cross-reference, class hierarchy and semantic search, right into your browser and helps developers to work with more productivity.

Barman (Backup and Recovery Manager) is an open-source administration tool for disaster recovery of PostgreSQL servers written in Python. It allows your organization to perform remote backups of multiple servers in business critical environments and help DBAs during the recovery phase.

This package checks if the application resources are running as they should and creates a service status panel.
It has the following main points:

• Highly extensible and configurable: you can create new checkers and notifiers very easily, and you can virtually change everything on it.
• Easy configuration: uses YAML as configuration files
• Resilient resource checker: if the framework is working and at least one notification channel, you should receive notification messages.
• Built-in notification system: get notifications via mail, slack, telegram or anything else you need.
• Routes for: panel, json result, string result and resource.
• Configurable panel design.
• Cache.
• Schedule checks to automatically receive notifications when a service fails.
• View app error messages right in the panel.
• Http response codes 200 and 500, on error, for services like Envoyer to keep track of your app health.

BotMan is a framework agnostic PHP library that is designed to simplify the task of developing innovative bots for multiple messaging platforms, including Slack, Telegram, Microsoft Bot Framework, Nexmo, HipChat, Facebook Messenger and WeChat.

Checklist of the most important security countermeasures when designing, testing, and releasing your API.

TagUI is a general purpose tool for automating web interactions

Seashells lets you pipe output from command-line programs to the web in real-time, even without installing any new software on your machine. You can use it to monitor long-running processes like experiments that print progress to the console.

apiato is a starter project, designed to help you build scalable API’s faster, by providing tools and functionalities that facilitates the development of any API-Centric Applications.

A thing to make PHAR self-updates easy and secure.

This package provides a library and a command-line tool named wormhole, which makes it possible to get arbitrary-sized files and directories (or short pieces of text) from one computer to another. The two endpoints are identified by using identical "wormhole codes": in general, the sending machine generates and displays the code, which must then be typed into the receiving machine.

Simple, single-command web publishing. Publish HTML, CSS, and JS for free, without leaving the command line.

Jest is used by Facebook to test all JavaScript code including React applications. Complete and easy to set-up JavaScript testing solution. Works out of the box for any React project. Fast interactive watch mode runs only test files related to changed files and is optimized to give signal quickly. Capture snapshots of React trees or other serializable values to simplify testing and to analyze how state changes over time.

Secure and simple terminal sharing

warp lets you securely share your terminal with one simple command: warp open. When connected to your warp, clients can see your terminal exactly as if they were sitting next to you. You can also grant them write access, the equivalent of handing them your keyboard.

Extendable version manager with support for Ruby, Node.js, Elixir, Erlang & more

Psalm is a static analysis tool for finding errors in PHP applications.