Uptime is an open source and simple HTTP remote monitoring utility using Node.js and MongoDB.

It offers complete API for integration with third-party monitoring services, easy to install with zero administration. Uptime provides plugins that you can enable to add more functionality.

Major Features

• Tweak frequency of monitoring on a per-check basis, up to the millisecond
• Receive instant web alerts on every page when a check goes down
• Record availability statistics for further reporting
• Detailed uptime reports with animated charts
• Group checks by tags and get reports by tag
• Monitor thousands of websites

Chronoline.js is a JavaScript library that helps you create a chronological timeline out of events on a horizontal timescale.

From a list of dates and events, it can generate a graphical representation of schedules, historical events, deadlines, and more.

This chronology timeline script jQuery qTip2 to provide nicer tooltips and requires Raphael.js to function.

Recommended timeline related resources:

• Creating Storytelling Timelines
• Making Simple Historical Timelines
• JavaScript Animation Library with a Timeline
• Timeline-Driven Javascript Animation Toolkit
• Open Source JavaScript Timeline Component
• Free Facebook Timeline WordPress Theme

Greepit previously shared HybridAuth, a PHP library which offers website user authentication for social networks and popular sites.

Today, we are sharing Opauth, a multi-provider user authentication framework for PHP. It enables PHP applications to do user authentication with ease.

Opauth provides a standardized method for PHP applications to interface with authentication providers.

Opauth as a framework provides a set of API that allows developers to create strategies that work in a predictable manner across PHP frameworks and applications.

WYSIHTML5 is an open source rich text editor based on HTML5 technology and the progressive-enhancement approach. It uses a sophisticated security concept and aims to generate fully valid HTML5 markup by preventing unmaintainable tag soups and inline styles.

Major Features

• It’s fast and lightweight (smaller than TinyMCE, Aloha, …)
• Auto-linking of urls as-you-type
• Generates valid and semantic HTML5 markup (even when the content is pasted from MS Word)
• Uses class names instead of inline styles
• Uses sandboxed iframes in order to prevent identity theft through XSS
• Speech-input for Chrome
• It’s library agnostic, no library required (jQuery, Prototype, etc…)

Gumby is a rock-solid Responsive 960 Grid CSS Framework. The Gumby Framework’s grid system can be customized and molded to fit your every need.

This Responsive 960 CSS Framework is packaged up tons of styles and common interface elements to help you quickly put together functional prototypes.

The Grids built into Gumby let you quickly put together page layouts for mobile devices and the desktop.

You don’t need two different sites — create a rock-solid experience on all kinds of devices with the exact same markup. From iPods to IMAX, build great experiences that fit any screen. No extra stylesheets. No vain, bloated, code.

When developing web applications or sites, there are a few things that’ll work differently on an iOS device than on a regular browser.

iOS.js is a JavScript library which optimizes your website and web applications for iOS devices. It contains a set of features that can improve the way your webapp looks and feels.

simpleWeather is weather widget built with jQuery for websites and applications. This simple jQuery weather plugin displays the weather information for any location. The data is pulled from the public Yahoo! Weather feed via the YQL API.

Customizing simpleWeather couldn’t be easier. The script simply returns the data for you to do with as you want. This means that you control all the html and will utilize your current css.

Dataset is a JavaScript client-side data transformation and management library. Dataset makes managing client-side data easy by handling loading, parsing, sorting, querying & manipulating data from all sorts of sources. Dataset is part of the Miso Toolkit.

Dataset is designed exclusively for working with matrices/tables of data. This allows a rich set of number crunching capabilities and helps optimise the handling of large numbers of rows

Live.js is a very handy little script and bookmarklet which auto-refresh your CSS and JavaScript files. Live.js makes sure you’re always looking at the latest version of the page you’re working on, whether you’re writing HTML, CSS or Javascript.

Just include Live.js and it will monitor the current page including local CSS and Javascript by sending consecutive HEAD requests to the server. Changes to CSS will be applied dynamically and HTML or Javascript changes will reload the page.

Live.js works in Firefox, Chrome, Safari, Opera and IE6+ until it is independent of the development framework or language you use, whether it be Ruby, Handcraft, Python, Django, NET, Java, Php, Drupal, Joomla or what-have-you.

Messi is a lightweight jQuery notification plugin to show clean, elegant messages in a simple way. Stop using default JavaScript alert notifications and provide extended information to the user with a beautiful eye-catching notifications.

Messi is very easy to use and requires jQuery to work, you can display text, html content, images and ajax requests.