Modern web applications are now increasingly leveraging the power of JavaScript to create dynamic interfaces. While most frameworks allow you to manipulate DOM, however, managing extensive changes in the document with each change of the view is somehow tricky. This is where you should use JavaScript templating language like Handlebars.js.

Handlebars.js is a JavaScript based templating language that allows you to build semantic templates. Handlebar templates look like regular HTML with embedded handlebar expressions. So the code is easy to understand, learn and use. It also allows you to write your code in the fashion of block expression.

cdnJS is a community moderated repository of open source scripts. The repository is managed in a peer reviewed fashion to ensure that only the highest quality libraries vetted by the community get added to cdnjs.com. The entire code base on cdnJS is open source and free for professionals, students and amateurs.

Echoprint is an open source music identification system that allows anyone to build music fingerprinting into their application.

It listens to music signals and tells you what song is playing. It’s backed by a huge database of music that grows with the community and further partnerships.

Get most out of search box on your website by adding auto-complete faceted search queries. VisualSearch.js does it easily for your website by enhancing ordinary search boxes with the ability to autocomplete faceted search queries.

Specify the facets for completion, along with the complete-able values for any facet. You can retrieve the search query as a structured object, so you don’t have to parse the query string yourself.

VisualSearch.js is an open-source component of DocumentCloud.

HTML5 introduces the audio element which offers a way to play audio natively in the browser. However the native controls are a little lacking in style. Thankfully HTML5 also brings Media Element API to interact with which allows us to skin an Audio object however we want.

Using Boombox.js, users can create browser based audio players on top of HTML5 audio and jQuery.

This HTML5 library creates high quality HTML5 audio boombox that can be easily skinned and extended.

Today, the Internet is all about content – rather diverse and powerful content distributed in many different formats and platforms: traditional content on websites and blogs, marketing and advertising content on social media, and much more on mobile and tablets. Content providers are not aggressively experimenting with distributing content is non-traditional ways such as videos pod casts etc. This is what Videola is all about –  distributing video content.

You do not have to be Netflix, Hulu or Blockbuster/Amazon or YouTube to host and distribute content. You can host training videos or tutorials of your products, you can set up your own channel, you can archive and distribute useful video resources, you can build a knowledgebase for your customers and you can do a lot more with this free and open source IPTV software.

Plivo is all about simple and quick way to build your telephony application – built on 100% FOSS framework and powered by FreeSWITCH.

Plivo is an open source framework for rapidly building telephony applications for making or receiving calls, using your existing web development skills and infrastructure. The framework provides web developers with basic building blocks to create voice based apps in the form of RESTXML (a small set of specific XML elements that can control a call) and RESTAPI (REST-based APIs). So developers can completely do away with learning the nitty-gritty of a telephony engine.

You need Linux (CentOS or Debian) system to run Plivo, this simple framework can be used to create almost any kind of telephony application.

gSlider is an interactive image slider built on jQuery. It is versatile, lightweight and easy to implement in any website or web applications.

You can use gSlider for many purposes:

• Show your portfolio
• Displays your products
• Showcase popular posts on your blog
• Provide prominent display to offerings/featured products/downloads
• Organize and show your photographs
• Add interactive iconic menu on your website/application

Major Features:

• Unlimited Entries
• Thumbnail Zoom-in
• Thumbnail Links
• Configurable Repeat/No-Repeat Flow
• Easy Customization (colors, style, background etc.)
• Works in All Major Browsers
• Quick Implementation

Fuel is a simple, flexible, community driven PHP 5 web framework. It was born out of the frustrations people have with the current available frameworks and developed with support from a community of developers. Fuel is extremely portable, works on almost any server and prides itself on clean syntax.

If you are looking for a free charting control for you websites or web applications, the options are in plenty. Google Charts API, for instance, is a great tool. But sometimes you want to play in your own style and do more than what these solutions would allow you. Fortunately, you can find a way out somehow… take the example of Yokul, a simple JavaScript library that allows you to implement Google Chart API at client side using HTML5 Canvas. It also offers a number of benefits that you would not find anywhere else.