Generate Thumbnail in Java using Thumbnailator library 

In our work there will be situation where we need to resize the image, generate thumbnails and so on. Users need to have little bit of image processing knowledge to achieve it. We have Java ImageIO APIs to achieve these functionalities. As said, we need to be aware of or spend time in learning these APIs. To help us, Thumbnailator library provides easy fluent style API and generates thumbnail in simple three lines of code.

React Patent Clause Licensing issue. Is it something to worry?

React libraries from Facebook is one of the most used UI libraries. It is competitive to AngularJS. There are many open source UI components or frameworks available but mostly people narrow down to two choices Angular / React. Recently Facebook has updated React license and added a patent clause which makes companies to worry and rethink whether to use React or not.

Top 15 Open source alternative to Microsoft products

Microsoft is monopoly in the commercial software. Here are 15 best alternatives to most popular and widely used Microsoft products.

Google Open Source Pledge

Open Source is the way to innovate and users using it should have complete freedom. Google has came forward to declare couple of its patents on Map Reduce under Open Patent Non-Assertion Pledge (OPN Pledge). There are multiple variants of open source license and using that means the product is completely free. Why OPN Pledge is required?

Microsoft released F# under Open Source

F# is a functional programming language for the .NET Framework. It combines the succinct, expressive and compositional style of functional programming with the runtime, libraries, interoperability, and object model of .NET. Microsoft recently released its source code under Apache License.


Stackoverflow Open Source Technology Stack

Stackoverflow is one of most widely used Q&A platform. It is the default choice of developers. It has over 100 million page views in a month and its Google page rank is 60. Check out its open source technology stack, the tools used to build such a popular website. Stackoverflow uses open source projects and also contributes to it.

Open Source Technology Stack used in WhatsApp

WhatsApp is a most widely used cross-platform mobile messaging app for iPhone, BlackBerry, Android, Windows Phone and Nokia. Users can send text, images videos, audio for free. It almost replaced SMS. It changed the way people interact with each other. Lets check out the technology behind WhatsApp

Free and Open source tools to build OpenJDK in Windows

OpenJDK is the open source implementation of Java Standard Edition. Oracle (Sun) JDK implementation is going to be based on OpenJDK. OpenJDK and Oracle JDK are almost similar. There are ready made binaries available for Linux distribution but you may need to build OpenJDK on windows.

Zimbra - Enterprise Email Server Stack

Zimbra is a Enterprise messaging and collaboration software. It is a good alternative to Microsoft Exchange server. Zimbra is a Email Server but they have not written anything related to SMTP server, rather they have integrated well know open source email server in to its package. Zimbra is a system of well connected / integrated multiple open source software which delivers enterprise quality to it. This article explains most important components which helps to build the enterprise product.

Open Source Technology Stack used in Opentaps ERP

opentaps Open Source ERP + CRM, is a fully integrated application suite that supports eCommerce, Customer Relationship Management, Warehouse and Inventory Management, Supply Chain Management, and Financial Management to Business Intelligence and mobility integration out-of-the-box. This article discusses about the open source software used to build Opentaps ERP.

Open Source Projects

Quill - Your powerful, rich text editor

Quill is a modern rich text editor built for compatibility and extensibility. It was created by Jason Chen and Byron Milligan and open sourced by It provides granular access to the editor's content, changes and events through a simple API. It works consistently and deterministically with JSON as both input and output.

immutable-js - Immutable persistent data collections for Javascript which increase efficiency and simplicity

Immutable data cannot be changed once created, leading to much simpler application development, no defensive copying, and enabling advanced memoization and change detection techniques with simple logic. Persistent data presents a mutative API which does not update the data in-place, but instead always yields new updated data.

Apache Commons RNG - Random Numbers Generators

Commons RNG provides implementations of pseudo-random numbers generators that are either faster or of higher quality (and sometimes both) than java.util.Random.

Sailfish OS - Mobile Operating System

Sailfish OS is a mobile operating system built on top of Mer project and Qt5. The UI is built with QML and QtQuick2 and Wayland. It is compatible with Android.

TinyMCE - The JavaScript Rich Text editor

TinyMCE is a platform independent web based Javascript HTML WYSIWYG editor control. It has the ability to convert HTML TEXTAREA fields or other HTML elements to editor instances. TinyMCE is very easy to integrate.