Open source collabrative network

HtmlCleaner - HTML parser in Java

HtmlCleaner is HTML parser written in Java. HTML found on Web is usually dirty, ill-formed and unsuitable for further processing. HtmlCleaner reorders individual elements and produces well-formed XML. By default, it follows similar rules that the most of web browsers use in order to create Document Object Model. However, user may provide custom tag and rule set for tag filtering and balancing.

OpenDocMan - Document Management System in PHP

OpenDocMan is a free, open source web-based PHP document management system (DMS) designed to comply with ISO 17025 and OIE standard for document management. It features include Add any file type to the system, Maintains revision history, Workflow, Full text search, Fine grained control of access to files, Automated install and upgrades.

ERP5 - Open Source MRP / CRM / KM / e-Business

ERP5 is a full featured ERP including Customer relationship management (CRM), Production management (MRP), Supply chain management (SCM), Product design management (PDM), Accounting, Human resources, Knowledge management and e-commerce.

Lemonpos - An open source point of sale

Lemon is an open source Point of Sale software targeted for micro, small and medium businesses. Lemon provides a modern themeable and easy to use Interface, a search panel, a price-checker tool, an administration tool for managing your store, printed reports, and much more.

ADempiere - ERP Business Suite

ADempiere is an open source ERP business suite. It has full support for Maintenance Management, Project Management, Manufacturing, Customer Relationship Management (CRM), POS, ecommerce, Human Resource, Accounting, Sales and Purchasing. It is well integrated with OLAP Business Intelligence, Financial Reporting and JasperReports.

Compiere - Cloud based ERP

Compiere is the leading Cloud-based, open-source ERP software and customer relationship management (CRM) system. Compiere solutions provide businesses, government agencies, and non-profit organizations with easy, flexible, low-cost access to rich functionality for managing all financial, distribution, sales, and service processes. With Compiere, customers can easily and affordably customize the solution to fit their business requirements with no or minimal programming.

Flask - Python Microframework

Flask is a micro framework for Python based on Werkzeug, Jinja 2 template engine. It is intended for getting started very quickly and was developed with best intentions in mind. It has built-in development server and debugger. It supports REST, secure cookies and lot more.

Pyjs - Python Web Application Framework

Pyjs is a Rich Internet Application (RIA) Development Platform for both Web and Desktop. It contains a Python-to-Javascript compiler, an AJAX framework and a Widget Set API. Pyjs started life as a Python port of Google Web Toolkit (GWT), the Java-to-Javascript compiler. Additional to the web framework, they have Desktop version of Pyjs called Pyjs Desktop. It allows the same web application source code to be executed as a standalone desktop application instead of being stuck in a Web browser.

Kino - Non-Linear DV editor for GNU/Linux

Kino is a non-linear DV editor for GNU/Linux. It features excellent integration with IEEE-1394 for capture, VTR control, and recording back to the camera. It captures video to disk in Raw DV and AVI format, in both type-1 DV and type-2 DV (separate audio stream) encodings. Kino can export the composite movie in a number of formats: DV over IEEE 1394, Raw DV, DV AVI, still frames, WAV, MP3, Ogg Vorbis, MPEG-1, MPEG-2, and MPEG-4.

Ardour - Digital Audio Workstation

Ardour is a hard disk recorder and digital audio workstation application. It supports unlimited audio tracks and buses. Its features include Non-destructive, non-linear editing with unlimited undo, and anything-to-anywhere signal routing. It supports Standard file formats BWF, WAV, WAV64, AIFF, CAF and Windows VST plugins. Ardour can be used as an audio mastering environment. Its integration with JACK makes it possible to use mastering tools such as JAMin to process the audio data.

Lucene / Solr as NoSQL database

Lucene and Solr are most popular and widely used search engine. It indexes the content and delivers the search result faster. It has all capabilities of NoSQL database. This article describes about its pros and cons.

Restrict Solr Admin Access

Solr is a search engine built on top of Lucene. It supports REST interface and has lot of built-in capabilities. Solr package has Admin UI interface which has support to perform query and even delete the contents of the index. If you are using Solr in production then you may need to restrict access. I saw couple of questions in the group related to this topic. Thought to write an article explaining few tips to restrict the user access to Solr admin UI.

8 Best Open Source Searchengines built on top of Lucene

Lucene is most powerful and widely used Search engine. Here is the list of 7 search engines which is built on top of Lucene. You could imagine how powerful they are.

Will SOPA act damage the Free speech in Internet?

U.S. Senate is planning to introduce Stop Online Piracy Act (SOPA) act, PROTECT IP Act (PIPA). This may punish websites that publish content generated by third parties. Wikipedia, Reddit, Social bookmarking sites, Mailing list archival service providers and lot more sites has to move out from United States.

10 sites to get the large data set or data corpus for free

You may require GBs of data to do performance or load testing. How your app behaves when there is loads of data. You need to know the capacity of your application. This is the frequently asked question from the sales team "The customer is having 100GB of data and he wants to know whether our product will handle this? If so how much RAM / Disk storage required?". This article has pointers to the large data corpus.

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.

Identicon - Get unique avatar for your website users

Users login in to the Websites, Blogs, Forum and adding their content, comments, asking or answering the questions etc. If user has added his photo then it will get displayed besides his content but not everyone provides his photo image to the sites. Most of the sites used to display a common avatar image for those who have not provided their image. When we read the content, it may be odd to see the same image representation for all users. Identicon comes for the rescue.

Various tools to work with Git version control

Git is the most popular SCM, initially developed to manage source of Linux kernel. Later many clients and tools are developed for Git. In this article we going to see various tools to use with Git.

10 Free services for your Website / Blog. Just plug it.

Each website / blog delivers useful content or service to its users. But website themselves requires some service to monitor and increase its presence. Here are few free services which could be used by Website / Blog. This will be very much helpful for small business owners.

Solr vs Elastic Search

Solr and Elastic Search are built on top of Lucene. Both are open source and both have extra features which makes programmer life easy. This article explains the difference and the best situation to choose between them.

Simple Mail Stack for Linux Hosted Environment

Email is the primary way of communication. Small organization which hosts their website / any other application from a third party hosting service providers may require this email stack.

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 projects used to in Wikipedia

Wikipedia is a multilingual, collaboratively edited encyclopedia. It is one of the busiest site in the world. It has more than 8 million articles and accessed by millions of users around the world. This article briefly discuss about the open source software used in Wikipedia.

Complete Email Solution for SMB

Email is most important in any organization. Lot of business are happening via Email. This article discusses about the end to end complete Email solution for an organization. What an organization requires? Email spam filtering, Email Server, Email Archiving and Email client. If all are open source then complete solution could be achieved free of cost.

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 used in LinkedIn

LinkedIn is a social network for professionals. LinkedIn handles millions of searches as well as hundreds of thousands of updates daily. They sponsored many projects to open source. Here are the list of open source products used by LinkedIn.

Open Source Technology Stack used in Magnolia CMS

Magnolia CMS is one among popular java based CMS. It has support of CMS, DMS, Wiki, Forum and lot more features. This article discusses about the open source software used to build Magnolia CMS.

Hadoop + HBase + Solr = Lily

Lily currently offers an open source content repository. It is the first cloud-scalable repository for social content applications. It is built from ground up using Big Data and NOSQL technology. Its technology stack includes Hadoop, HBase and Solr.

Open Source products used in Facebook

Facebook a leading social networking website predominantly uses open source technologies to build its application. Here is the list of open source products used and contributed by Facebook.

Open source products used in Twitter

Twitter uses many open source products and also contributes most of the code to open source. Here is the list of open source products used by Twitter. This list does not include the projects sponsored by twitter.

GigaOM Structure Data in New York

GigaOM Structure Data will explore the technical and business opportunities spurred by the growth of big data, including storage needs, data analysis and the uncovering of new revenue opportunities.
Date:March 21 – 22, 2012
Venue:New York

Cube - International IT conference in Pune

CUBE is an international information technology conference & exhibition organised by worlds leading experts from India and abroad. It has various sessions in areas like Cloud Computing, Smart Grids & Green IT, Renewable Energy, Internet Technologies, Mobile Computing, Telecom, Wireless, Database, Data Security and lote more.
Date:September 3 - 5, 2012
Venue:Pune, India

Mobile 360 Live 2012 in UK

Mobile 360 Live, the UK’s freshest conference on technology and business progression in the mobile development ecosystem. This conference is designed to give developers, project managers and business developers alike unique insights into the world of mobile technology advancement.
Date:April 2 - April 3, 2012
Venue:Park Plaza Victoria, London

Hadoop Summit 2012 in San Jose

Hortonworks and Yahoo going to host the 5th annual Hadoop Summit. The two-day event will feature many of the leading thought leaders from the Apache Hadoop community who will showcase successful Hadoop development tips and tricks.
Date:June 13 - June 14, 2012
Venue:San Jose Convention Center, California
http://summit.hortonworks.com/

Berlin Buzzwords 2012

Berlin Buzzwords 2012 is a conference for developers and users of open source software projects, focusing on the issues of scalable search, data-analysis in the cloud and NoSQL-databases. Berlin Buzzwords presents more than 30 talks and presentations of international speakers specific to the three tags "search", "store" and "scale".
Date:June 4 - June 5, 2012
Venue:Urania, Berlin, Europe

O'Reilly Strata Conference

Strata brings together practitioners, researchers, IT leaders and entrepreneurs to discuss big data, Hadoop, analytics, visualization and data markets.

Date:February 28 - March 01, 2012
Venue:Santa Clara Convention Center, Santa Clara, CA

Lucene / Solr conference

Lucene conference helps to socialize, collaborate, ask questions and network with 400+ fellow Lucene / Solr enthusiasts.

Date:May 7 - May 9, 2012
Venue:Royal Sonesta Hotel, Cambridge, MA, USA 02142

Imagine eCommerce Conference in Las Vegas

Imagine eCommerce is for the Magento Ecosystem, that is those who make eCommerce happen around the globe: developers, merchants, technology partners, industry partners, solution partners and consultants. If you are a developer, an online merchant, a partner or a Magento enthusiast - Imagine is for you!

Date:April 23 - 25, 2012
Venue:LasVegas

FOSDEM - Free and Open Source developers European meeting

The Free and Open source Software Developers' European Meeting (FOSDEM) is a two-day event organized by volunteers to promote the widespread use of Free and Open Source software. Its goal is to provide information about the latest developments in the Free Software and Open Source world. Topics includes JBoss, Mono, PostgreSQL, Virtualization, MySQL, Game developemnt and lot more.

Date:February 4 - 5, 2012

Southern California Linux Expo

The Southern California Linux Expo (SCALE) is an annual Linux, Open-Source, and Free Software conference held in Los Angeles. SCALE offers over 100 seminars and presentation sessions, and an exhibit hall where non-profit and commercial organizations will demonstrate the latest developments in the open-source and free software realm. Topics includes Ubuntu, PostgreSQL, MySQl, Cloud, Virtualization and lot more.

Date:January 20 - 22, 2012

Java 6 EOL by November 2012

Java 6 SE end of life has been extended from July 2012 to November 2012. This is the policy of Java. Six months after a subsequent major release would be considered as default JRE. This is shorter period for everyone to move. The advantage of this kind of policy would make everyone to move to the latest version and Java team could only concentrate on new releases rather than supporting older ones.

IBM Donates Lotus Symphony Source Code to the Apache OpenOffice Project

IBM has announced that it will be donate IBM Lotus Symphony source code to the Apache OpenOffice project. Symphony was actually based on OpenOffice. Earlier in June Oracle donated the OpenOffice suite to Apache and now IBM donates its office suite. Apache will be the biggest competitor to Microsoft in office suite product.

Lucene Core 3.3 and Solr 3.3 Released

The Lucene PMC announced the availability of Apache Lucene 3.3 and Apache Solr 3.3. This release has updates like Optimized implementation of KStem, Improvements to MMapDirectory, Spellchecker module, Near-real-time search, Merge policy and lot more. http://lucene.apache.org/

Terracotta acquired by Software AG

Software AG, a leader in Business Process Excellence acquired Teracotta. Teracotta is a recognized leader in distributed caching and in-memory computing for Java. Teracotta confirmed in their blog that they will continue their open source products and improve it further.

NetBeans IDE 7.0 released

NetBeans 7.0 released with following features JDK 7 support, Revamped support for WebLogic Application Server and GlassFish 3.1, Oracle Database improvements, HTML5 editing support, Maven 3 is support, Support for Git 1.7.?, Improved support for CDI, REST services, Java Persistence, and Bean Validation and lot more.

Wikipedia Campus Ambassador for Pune India

The Wikipedia Campus Ambassador role is a volunteer (unpaid) position. The estimated time commitment is approximately 3–5 hours a week, with some variations throughout the semester. Wikipedia Campus Ambassadors can be undergraduate/graduate/post-graduate students, college/university staff members, faculty members, or anyone geographically close to the college/university – the main qualification is that you must enjoy teaching people and spreading your passion for free knowledge.

SQL Injection attack in Barracuda Networks

SQL Injection exploits the poorly written web application. The Hacker may provide SQL command along with the data in the web form and it gets executed in the backend database leads to the SQL injection attack. Barracuda Networks become the latest victim to this attack. Their corporate website was compromised.

Solr 3.1 release

Solr's version number was synced with Lucene following the Lucene/Solr merge, so Solr 3.1 contains Lucene 3.1. Solr 3.1 is the first release after Solr 1.4.1. The changes include New spatial search, faster termvector-based highlighter, Suggester, a fast trie-based autocomplete component, Apache UIMA integration for metadata extraction and lot more.

Lucene 3.1 release

Lucene 3.1 release includes Numerous performance improvements, Improved Analysis capabilities, Improved Unicode support and lot more.