Open Source Projects

pgRouting - Extends the PostGIS / PostgreSQL geospatial database to provide geospatial routing functionality

pgRouting extends the PostGIS / PostgreSQL geospatial database to provide geospatial routing functionality. Data and attributes can be modified by many clients, like QGIS through JDBC, ODBC, or directly using Pl/pgSQL. The clients can either be PCs or mobile devices. Data changes can be reflected instantaneously through the routing engine. There is no need for precalculation. The “cost” parameter can be dynamically calculated through SQL and its value can come from multiple fields or tables.

PostgresApp - The easiest way to get started with PostgreSQL on the Mac is a full-featured PostgreSQL installation packaged as a standard Mac app. It includes everything you need to get started: we’ve even included popular extensions like PostGIS for geo data and plv8 for JavaScript. has a beautiful user interface and a convenient menu bar item. You never need to touch the command line to use it – but of course we do include all the necessary command line tools and header files for advanced users.


This is a new architecture plugin for Binary Ninja reverse engineering platform. It adds support for Qualcomm's Hexagon CPUs. Setup and build instructions.

supabase - The Open Source Firebase Alternative

Supabase is an open source Firebase alternative. We're building the features of Firebase using enterprise-grade open source tools. Create a backend in less than 2 minutes. Start your project with a Postgres Database, Authentication, instant APIs, and realtime subscriptions.Store, organize, and serve large files. Any media, including videos and images.

µhtml - A micro HTML/SVG render

micro html is a ~2.5K lighterhtml subset to build declarative and reactive UI via template literals tags.

Featured Post

COVID19 Stats using Angular Material Design

Material design is inspired from the real world building architecture language. It is an adaptable system of guidelines, components, and tools that support the best practices of user interface design. Backed by open-source code, Material streamlines collaboration between designers and developers, and helps teams quickly build beautiful products. In this article, we will build COVID stats using Angular Material design.

Apache OpenNLP - Document Classification

Apache OpenNLP is a library for natural language processing using machine learning. In this article, we will explore document/text classification by training with sample data and then execute to get its results. We will use plain training model as one example and then training using Navie Bayes Algorithm.

Getting started with Apache OpenNLP

The Apache OpenNLP library is a machine learning based toolkit for the processing of natural language text. OpenNLP also includes entropy and perceptron based machine learning. . It contains several components for natural language processing pipeline like sentence detector, tokenizer, name finder, document categorizer, part-of-speech tagger, chunker, parser, co-reference resolution.

Top 10 AI development tools which you should know in 2020

It is a fact the 2020 is not going the way we expected to be but when it comes to technology breakthrough we can say 2020 will be the heir of greatness. <br />Speaking of technical breakthroughs we have got artificial intelligence which is known to be taking over the mankind like a wildfire. Everything around us is connected through AI be it shopping travelling or even reading. Every other activity of ours is transforming into a whole new extent.

Angular Security - Authentication Service

Angular is a framework for creating single page web application. Angular facilitates the security feature and protection mechanism. It provides frameworks by verifying all the routing urls with security authguard interface to validate and verify the user and its permissions.

Tech Stack

Uber's open source technology stack

Uber, a taxi aggregation platform operates around the globe. It was started as monolith application and later re-architected as bunch of microservices, which gives them scalability. Uber uses lot of open source tools and they have contributed quite a lot projects back to the community. This article is about analyzing Uber's open source technology stack.

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.