what browser am i using? what version is my browser? whatsmybrowser.org is the easiest way to find information about your browser, and share it to your designer, developer, or support rep.

get your users agent string, web browser, opera system, device information and more... useragent is a small piece of data that is sent by your web browser when accessing a website or application.

github is where over 100 million developers shape the future of software, together. contribute to the open source community, manage your git repositories, review code like a pro, track bugs and features, power your ci/cd and devops workflows, and secure code before you commit it.

stack overflow is the largest, most trusted online community for developers to learn, share​ ​their programming ​knowledge, and build their careers.

well organized and easy to understand web building tutorials with lots of examples of how to use html, css, javascript, sql, python, php, bootstrap, java, xml and more.

the python package index (pypi) is a repository of software for the python programming language.

a computer science portal for geeks. it contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview questions.

the community of open-source projects to help improve the privacy and security of your online appearance