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.

broadcom inc. is a global technology leader that designs, develops and supplies a broad range of semiconductor, enterprise software and security solutions.

get the best continuous integration and delivery (ci/cd) for any platform, in our cloud or on your own infrastructure, for free.

bitbucket cloud is a git-based code and ci/cd tool optimized for teams using jira.

make the impossible, possible with trello. the ultimate teamwork project management tool. start up a board in seconds, automate tedious tasks, and collaborate anywhere, even on mobile.

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

miro is a visual workspace for innovation where teams manage projects, design products, and build the future together. join 60m+ users from around the world.

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.

redmine

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.