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.

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.

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.

collaborate for free with online versions of microsoft word, powerpoint, excel, and onenote. save documents, workbooks, and presentations online, in onedrive. share them with others and work together at the same time.

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

log in to icloud to access your photos, mail, notes, documents and more. sign in with your apple id or create a new account to start using apple services.

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.

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.

personalize every experience along the customer journey with the customer 360. unify marketing, sales, service, commerce, and it on the world's #1 crm.

smartsheet enables teams to manage projects, automate processes & scale programs in one powerful platform. maintain visibility & keep distributed teams connected.