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.

atlassian's team collaboration software like jira, confluence and trello help teams organize, discuss, and complete shared work.

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

pivotal tracker is the agile project management tool of choice for developers around the world for real-time collaboration around a shared, prioritized backlog.

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.

a weblog by joel spolsky, a programmer working in new york city, about software and software companies.

open source software which you can use to easily create a beautiful website, blog, or app.

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.

workflow automation software for everyone. zapier automates your work across 6,000+ app integrations, so you can focus on what matters.

ilovepdf is an online service to work with pdf files completely free and easy to use. merge pdf, split pdf, compress pdf, office to pdf, pdf to jpg and more!