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.

supercharge app development with the outsystems high-performance low-code platform. see how to build more apps in less time and deploy with a click.

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.

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.

build software that moves beyond rules engines and workflow management to improve and accelerate any business process. no code required.

easy app-creation for everyone with open as app. enable your team to work faster and smarter - everywhere. try now for free!

kissflow work platform - experience the simplicity of no-code with the power of low-code to embark on an enterprise-wide digital transformation journey.

retool is the fast way to build internal tools. drag-and-drop our building blocks and connect them to your databases and apis to build your own tools, instantly. connects with postgres, rest apis, graphql, firebase, google sheets, and more. built by developers, for developers. trusted by startups and fortune 500s. sign up for free.