The Facebook Business Tools are technologies offered by Facebook Inc. and Facebook Ireland Limited that help website owners and publishers, app developers, and business partners, including advertisers and others, integrate with Facebook, understand and measure their products and services, and better reach and serve people who use or might be interested in their products and services. These Tools include APIs and SDKs, the Facebook Pixel, Facebook social plugins, such as the Like and Share buttons, Facebook Login and Account Kit, and other Platform integrations, as well as other plugins, code, specifications, documentation, technology and services.