Webhooks are a powerful tool for integrating different systems, enabling automation across workflows by sending data or notifications to other tools in a stack. They differ from API calls in that they notify another system of an event rather than retrieving information or performing an action. Cloudsmith webhooks can trigger on various events such as package uploads, synchronizations, and failures, allowing users to automate different workflows like CI/CD automation, messaging, monitoring & alerting, customer contacts, and more. With the ability to process HTTP POST requests and handle JSON or Handlebars template payloads, webhooks can be integrated with most platforms, offering out-of-the-box functionality for accepting incoming webhooks. Users can leverage webhooks to expand their integrations, improve DevOps processes, and create custom automation workflows.