The serverless framework that started it all - deploy Lambda functions with simple YAML configs, zero server management, and pay-per-execution pricing across AWS, Azure, and GCP

Remember when deploying a simple API meant provisioning servers, configuring load balancers, and worrying about scaling? The Serverless Framework turned that complexity into a few lines of YAML. With 47k stars and millions of deployments, it’s the battle-tested tool that made serverless mainstream - transforming functions into production APIs with automatic scaling and zero idle costs.

V.4 brings serious enterprise features: managed instances for high-throughput workloads, durable functions for stateful workflows, tenant isolation for multi-tenant apps, and HTTP response streaming for AI applications. The framework supports Node.js, Python, Go, Java, and TypeScript out of the box, with over 1,000 community plugins extending functionality. Unlike cloud-specific tools, it works across AWS Lambda, Azure Functions, and Google Cloud Functions with the same configuration syntax.

Whether you’re building your first API or architecting microservices at scale, this framework eliminates the infrastructure headaches. The learning curve is gentle - deploy your first function in minutes, then graduate to complex architectures as needed. With active maintenance from Serverless Inc and a massive community, you’re in good company.

⭐ Stars: 46950
💻 Language: JavaScript
🔗 Repository: serverless/serverless