
It is the next-generation production-ready backend development tool in your browser. Build production-ready API endpoints. No infra. No boilerplate. Just code.
Compare Napkin to these popular alternatives based on real-world usage and developer feedback.

AWS Lambda is a compute service that runs your code in response to events and automatically manages the underlying compute resources for you. You can use AWS Lambda to extend other AWS services with custom logic, or create your own back-end services that operate at AWS scale, performance, and security.

Build applications comprised of microservices that run in response to events, auto-scale for you, and only charge you when they run. This lowers the total cost of maintaining your apps, enabling you to build more logic, faster. The Framework uses new event-driven compute services, like AWS Lambda, Google CloudFunctions, and more.

Azure Functions is an event driven, compute-on-demand experience that extends the existing Azure application platform with capabilities to implement code triggered by events occurring in virtually any Azure or 3rd party service as well as on-premises systems.

Construct applications from bite-sized business logic billed to the nearest 100 milliseconds, only while your code is running

Cloud Functions for Firebase lets you create functions that are triggered by Firebase products, such as changes to data in the Realtime Database, uploads to Cloud Storage, new user sign ups via Authentication, and conversion events in Analytics.

Apex is a small tool for deploying and managing AWS Lambda functions. With shims for languages not yet supported by Lambda, you can use Golang out of the box.

A managed compute platform that enables you to run stateless containers that are invocable via HTTP requests. It's serverless by abstracting away all infrastructure management.

Build serverless applications on Cloudflare's global cloud network of 165 data centers. It provides a lightweight JavaScript execution environment that allows developers to augment existing applications or create entirely new ones without configuring or maintaining infrastructure.

It makes it painless for teams to use Serverless. Our custom deployment infrastructure can speed up your deployments 100x. And our dashboard makes it easy to manage your environments.

It enables developers, scientists, and engineers to easily and efficiently run hundreds of thousands of batch computing jobs on AWS. It dynamically provisions the optimal quantity and type of compute resources (e.g., CPU or memory optimized instances) based on the volume and specific resource requirements of the batch jobs submitted.

Knative provides a set of middleware components that are essential to build modern, source-centric, and container-based applications that can run anywhere: on premises, in the cloud, or even in a third-party data center

Effe is an extremely simple building block with which to build a "server-less" architecture. This is a building block, operates on the level of a single lambda function.

Zappa makes it super easy to deploy all Python WSGI applications on AWS Lambda + API Gateway. Think of it as "serverless" web hosting for your Python web apps. That means infinite scaling, zero downtime, zero maintenance - and at a fraction of the cost of your current deployments!

OpenWhisk is an open source serverless platform. It is enterprise grade and accessible to all developers thanks to its superior programming model and tooling. It powers IBM Cloud Functions, Adobe I/O Runtime, Naver, Nimbella among others.

Serverless Functions Made Simple for Docker and Kubernetes

It is a serverless event bus service that makes it easy to connect applications together using data from your own applications, SaaS, and AWS services.

Power your site without managing servers. Serverless functions built into every Netlify account. No setup, servers, or ops required.

The python serverless microframework for AWS allows you to quickly create and deploy applications that use Amazon API Gateway and AWS Lambda.
It is an auto-scaling, serverless deployment platform for Laravel, powered by AWS Lambda. Manage your Laravel infrastructure on Vapor and fall in love with the scalability and simplicity of serverless.

It is a framework for building serverless apps on AWS. It includes a local development environment that allows you to make changes and test your Lambda functions live. It does this by opening a WebSocket connection to your AWS account, streaming any Lambda function invocations, running them locally, and passing back the results. This allows you to work on your functions, without mocking any AWS resources, or having to redeploy them every time, to test your changes.

Kubeless is a Kubernetes native serverless Framework. Kubeless supports both HTTP and event based functions triggers. It has a serverless plugin, a graphical user interface and multiple runtimes, including Python and Node.js.
Create, deploy, and maintain next-generation AWS cloud function-based serverless infrastructure with full local, offline workflows, and more.

It provides Serverless Redis and Kafka as a service. With per request pricing, you pay only for what you use. You can use any Redis/Kafka clients. The built-in REST API enables use cases with serverless and edge functions.

Write short-lived functions in any language, and map them to HTTP requests (or other event triggers). Deploy functions instantly with one command. There are no containers to build, and no Docker registries to manage.

IronWorker provides the muscle for modern applications by efficiently isolating the code and dependencies of individual tasks to be processed on demand. Run in a multi-language containerized environment with streamlined orchestration, IronWorker gives you the flexibility to power any task in parallel at massive scale.

Developers provide Twilio with Node.js code for handling their communication events, such as an incoming phone call, and Twilio executes this code on their behalf, ensuring a seamless communications experience.

It is an open-source framework for building serverless applications. It provides shorthand syntax to express functions, APIs, databases, and event source mappings.

It is a fully managed service that allows you to manage the execution, dispatch and delivery of a large number of distributed tasks. You can asynchronously perform work outside of a user request.

nuclio is portable across IoT devices, laptops, on-premises datacenters and cloud deployments, eliminating cloud lock-ins and enabling hybrid solutions.

It is the fastest, easiest way to build infinitely scalable, self-healing APIs. Standard Library is based on Function as a Service ("serverless") architecture, initially popularized by AWS Lambda. You can use Standard Library to build modular, scalable APIs for yourself and other developers in minutes without having to manage servers, gateways, domains, write documentation, or build SDKs. Your development workflow has never been easier - focus on writing code you love, let Standard Library handle everything else.

Graphcool is an open-source backend development framework to develop and deploy production-ready GraphQL microservices. The Graphcool Framework is a comprehensive collection of building blocks covering the entire spectrum of developing modern, data-centric GraphQL APIs.

It is an open source platform that adds superpowers to serverless functions. It allows you to schedule, enqueue, and run serverless functions in the background reliably with retries on any platform, with zero infrastructure, fully locally testable.
It is a serverless development platform that helps developers build applications, APIs, microservices, and more with the help of serverless functions, databases, filestores, and other useful components and APIs.

It is a complete and mature solution for both the stateless and stateful components of your backend.

Dkron is a system service that runs scheduled jobs at given intervals or times, just like the cron unix service but distributed in several machines in a cluster. If a machine fails (the leader), a follower will take over and keep running the scheduled jobs without human intervention.

The self hostable cloud to run Lambda functions and services. Run and manage thousands of server apps with ease.

Firecracker is an open source virtualization technology that is purpose-built for creating and managing secure, multi-tenant container and function-based services that provide serverless operational models. Firecracker runs workloads in lightweight virtual machines, called microVMs, which combine the security and isolation properties provided by hardware virtualization technology with the speed and flexibility of containers.

FaaS is a platform for building serverless functions on Docker Swarm Mode with first class metrics. Any UNIX process can be packaged as a function in FaaS enabling you to consume a range of web events without repetitive boiler-plate coding.

Deploy a Full-Stack Realtime App in seconds using Serverless Components. Just provide your frontend code (powered by the website component), and your backend code (powered by the socket component).

Lambada framework is a REST framework that implements JAX-RS API and lets you deploy your applications to AWS Lambda and API Gateway in a serverless fashion. With Lambada you can migrate the existing JAX-RS applications with a very little effort and build scalable applications without having to deal with servers.

KintoHub is an all-in-one platform to combine and deploy your backend services, websites, cron jobs, databases and everything your app needs in one place.

It is a framework for rapid Cloud and Serverless application development. It offers portable building blocks for building on AWS, Microsoft Azure or Google Cloud. It is opinionated to help you move super fast, but flexible and composable for when things need to get custom.

It improves the Developer-Experience (DX) of building state-of-the-art Serverless applications. This open-source tool enables you to make intelligent decisions while developing and debugging, directly in your terminal.

Scripts are deployed to all StackPath edge locations but executed in the edge location closest to the end user to decrease latency and improve app performance.

It provides tools that enable developers to deploy and manage their functions-as-a-service (FaaS) and provide full-lifecycle management of your cloud-native and microservices from a single central console on all of your clouds and on-premise.

It takes the Next.js build output and converts it into a package that can be deployed to any functions as a service platform. The goal is to support all Next.js 13 features including, SSG, ISR, SSR, Image Optimization, and Middleware.

It is a serverless computing solution that runs on-demand, enabling you to focus on your code, scale instantly with confidence, and save costs by eliminating the need to maintain servers.

Host your website on Aws Lambda with full PHP 7 support (i.e. pay by requests instead of paying a fixed monthly hosting fee).

It is a noSQL database, Pub/Sub, Event Processing, and computing platform for building geo-distributed applications.

It is a content marketing software provider that equips marketers to produce the most relevant content and measure the engagement and conversions of customers by content piece.