Top 23 JavaScript Lambda Projects

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1. artillery

   1 35 8,993 9.1 JavaScript

   The complete load testing platform. Everything you need for production-grade load tests. Serverless & distributed. Load test with Playwright. Load test HTTP APIs, GraphQL, WebSocket, and more. Use any Node.js module.

   

   Project mention: My Favorite Failure of the Month (And What I Learned) | dev.to | 2025-08-04

   My simple ab tests? Yeah, they were totally not enough! For high-stakes events like flash sales, really thorough load testing is just non-negotiable. Period. Now, I make sure to incorporate more robust tools like k6 or Artillery into my pre-launch checklist for any client project that’s expecting a lot of traffic. These tools can simulate thousands of concurrent users, which is awesome for spotting bottlenecks *before* they ever hit production. Trust me, it's worth every bit of effort!

2. SaaSHub

   www.saashub.com featured

   SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

   

3. aws-lambda-power-tuning

   2 46 6,020 6.2 JavaScript

   AWS Lambda Power Tuning is an open-source tool that can help you visualize and fine-tune the memory/power configuration of Lambda functions. It runs in your own AWS account - powered by AWS Step Functions - and it supports three optimization strategies: cost, speed, and balanced.

   

   Project mention: Your Lambda Memory is Wrong: Auto-Tune It and Save 40% in Minutes ⚡ | dev.to | 2026-02-11

   AWS Lambda Power Tuning is an open-source Step Functions state machine that:

4. serverless-express

   3 18 5,268 5.1 JavaScript

   Run Express and other Node.js frameworks on AWS Serverless technologies such as Lambda, API Gateway, Lambda@Edge, and more.

   

5. Grant

   4 5 4,172 5.3 JavaScript

   OAuth Proxy

   

6. middy

   5 33 3,900 9.5 JavaScript

   🛵 The stylish Node.js middleware engine for AWS Lambda 🛵

   

   Project mention: Fully-Typed HTTP Router for AWS Lambda with Middy and Zod | dev.to | 2025-10-11

   Since I was already using middy in the project, I discovered their http-router: a simple utility that forwards events to handlers based on method and path. It also handles extracting path parameters if you're using a /{proxy+} route in your API Gateway.

7. serverless-chrome

   6 3 2,890 0.0 JavaScript

   🌐 Run headless Chrome/Chromium on AWS Lambda

   

8. serverless-plugin-warmup

   7 1 1,123 4.9 JavaScript

   Keep your lambdas warm during winter. ♨

   

9. lambda-local

   8 1 748 4.7 JavaScript

   Commandline tool to run Amazon Lambda function on local machines.

   

10. dazn-lambda-powertools

    9 4 742 0.0 JavaScript

    Powertools (logger, HTTP client, AWS clients, middlewares, patterns) for Lambda functions.

    

11. aws-serverless-workshop-innovator-island

    10 1 573 5.8 JavaScript

    Welcome to the Innovator Island serverless workshop! This repo contains all the instructions and code you need to complete the workshop.

    

12. aws-lambda-fastify

    11 2 558 8.1 JavaScript

    Insipired by aws-serverless-express to work with Fastify with inject functionality

    

13. serverless-bundle

    12 3 533 7.7 JavaScript

    Optimized packages for ES6 and TypeScript Node.js Lambda functions without any configuration.

    

14. aws-microservices

    13 1 340 4.0 JavaScript

    AWS Serverless Event-driven Microservices with using AWS Lambda, AWS DynamoDB, AWS API Gateway, AWS EventBridge, AWS SQS, AWS CDK stands for Cloud Development Kit for IaC — Infrastructure as Code tool and AWS CloudWatch for monitoring.

    

15. arc.codes

    14 1 316 6.4 JavaScript

    The Architect web site! 🌩

    

16. parser-api

    15 0 283 0.0 JavaScript

    🚀 A drop-in replacement for the Postlight Parser API.

    

17. serverless-coffee

    16 3 245 3.7 JavaScript

    Serverlesspresso - The serverless coffee ordering application! As seen at AWS re:Invent 2021. Presented by AWS Serverless DA team. Questions? Contact @jbesw.

    

18. cors.sh

    17 2 228 3.8 JavaScript

    cors.sh provides cors-anywhere proxy service more reliable for production.

    

19. s3-to-lambda-patterns

    18 1 223 0.0 JavaScript

    Example applications for the S3-to-Lambda patterns series in the AWS Compute Blog and learning path. Questions? @jbesw.

    

20. serverless-sharp

    19 1 172 0.0 JavaScript

    Serverless image optimizer for S3, Lambda, and Cloudfront

    

21. hyperform

    20 2 161 0.0 JavaScript

    ⚡ Lightweight serverless framework for NodeJS

    

22. slic-watch

    21 1 160 5.8 JavaScript

    Instant alarms and dashboards for Serverless, SAM, CDK and CloudFormation

    

23. serverless-sam

    22 1 153 0.0 JavaScript

    Serverless framework plugin to export AWS SAM templates for a service

    

24. serverless-media-portal

    23 3 108 3.3 JavaScript

    Ready-to-deploy webapp for sharing home videos: a React frontend with a AWS Lambda backend using FFmpeg to process videos. Created using Serverless Framework.

    

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• A note from our sponsor - SaaSHub
  www.saashub.com | 12 Jun 2026

  SaaSHub helps you find the best software and product alternatives Learn more →

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