JavaScript Backend

Open-source JavaScript projects categorized as Backend

Top 23 JavaScript Backend Projects

  1. awesome-cheatsheets

    👩‍💻👨‍💻 Awesome cheatsheets for popular programming languages, frameworks and development tools. They include everything you should know in one single file.

  2. SaaSHub

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

    SaaSHub logo
  3. parse-server

    Parse Server for Node.js / Express

    Project mention: AI Coding: Building a 1-Hour App Clone Is Easy. Shipping It Is the Work | dev.to | 2026-03-18

    If you’re coming from the Parse ecosystem, it may help to know that Parse itself is a long-running open source backend framework. You can start from the official Parse Platform site, or go deeper with the community’s Parse Server repository. Our own developer docs are organized around that reality. If you want implementation-level guides, start with our SashiDo Documentation.

  4. web-skills

    A visual overview of useful skills to learn as a web developer

  5. Cockpit

    Add content management functionality to any site - plug & play / headless / api-first CMS (by agentejo)

  6. hoodie

    :dog: The Offline First JavaScript Backend (by hoodiehq)

  7. nodejs-testing-best-practices

    Beyond the basics of Node.js testing. Including a super-comprehensive best practices list and an example app (April 2025)

  8. blaze

    ⚡ File sharing progressive web app built using WebTorrent and WebSockets (by blenderskool)

  9. learn-nodejs-hard-way

    Learn NodeJS and master the art of server-side programming by creating a backend framework with 0 dependencies.

  10. kuzzle

    Open-source Back-end, self-hostable & ready to use - Real-time, storage, advanced search - Web, Apps, Mobile, IoT -

  11. axios-module

    Secure and easy axios integration for Nuxt 2

  12. Nullstack

    Feature-Driven Full Stack JavaScript Components

  13. pompelmi

    ClamAV antivirus scanning for Node.js — scan file uploads with a single function call. Zero dependencies. Typed Symbol verdicts. Local or Docker/clamd.

    Project mention: Why Every AI+Security Tool I Tried Was Lying to Me (And What I Built Instead) | dev.to | 2026-05-18

    I'm Tommaso Bertocchi, a developer and open source creator. I also maintain Pompelmi, a file upload security scanner for Node.js with 600+ GitHub stars.

  14. everything-chatgpt

    🔍 Explore what happens under the hood with the ChatGPT web app, its backend API calls and more. And some speculation, of course.

  15. Stackoverflow-Clone-Frontend

    Clone project of a famous Q/A website for developers built using MySQL, Express, React, Node, Sequelize :globe_with_meridians:

  16. Ultimate-NodeJs-Resources

    All resources related to Node Js at one place

  17. i18next-http-backend

    i18next-http-backend is a backend layer for i18next using in Node.js, in the browser and for Deno.

  18. mojo.js

    :unicorn: The Mojolicious real-time web framework for Node.js

  19. Quantum

    🚀 Hackable & Self-hosted Open-Source alternative to Vercel, Heroku, Netlify, etc. All your applications, just in one place. Develop and deploy with your favorite tools, and enjoy continuous deployment with GitHub. (by rodyherrera)

  20. fresh

    A swiss army knife to create modern turbo stacks for web artisans (by mislam)

  21. gindex-v4

    A Vue Js Based G Index with Improved Dark Mode, Search and Video Player

  22. stack-underflow-mern-gql

    Feature-rich ‘stack overflow’ (QnA site) clone. Made using MERN + GraphQL stack.

  23. reddish-mern

    Simplified ‘reddit’ (popular social-media site) clone. Made using MERN stack.

  24. LawinServer

    LawinServerV1 is a local single-user Fortnite backend (server emulator) which supports both Battle Royale and Save the World.

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).

JavaScript Backend discussion

Log in or Post with

JavaScript Backend related posts

  • Artdots: The benefits of creating a side project

    2 projects | dev.to | 10 Jan 2026
  • parse-server VS wabe - a user suggested alternative

    2 projects | 8 Sep 2024
  • Our platform, powered by Primate.js and Svelte, makes it super easy

    1 project | news.ycombinator.com | 28 Aug 2024
  • 4 most used AWS EC2 instance types

    1 project | dev.to | 9 Aug 2024
  • Using Google Sheets as the back end/APIs of your app

    11 projects | news.ycombinator.com | 12 Apr 2024
  • Show HN: Primate – Polymorphic Development Platform

    2 projects | news.ycombinator.com | 24 Feb 2024
  • Stacks for Simple Static Sites

    1 project | news.ycombinator.com | 19 Feb 2024
  • A note from our sponsor - SaaSHub
    www.saashub.com | 11 Jun 2026
    SaaSHub helps you find the best software and product alternatives Learn more →

Index

What are some of the best open-source Backend projects in JavaScript? This list will help you:

# Project Stars
1 awesome-cheatsheets 45,992
2 parse-server 21,395
3 web-skills 7,507
4 Cockpit 5,401
5 hoodie 4,469
6 nodejs-testing-best-practices 4,363
7 blaze 2,455
8 learn-nodejs-hard-way 1,795
9 kuzzle 1,642
10 axios-module 1,187
11 Nullstack 783
12 pompelmi 645
13 everything-chatgpt 595
14 Stackoverflow-Clone-Frontend 566
15 Ultimate-NodeJs-Resources 553
16 i18next-http-backend 524
17 mojo.js 509
18 Quantum 471
19 fresh 319
20 gindex-v4 253
21 stack-underflow-mern-gql 227
22 reddish-mern 192
23 LawinServer 168

Sponsored
SaaSHub - Software Alternatives and Reviews
SaaSHub helps you find the best software and product alternatives
www.saashub.com

Did you know that JavaScript is
the 5th most popular programming language
based on number of references?