JavaScript HacktoberFest

Open-source JavaScript projects categorized as HacktoberFest

Top 23 JavaScript HacktoberFest Projects

  • axios

    Promise based HTTP client for the browser and node.js

    Project mention: Meaningful Sentry issues with react-query + axios | | 2023-02-02

    So I went to optimize the way how our errors are handled with react-query, axios and Sentry. Let's have a look!

  • material-ui

    MUI Core: Ready-to-use foundational React components, free forever. It includes Material UI, which implements Google's Material Design.

    Project mention: Best React UI frameworks to boost Productivity 🚀 🌟 | | 2023-01-30

    1. Material UI

  • Appwrite

    Appwrite - The Open Source Firebase alternative introduces iOS support . Appwrite is an open source backend server that helps you build native iOS applications much faster with realtime APIs for authentication, databases, files storage, cloud functions and much more!

  • Chart.js

    Simple HTML5 Charts using the <canvas> tag

    Project mention: What is the best Chart library for data vizualisation ? | | 2023-02-02

    So, the obvious and best IMO candidates are and .

  • 33-js-concepts

    📜 33 JavaScript concepts every developer should know.

    Project mention: 10 GitHub Repositories You Should Know as a JavaScript Developer | | 2023-01-27

    +51.8k ⭐ ️=>

  • Strapi

    🚀 Strapi is the leading open-source headless CMS. It’s 100% JavaScript, fully customizable and developer-first.

    Project mention: No/Low Code SQLite Front End GUI/Forms | | 2023-02-01

    These aren't exactly what you're asking for, but worth considering: pocketbase or maybe something like strapi.

  • github-readme-stats

    :zap: Dynamically generated stats for your github readmes

    Project mention: Create a Simple Github Profile in 3 Steps | | 2023-01-27

    You can find a few different stat widgets on anuraghazra's repo. They are fairly customizable and allow you to hide stats that may not be that flattering or could be misleading.

  • Meteor JS

    Meteor, the JavaScript App Platform

    Project mention: If You Were Building Today, Which Tech Stack Would You Use and Why? | | 2022-12-18

    you could build the whole thing with and React

  • InfluxDB

    Build time-series-based applications quickly and at scale.. InfluxDB is the Time Series Platform where developers build real-time applications for analytics, IoT and cloud-native services. Easy to start, it is available in the cloud or on-premises.

  • Ghost

    Turn your audience into a business. Publishing, memberships, subscriptions and newsletters.

    Project mention: Looking for a solution to setup an online gallery for photos. | | 2023-02-01

    Depending what exactly you are trying to achieve might be a tool to achieve this. Beautiful ui and easy to setup.

  • react

    Cheatsheets for experienced React developers getting started with TypeScript (by typescript-cheatsheets)

    Project mention: Using TS with NextJS and the proper way to learn | | 2023-01-30

    typescript-cheatsheets / react

  • Leaflet

    🍃 JavaScript library for mobile-friendly interactive maps 🇺🇦

    Project mention: Mon dernier projet perso : une carte interactive de la Terre du Milieu | | 2023-02-01
  • hackathon-starter

    A boilerplate for Node.js web applications

    Project mention: 100+ Must Know Github Repositories For Any Programmer | | 2022-11-17

    3. Node.js Hackathon Starter

  • marked

    A markdown parser and compiler. Built for speed.

    Project mention: Improving Render Performance in React | | 2022-11-21

    In the following example, we have a user profile component that renders a list of the user's skills. Each skill has a name and a description. The description is served as markdown and we need to parse it to HTML before we render it. We can do this with a markdown parser (marked, in this case) and use dangerouslySetInnerHTML to inject the HTML into a

  • webtorrent

    ⚡️ Streaming torrent client for the web

    Project mention: Streaming fine of 1500EUROS. | | 2023-01-25

    I stand corrected. is a mediaclient implement in js which uses the BitTorrent protocol.

  • Uppy

    The next open source file uploader for web browsers :dog:

    Project mention: File upload component. How to use form.progress for multiple files uploaded (inertia+vue)? | | 2023-01-18

    I would look at Uppy.js, I've used it in an enterprise application and it works super well, makes it super easy to do what you're trying to achieve with progress bars for each file.

  • jsPDF

    Client-side JavaScript PDF generation for everyone.

    Project mention: jsPDF new version not working | | 2023-01-19

    So, as advised on the github page i tried to source the new version of jsPDF using either the first or second src that you see in comment in the code below.

  • select2

    Select2 is a jQuery based replacement for select boxes. It supports searching, remote data sets, and infinite scrolling of results.

    Project mention: I am trying to make a minimalistic NHL Stats website. I would really appreciate some feedback! | | 2022-12-05
  • Modernizr

    Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the user’s browser.

    Project mention: What is the meaning of polyfills in HTML5? | | 2022-02-07

    What is the meaning of polyfills in HTML5? I saw this word in many sites about HTML5, e.g. HTML5-Cross-Browser-Polyfills.


    ⚙️ NGINX config generator on steroids 💉

    Project mention: On Hacktoberfest | | 2022-10-31

    It'd be weird to exclude any repositories, even the sponsors' ones. Like, sure, it's an ad for them (so is wearing a t-shirt with their logo), but at the same time, they maintain some cool projects, like digitalocean/ It'd be a shame if people who genuinely want to improve this tool wouldn't get rewarded for that, only because it's DigitalOcean's.


    Monitor for any changes in your node.js application and automatically restart the server - perfect for development

    Project mention: Encrypt and Decrypt Data in Node.js using aes-256-cbc | | 2023-02-02


  • JavaScript

    Algorithms and Data Structures implemented in JavaScript for beginners, following best practices. (by TheAlgorithms)

    Project mention: Unlock Your Full Potential as a JavaScript Developer: Dive into these Top GitHub Repositories and supercharge your skills! | | 2023-01-14

    The Algorithms JavaScript GitHub Repo

  • remote-jobs

    A list of semi to fully remote-friendly companies (jobs) in tech.

    Project mention: I am 90% sure that most of my leadership at J2 also OE lol | | 2023-01-19
  • swagger-ui

    Swagger UI is a collection of HTML, JavaScript, and CSS assets that dynamically generate beautiful documentation from a Swagger-compliant API.

    Project mention: Creating a Swagger Specs Document | | 2023-01-21

    All of the docs in the must be written in YAML format, which I think it is easier to work with.

  • Ember.js

    Ember.js - A JavaScript framework for creating ambitious web applications

    Project mention: Invoking React components from your Ember apps | | 2023-01-30

    Ember is a framework for ambitious web developers. It is a productive, battle-tested JavaScript framework for building modern web applications. It includes everything you need to build rich UIs that work on any device. It has been around for more than 10 years and is still preferred and used by a lot of companies.

  • Sonar

    Write Clean JavaScript Code. Always.. Sonar helps you commit clean code every time. With over 300 unique rules to find JavaScript bugs, code smells & vulnerabilities, Sonar finds the issues while you focus on the work.

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). The latest post mention was on 2023-02-02.

JavaScript HacktoberFest related posts


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

Project Stars
1 axios 98,447
2 material-ui 84,310
3 Chart.js 59,677
4 33-js-concepts 54,395
5 Strapi 51,565
6 github-readme-stats 51,328
7 Meteor JS 43,254
8 Ghost 42,351
9 react 39,159
10 Leaflet 36,654
11 hackathon-starter 33,996
12 marked 29,007
13 webtorrent 27,459
14 Uppy 26,369
15 jsPDF 25,902
16 select2 25,509
17 Modernizr 25,395
18 24,954
19 24,899
20 JavaScript 24,643
21 remote-jobs 23,726
22 swagger-ui 23,320
23 Ember.js 22,381
Write Clean JavaScript Code. Always.
Sonar helps you commit clean code every time. With over 300 unique rules to find JavaScript bugs, code smells & vulnerabilities, Sonar finds the issues while you focus on the work.