InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now. Learn more →
Top 23 JavaScript Hacktoberfest2021 Projects
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SurveyJS
JavaScript Form Builder with No-Code UI & Built-In JSON Schema Editor. Keep full control over the data you collect and tailor the form builder’s entire look and feel to your users’ needs. SurveyJS works with React, Angular, Vue 3, and is compatible with any backend or auth system. Learn more.
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howtheyaws
A curated collection of publicly available resources on how technology and tech-savvy organizations around the world use Amazon Web Services (AWS)
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opendrinks
:cocktail: Open Source Drinks! Add your own recipe in a pull request! Inspired by 🎃Hacktoberfest!
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code-snippets
ServiceNow's Code Snippets community repository, managed by the Developer Program and the sndevs community. (by ServiceNowDevProgram)
Code Snippets About: This is a community repository managed by the Developer Program and the sndevs community. Pull Request
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Stream
Stream - Scalable APIs for Chat, Feeds, Moderation, & Video. Stream helps developers build engaging apps that scale to millions with performant and flexible Chat, Feeds, Moderation, and Video APIs and SDKs powered by a global edge network and enterprise-grade infrastructure.
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Bronze : Litemint, Enclave Games, js13kGames
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youtemy
A great way to learn from YouTube courses without any distractions and the ability to enroll in courses and track them with a daily streak to become more consistent.
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o-fish-web
Web application for the Officer's Fishery Information Sharing Hub (O-FISH). The web app allows agencies to gain insights from the aggregated information gathered during a routine vessel inspection (submitted via the web app).
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project-zone
Project Zone suggests to users the projects they can create based on their skills. Don't forget to drop a ⭐
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OpenSourceDevs
Open Source Devs - An open-source contribution project for newcomers (PRs count towards Hacktoberfest)
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mongo-express-node-template
This template is designed to help kick start Node.js applications that would use MongoDB as a database and Passport.js as an authentication middleware.
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space-voyager
Interactive Space App . Attention Contributers! join discord server for discussion of Issues, Pull requests https://discord.gg/FpEK9AqbCf
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LuminousNewTab
Luminous New Tab is a beautiful 'new tab' browser extension that has an animated gradient background! New tabs will show your bookmarks, the time, weather and let you do searches too!
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InfluxDB
InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
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 Hacktoberfest2021 discussion
JavaScript Hacktoberfest2021 related posts
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Important JS resources
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10 Best Websites for practicing Data Structures and Algorithms (DSA):
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OpenBenches – A map of 28,616 memorial benches
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Weiß eine überaus weise Person unter euch, was dieser Stern vor meinem Helden zu bedeuten hat? (Helden-Software DSA4.1)
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I know this is going to sound stupid to many people on here who don’t like their country, but I’m a French autistic person whose main special interest is the UK. Can you send me positive / nice things about the UK that I can look at when I feel a meltdown coming?
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I’m hosting a virtual toy drive for the kids in foster care and emergency shelters. Some kids just lost their parents and some were abused and neglected. Some had been in group homes for many years. Each child’s wish card is posted with their story ❤️ donate-gifts.com ❤️
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I’m hosting a virtual toy drive for the kids in foster care and emergency shelters. Some kids just lost their parents and some were abused and neglected. Some had been in group homes for many years. Each child’s wish card is posted with their story ❤️ donate-gifts.com ❤️
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A note from our sponsor - InfluxDB
www.influxdata.com | 17 Jul 2025
Index
What are some of the best open-source Hacktoberfest2021 projects in JavaScript? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | react-awesome-query-builder | 2,126 |
| 2 | webDevsCom | 718 |
| 3 | howtheyaws | 677 |
| 4 | opendrinks | 387 |
| 5 | code-snippets | 319 |
| 6 | Responsivize | 255 |
| 7 | manga-api | 247 |
| 8 | pyp5js | 208 |
| 9 | flowbite-datepicker | 147 |
| 10 | computer-puns | 102 |
| 11 | tempus | 60 |
| 12 | litemint | 51 |
| 13 | youtemy | 40 |
| 14 | o-fish-web | 34 |
| 15 | project-zone | 34 |
| 16 | Web-OS | 26 |
| 17 | discord-bot-creator | 24 |
| 18 | ListBot | 23 |
| 19 | OpenSourceDevs | 22 |
| 20 | Assessor | 22 |
| 21 | mongo-express-node-template | 22 |
| 22 | space-voyager | 19 |
| 23 | LuminousNewTab | 19 |
Sponsored
JavaScript Form Builder with No-Code UI & Built-In JSON Schema Editor
Keep full control over the data you collect and tailor the form builder’s entire look and feel to your users’ needs. SurveyJS works with React, Angular, Vue 3, and is compatible with any backend or auth system. Learn more.
surveyjs.io