Hacktoberfest

Hacktoberfest is a month-long celebration of open source projects, their maintainers, and the entire community of contributors. Each October, open source maintainers give new contributors extra attention as they guide developers through their first pull requests on GitHub.

By programming language

JavaScript • Python • Java

GitHub: https://github.com/topics/hacktoberfest
Created by: DigitalOcean and GitHub
Released: October 2014
Aliases: hacktoberfest-contributions, hacktoberfest-repo, hacktoberfest-contribute, hacktoberfest-participants, hacktoberfest-challenge, hacktoberfest-topic, hacktoberfest-project, hacktoberfest-maintainer,
Last updated: 2026-06-16 00:14:25 UTC
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https://github.com/equinusocio/material-theme

Vira Theme is the official successor of the popular Material Theme. This premium version is actively maintained, includes hand-curated icons and more features

epic hacktoberfest material-theme theme visual-studio-code visual-studio-extension

Last synced: 17 Aug 2025

https://github.com/leachim6/hello-world

Hello world in every computer language. Thanks to everyone who contributes to this, make sure to see contributing.md for contribution instructions!

esolangs example-code hacktoberfest hello-world

Last synced: 08 May 2025

https://github.com/vira-themes/vira-theme-support

Vira Theme is the official successor of the popular Material Theme. This premium version is actively maintained, includes hand-curated icons and more features

epic hacktoberfest material-theme theme visual-studio-code visual-studio-extension

Last synced: 12 May 2025

https://github.com/wallabag/wallabag

wallabag is a self hostable application for saving web pages: Save and classify articles. Read them later. Freely.

hacktoberfest php read-it-later self-hosted symfony symfony-application wallabag

Last synced: 12 May 2025

https://github.com/material-theme/vsc-material-theme

Material Theme, the most epic theme for Visual Studio Code

epic hacktoberfest material-design material-theme theme visual-studio-code visual-studio-extension

Last synced: 25 Feb 2025

https://github.com/yourls/yourls

🔗 The de facto standard self hosted URL shortener in PHP

bitly hacktoberfest php short-url shorten-urls shortener url-shortener url-shortner yourls

Last synced: 13 May 2025

https://github.com/juice-shop/juice-shop

OWASP Juice Shop: Probably the most modern and sophisticated insecure web application

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Last synced: 13 May 2025

https://github.com/akashsingh3031/the-complete-faang-preparation

Dive into this repository, a comprehensive resource covering Data Structures, Algorithms, 450 DSA by Love Babbar, Striver DSA sheet, Apna College DSA Sheet, and FAANG Questions! 🚀 That's not all! We've got Technical Subjects like Operating Systems, DBMS, SQL, Computer Networks, and Object-Oriented Programming, all waiting for you.

algorithms aptitude collaborate computer-network cpp data-structures dbms dsa hacktoberfest interview-questions interviewbit-solutions java jupyter-notebook learn leetcode leetcode-solutions operating-system python readme sql

Last synced: 14 May 2025

https://github.com/ImageMagick/ImageMagick

🧙‍♂️ ImageMagick 7

convert hacktoberfest image imagemagick magick resize

Last synced: 14 Mar 2025

https://github.com/antvis/G6

♾ A Graph Visualization Framework in JavaScript.

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Last synced: 13 Mar 2025

https://github.com/AkashSingh3031/The-Complete-FAANG-Preparation

Last synced: 27 Mar 2025

https://github.com/jbogard/MediatR

Simple, unambitious mediator implementation in .NET

hacktoberfest

Last synced: 14 Mar 2025

https://github.com/volta-cli/volta

Volta: JS Toolchains as Code. ⚡

hacktoberfest node nodejs package-manager

Last synced: 12 May 2025

https://github.com/kornia/kornia

🐍 Geometric Computer Vision Library for Spatial AI

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Last synced: 20 Feb 2026

https://github.com/organicmaps/organicmaps

🍃 Organic Maps is a free Android & iOS offline maps app for travelers, tourists, hikers, and cyclists. It uses crowd-sourced OpenStreetMap data and is developed with love by the community. No ads, no tracking, no data collection, no crapware. Please donate to support the development!

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Last synced: 14 May 2025

https://github.com/oauth2-proxy/oauth2-proxy

A reverse proxy that provides authentication with Google, Azure, OpenID Connect and many more identity providers.

cloud-infrastructure hacktoberfest oauth2-proxy ssl sso

Last synced: 12 Jan 2026

https://github.com/papermc/paper

The most widely used, high performance Minecraft server that aims to fix gameplay and mechanics inconsistencies

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Last synced: 14 May 2025

https://github.com/logaretm/vee-validate

✅ Painless Vue forms

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Last synced: 12 May 2025

https://github.com/ajayyy/SponsorBlock

Skip YouTube video sponsors (browser extension)

adblock adblocker chrome chrome-extension chromium firefox firefox-extension hacktoberfest opera sponsorblock sponsored-segments web-extension youtube youtube-videos

Last synced: 13 Mar 2025

https://github.com/devicons/devicon

Set of icons representing programming languages, designing & development tools

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Last synced: 12 Dec 2025

https://github.com/chocolatey/choco

Chocolatey - the package manager for Windows

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Last synced: 09 Sep 2025

https://github.com/nozbe/watermelondb

🍉 Reactive & asynchronous database for powerful React and React Native apps ⚡️

database hacktoberfest persistence react react-native reactive rxjs

Last synced: 16 May 2025

https://github.com/dotnet/benchmarkdotnet

Powerful .NET library for benchmarking

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Last synced: 09 Sep 2025

https://github.com/styleguidist/react-styleguidist

Isolated React component development environment with a living style guide

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Last synced: 12 May 2025

https://github.com/theodinproject/curriculum

The open curriculum for learning web development

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Last synced: 09 Sep 2025

https://github.com/adnanh/webhook

webhook is a lightweight incoming webhook server to run shell commands

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Last synced: 13 May 2025

https://github.com/sfml/sfml

Simple and Fast Multimedia Library

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Last synced: 13 Mar 2026

https://github.com/wasp-lang/open-saas

A free, open-source SaaS app starter for React & Node.js with superpowers. Full-featured. Community-driven.

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Last synced: 11 May 2025

https://github.com/dotnet/BenchmarkDotNet

Powerful .NET library for benchmarking

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Last synced: 14 Mar 2025

https://github.com/go-resty/resty

Simple HTTP, REST, and SSE client library for Go

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Last synced: 12 May 2025

https://github.com/oh-my-fish/oh-my-fish

The Fish Shell Framework

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Last synced: 19 Oct 2025

https://github.com/phalcon/cphalcon

High performance, full-stack PHP framework delivered as a C extension.

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Last synced: 12 May 2025

https://github.com/esphome/esphome

ESPHome is a system to control your ESP32, ESP8266, BK72xx, RP2040 by simple yet powerful configuration files and control them remotely through Home Automation systems.

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Last synced: 14 May 2026

https://github.com/srwi/EverythingToolbar

Everything integration for the Windows taskbar.

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Last synced: 24 Mar 2025

https://github.com/google/go-github

Go library for accessing the GitHub v3 API

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Last synced: 06 Jan 2026

https://github.com/antlr/grammars-v4

Grammars written for ANTLR v4; expectation that the grammars are free of actions.

hacktoberfest

Last synced: 12 Feb 2026

https://github.com/provectus/kafka-ui

Open-Source Web UI for Apache Kafka Management

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Last synced: 12 May 2025

https://github.com/SFML/SFML

Simple and Fast Multimedia Library

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Last synced: 15 Mar 2025

https://github.com/huggingface/chat-ui

The open source codebase powering HuggingChat

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Last synced: 11 May 2026

https://github.com/Canop/broot

A new way to see and navigate directory trees : https://dystroy.org/broot

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Last synced: 13 Mar 2025

https://github.com/microsoft/wslg

Enabling the Windows Subsystem for Linux to include support for Wayland and X server related scenarios

hacktoberfest

Last synced: 13 May 2025

https://github.com/jwtk/jjwt

Java JWT: JSON Web Token for Java and Android

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Last synced: 12 May 2025

https://github.com/JustArchiNET/ArchiSteamFarm

C# application with primary purpose of farming Steam cards from multiple accounts simultaneously.

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Last synced: 08 Apr 2025

https://github.com/gofr-dev/gofr

An opinionated GoLang framework for accelerated microservice development. Built in support for databases and observability.

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Last synced: 06 Feb 2026

https://github.com/CleverRaven/Cataclysm-DDA

Cataclysm - Dark Days Ahead. A turn-based survival game set in a post-apocalyptic world.

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Last synced: 15 Mar 2025

https://github.com/reactstrap/reactstrap

Simple React Bootstrap 5 components

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Last synced: 13 May 2025

https://github.com/Nozbe/WatermelonDB

🍉 Reactive & asynchronous database for powerful React and React Native apps ⚡️

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Last synced: 13 Aug 2025

https://github.com/appintro/appintro

Make a cool intro for your Android app.

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Last synced: 11 Jan 2026

https://github.com/AppIntro/AppIntro

Make a cool intro for your Android app.

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Last synced: 16 Mar 2025

https://github.com/grafana/pyroscope

Continuous Profiling Platform. Debug performance issues down to a single line of code

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Last synced: 03 Feb 2026

https://github.com/elkowar/eww

ElKowars wacky widgets

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Last synced: 13 May 2025

https://github.com/django-cms/django-cms

The easy-to-use and developer-friendly enterprise CMS powered by Django

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Last synced: 14 Feb 2026

https://github.com/svenstaro/genact

🌀 A nonsense activity generator

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Last synced: 12 May 2025

https://github.com/Google/Go-github

Go library for accessing the GitHub v3 API

github github-api go golang hacktoberfest

Last synced: 12 Mar 2025

https://github.com/dicedb/dice

DiceDB is an open-source, fast, reactive, in-memory database optimized for modern hardware.

database golang hacktoberfest storage-engine

Last synced: 14 May 2025

https://bkimminich.github.io/juice-shop

OWASP Juice Shop: Probably the most modern and sophisticated insecure web application

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Last synced: 20 Mar 2025

https://github.com/kedro-org/kedro

Kedro is a toolbox for production-ready data science. It uses software engineering best practices to help you create data engineering and data science pipelines that are reproducible, maintainable, and modular.

experiment-tracking hacktoberfest kedro machine-learning machine-learning-engineering mlops pipeline python

Last synced: 13 May 2025

https://github.com/manticoresoftware/manticoresearch

Easy to use open source fast database for search | Good alternative to Elasticsearch now | Drop-in replacement for E in the ELK soon

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Last synced: 13 May 2025

https://github.com/YOURLS/YOURLS

🔗 The de facto standard self hosted URL shortener in PHP

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Last synced: 14 Mar 2025

https://github.com/go-shiori/shiori

Simple bookmark manager built with Go

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Last synced: 23 Apr 2025

https://github.com/mailcow/mailcow-dockerized

mailcow: dockerized - 🐮 + 🐋 = 💕

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Last synced: 14 May 2025

https://github.com/thumbor/thumbor

thumbor is an open-source photo thumbnail service by globo.com

hacktoberfest

Last synced: 13 May 2025

https://github.com/cyclejs/cyclejs

A functional and reactive JavaScript framework for predictable code

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Last synced: 15 Apr 2026

https://github.com/milligram/milligram

A minimalist CSS framework.

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Last synced: 12 May 2025

https://github.com/lawnchairlauncher/lawnchair

No clever tagline needed.

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Last synced: 28 Feb 2026

https://github.com/Radarr/Radarr

Movie organizer/manager for usenet and torrent users.

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Last synced: 21 Mar 2025

https://github.com/woocommerce/woocommerce

A customizable, open-source ecommerce platform built on WordPress. Build any commerce solution you can imagine.

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Last synced: 19 Jan 2026

https://github.com/meshery/meshery

Meshery, the cloud native manager

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Last synced: 07 Apr 2026

https://github.com/LawnchairLauncher/Lawnchair

No clever tagline needed.

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Last synced: 23 Apr 2025

https://github.com/rolling-scopes/rsschool-app

An application for the RS School education process

hacktoberfest

Last synced: 11 May 2025

https://github.com/doctrine/orm

Doctrine Object Relational Mapper (ORM)

hacktoberfest

Last synced: 16 Dec 2025

https://teamcapybara.github.io/capybara/

Acceptance test framework for web applications

hacktoberfest

Last synced: 20 Nov 2025

https://github.com/projectdiscovery/nuclei-templates

Community curated list of templates for the nuclei engine to find security vulnerabilities.

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Last synced: 14 May 2025

https://github.com/bastienwirtz/homer

A very simple static homepage for your server.

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Last synced: 13 May 2025

https://github.com/teamcapybara/capybara

Acceptance test framework for web applications

hacktoberfest

Last synced: 12 May 2025

https://github.com/jnicklas/capybara

Acceptance test framework for web applications

hacktoberfest

Last synced: 20 Apr 2025

https://github.com/owncast/owncast

Take control over your live stream video by running it yourself. Streaming + chat out of the box.

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Last synced: 09 Sep 2025

https://github.com/Go-resty/resty

Simple HTTP and REST client library for Go

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Last synced: 12 Mar 2025

https://github.com/orhun/git-cliff

A highly customizable Changelog Generator that follows Conventional Commit specifications ⛰️

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Last synced: 13 May 2025

https://github.com/LonamiWebs/Telethon

Pure Python 3 MTProto API Telegram client library, for bots too!

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Last synced: 24 Mar 2025

https://github.com/triggerdotdev/jsonhero-web

JSON Hero is an open-source, beautiful JSON explorer for the web that lets you browse, search and navigate your JSON files at speed. 🚀. Built with 💜 by the Trigger.dev team.

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Last synced: 14 May 2025

https://github.com/trinitycore/trinitycore

TrinityCore Open Source MMO Framework (master = 11.1.5.60568, 3.3.5 = 3.3.5a.12340, cata classic = 4.4.2.60192)

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Last synced: 13 May 2025

https://github.com/libgit2/libgit2

A cross-platform, linkable library implementation of Git that you can use in your application.

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Last synced: 13 May 2025

https://github.com/PaperMC/Paper

The most widely used, high performance Minecraft server that aims to fix gameplay and mechanics inconsistencies

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Last synced: 26 Mar 2025

https://github.com/unoplatform/uno

Open-source platform for building cross-platform native Mobile, Web, Desktop and Embedded apps quickly. Create rich, C#/XAML, single-codebase apps from any IDE. Hot Reload included! 90m+ NuGet Downloads!!

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Last synced: 20 May 2026

https://github.com/ruby-grape/grape

An opinionated framework for creating REST-like APIs in Ruby.

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Last synced: 12 May 2025

https://intridea.github.io/grape

An opinionated framework for creating REST-like APIs in Ruby.

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Last synced: 23 Apr 2025

https://github.com/dodyg/practical-aspnetcore

Practical samples of ASP.NET Core 10 Preview 3, 9, 8.0, 7.0, 6.0, 5.0, 3.1, 2.2, and 2.1,projects you can use. Readme contains explanations on all projects.

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Last synced: 14 May 2025