Top HACKTOBERFEST GitHub Repositories & Tools (2026)

An open and reliable container runtime

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

The Roslyn .NET compiler provides C# and Visual Basic languages with rich code analysis APIs.

😸 Soothing pastel theme for the high-spirited!

A cross-platform, safe, pure-Rust graphics API.

An open source re-implementation of RollerCoaster Tycoon 2 🎢

Easy and fast file sharing from the command-line.

Self-hosted Speed Test for HTML5 and more. Easy setup, examples, configurable, mobile friendly. Supports PHP, Node, Multiple servers, and more

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

Apache ZooKeeper

Prior to making any Submission(s), you must sign an Adobe Contributor License Agreement, available here at: https://opensource.adobe.com/cla.html. All Submissions you make to Adobe Inc. and its affiliates, assigns and subsidiaries (collectively “Adobe”) are subject to the terms of the Adobe Contributor License Agreement.

Customization of kubernetes YAML configurations

Open-source search database for full-text, vector, and hybrid search with real-time indexing and SQL.

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

KEDA is a Kubernetes-based Event Driven Autoscaling component. It provides event driven scale for any container running in Kubernetes

Doctrine Object Relational Mapper (ORM)

Music streaming solution that works.

provides metadata for chains

A framework that allows developers to cobble together a better UI for their own WPF applications with minimal effort.

CLI tool and library for generating a Software Bill of Materials from container images and filesystems