#hacktoberfest

PyIceberg

Apache OpenDAL: One Layer, All Storage.

The server component of API Platform: hypermedia and GraphQL APIs in minutes

Platform to build admin panels, internal tools, and dashboards. Integrates with 25+ databases and any API.

jsii allows code in any language to naturally interact with JavaScript classes. It is the technology that enables the AWS Cloud Development Kit to deliver polyglot libraries from a single codebase!

The Ballerina Programming Language

A modern, lightweight, descriptor-based wallet library written in Rust!

Memray is a memory profiler for Python

Prevent cloud misconfigurations and find vulnerabilities during build-time in infrastructure as code, container images and open source packages with Checkov by Bridgecrew.

From community websites to web applications, this CSS framework will help you achieve a consistent look and feel.

A Carbon-powered React and Web Component library for IBM Products

Open Source PHP Framework (originally from EllisLab)

icalendar parser library for Python

Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards.

Doctrine Object Relational Mapper (ORM)

.NET MAUI is the .NET Multi-platform App UI, a framework for building native device applications spanning mobile, tablet, and desktop.

The Microsoft Build Engine (MSBuild) is the build platform for .NET and Visual Studio.

Windows Forms is a .NET UI framework for building Windows desktop applications.

The open source repository for Electricity Maps data parsers that powers the world's most comprehensive electricity data platform

A glossy Matrix collaboration client for the web.

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.

External Secrets Operator reads information from a third-party service like AWS Secrets Manager and automatically injects the values as Kubernetes Secrets.

Cloud Native Runtime Security

The official Python SDK for Sentry.io

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

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

An open source trusted cloud native registry project that stores, signs, and scans content.

Go library for accessing the GitHub v3 API

Release engineering, simplified

A modern load testing tool, using Go and JavaScript