Open source platform for X.509 certificate based service authentication and fine grained access control in dynamic infrastructures. Athenz supports provisioning and configuration (centralized authorization) use cases as well as serving/runtime (decentralized authorization) use cases.
Containers GitHub Repositories (2026) · Open Source Tools
Discover the best Containers open source repositories on GitHub. Explore trending tools, live star counts, source code, and developer projects updated daily.
An open source trusted cloud native registry project that stores, signs, and scans content.
Application Kernel for Containers
Use any linux distribution inside your terminal. Enable both backward and forward compatibility with software and freedom to use whatever distribution you’re more comfortable with. Mirror available at: https://gitlab.com/89luca89/distrobox
Convert Compose to Kubernetes
Fast and Simple Serverless Functions for Kubernetes
Conformance test suite for OpenShift
A toolkit for building secure, portable and lean operating systems for containers
Concourse is a container-based automation system written in Go. It's mostly used for CI/CD.
High-Performance Serverless event and data processing platform
Modern Bazel rules for building OCI container images with advanced performance optimizations
A curated list for awesome cloud native tools, software and tutorials.
CLI and validation tools for Kubelet Container Runtime Interface (CRI) .
Automate Kubernetes Configuration Editing
🧵 CLI tool for directly patching container images!
Automatic container image update for Argo CD
Build OCI images from APK packages directly without Dockerfile
ManageIQ Open-Source Management Platform
Browse the sample apps demonstrating Aspire integration across C#, JavaScript, TypeScript, Python, Go, containers, databases, cloud, AI, and observability scenarios.
Native macOS GUI for ArcBox — containers, VMs, and sandboxes at your fingertips. Open Source alternative to OrbStack.