Top 51 free open source tools for Containers/Orchestration

▪️ CLI Tools

  🔸 gvisor – container runtime sandbox.
  🔸 ctop – top-like interface for container metrics.

▪️ Web Tools

  🔸 Moby – a collaborative project for the container ecosystem to assemble container-based system.
  🔸 Traefik – open source reverse proxy/load balancer provides easier integration with Docker and Let’s encrypt.
  🔸 kong – The Cloud-Native API Gateway.
  🔸 rancher – complete container management platform.
  🔸 portainer – making Docker management easy.
  🔸 nginx-proxy – automated nginx proxy for Docker containers using docker-gen.

▪️ Security

  🔸 docker-bench-security – checks for dozens of common best-practices around deploying Docker.
  🔸 trivy – vulnerability scanner for containers, suitable for CI.
  🔸 Harbor – cloud native registry project that stores, signs, and scans content.

▪️ Manuals/Tutorials/Best Practices

  🔸 docker-cheat-sheet – a quick reference cheat sheet on Docker.
  🔸 awesome-docker – a curated list of Docker resources and projects.
  🔸 docker_practice – learn and understand Docker technologies, with real DevOps practice!
  🔸 labs – is a collection of tutorials for learning how to use Docker with various tools.
  🔸 dockerfiles – various Dockerfiles I use on the desktop and on servers.
  🔸 kubernetes-the-hard-way – bootstrap Kubernetes the hard way on Google Cloud Platform. No scripts.
  🔸 kubernetes-the-easy-way – bootstrap Kubernetes the easy way on Google Cloud Platform. No scripts.
  🔸 cheatsheet-kubernetes-A4 – Kubernetes CheatSheets in A4.
  🔸 k8s-security – kubernetes security notes and best practices.
  🔸 kubernetes-production-best-practices – checklists with best-practices for production-ready Kubernetes.
  🔸 kubernetes-production-best-practices – kubernetes security – best practice guide.

Rajesh Kumar

I’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked at Cotocus and regularly write about technology, travel, investing, health, product reviews, and digital marketing through my various platforms.

I publish technical articles at DevOps School, travel stories at Holiday Landmark, stock market insights at Stocks Mantra, health and fitness guidance at My Medic Plus, product reviews at TrueReviewNow, and SEO and digital marketing strategies at Wizbrand.