Apache Cassandra
Open source distributed NoSQL database built for scale and uptime
60 tools in our directory are marked as best for Platform engineers, from 14 sections: DevOps (12), Cloud Platforms (9), Monitoring & Observability (9), Hosting & Deploy (8) and 10 more sections.

Open source distributed NoSQL database built for scale and uptime

Platform to build and run one graph over your existing APIs


Infrastructure automation and compliance for enterprise IT

eBPF-based networking, observability and security for Kubernetes

Self-hosted workspaces and AI coding agents with governance controls


Platform for routing, reducing and shaping telemetry data

Open source framework to build platform APIs on top of Kubernetes

Portable CI/CD pipelines written as code that run anywhere

Official guides, manuals and CLI reference for Docker

In-memory data store that works with Redis and Valkey clients

Full-stack observability platform for apps, infrastructure and logs

Logs, metrics and traces in one platform, built on OpenTelemetry

Open source edge and service proxy for cloud native apps

AI tool that turns prompts, code and files into technical diagrams


Lightweight open source processor for logs, metrics and traces

Open source GitOps tool that keeps Kubernetes in sync with Git

Spins up production-like Kubernetes environments for dev and test

Cloud, CDN, edge and security platform on EU-owned infrastructure

Platform that finds exposed secrets and credentials in code


Chaos engineering and resilience testing platform for services

Stores and controls access to secrets, keys and certificates

Shows cloud cost estimates for Terraform changes in pull requests



Open source orchestrator where workflows are written in YAML

Open source serverless platform for containers on Kubernetes

Open source API gateway for securing and managing API traffic



Runs a small Kubernetes cluster on your own computer for testing


Schedules containers, binaries and batch jobs across your servers

Platform for running containers, jobs, databases and sandboxes

Hybrid cloud platform for running VMs, containers and AI

Release and deployment automation for continuous delivery teams

Isolated test environments on Kubernetes for AI coding agents

Open standard and tools for collecting traces, metrics and logs

Go-based open source web application firewall with CRS support

Open source Kubernetes debugging and observability with eBPF

Private cloud software to run VMs and Kubernetes on your hardware

Developer portal for service catalogs, agents and governance

Infrastructure as code using common programming languages

Platform to provision, deploy and run apps on your own cloud

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