Directory

Amazon's public cloud with hundreds of usage-billed services spanning compute (EC2, Lambda), storage (S3), databases (RDS), networking, AI (Bedrock) and analytics

Self-hosted identity provider with OIDC, SAML, LDAP, RADIUS and SCIM support and a built-in application proxy, with an MIT core and an enterprise edition

Global network offering authoritative DNS, CDN and reverse-proxy security, a domain registrar, Zero Trust access and the Workers serverless platform

Open-source behavior-based intrusion prevention engine whose detections feed a crowd-sourced IP reputation network, with remediation components for firewalls, proxies and CDNs

Platform that runs Docker images as Fly Machines (Firecracker microVMs) in regions around the world with anycast routing, private networking and managed Postgres

Domain registrar and web-hosting company offering DNS management, SSL certificates, email and website builders, with a developer API for domains

Google's public cloud with Compute Engine, GKE, Cloud Run, BigQuery, Cloud Storage and the Vertex AI platform for Gemini and other models

Identity-based secrets manager providing encrypted key-value storage, dynamic database and cloud credentials, PKI and encryption-as-a-service, under the Business Source License

German hosting provider known for cost-focused cloud servers, dedicated root servers, Storage Boxes and object storage in Germany, Finland, the United States and Singapore

Secrets, certificate and privileged-access management platform with an MIT-licensed core, available as a hosted service or self-hosted deployment

Open-source identity and access management server providing single sign-on with OpenID Connect, OAuth 2.0 and SAML, user federation and fine-grained authorization

Microsoft's public cloud with virtual machines, AKS, Azure Functions, Cosmos DB, Azure Database for PostgreSQL, Entra ID identity and Microsoft Foundry for hosted AI models

S3-compatible object storage server; the AGPL community edition was archived in April 2026 and succeeded by MinIO's AIStor Free and AIStor Enterprise editions

Serverless PostgreSQL service with separated storage and compute, instant database branching and scale-to-zero, now part of Databricks

Hosted ingress service that exposes local servers through public URLs via an agent or SDK, with Traffic Policy rules, API gateway features and reserved domains

Apache-2.0 search and analytics suite forked from Elasticsearch and Kibana, governed by the OpenSearch Software Foundation

European cloud and hosting provider offering dedicated bare-metal servers, public and hosted private cloud, VPS, domains and web hosting from data centers in Europe, Canada and elsewhere

Daemonless, rootless container engine with a Docker-compatible CLI, companion Buildah and Skopeo tools and a Podman Desktop GUI

Pull-based metrics monitoring system and time-series database with the PromQL query language, service discovery and the Alertmanager component

Command-line program to sync, copy, mount and serve files across dozens of cloud storage providers and protocols, with optional client-side encryption

Open-source cluster resource manager and job scheduler for Linux clusters, allocating nodes, launching jobs and managing queues on many HPC systems

Open-source backend platform built around a dedicated PostgreSQL database with auto-generated APIs, authentication, file storage, realtime subscriptions and edge functions

Infrastructure-as-code tool that provisions cloud and SaaS resources from HCL configurations through a plan-and-apply workflow, licensed under BSL 1.1

Cloud-native reverse proxy and ingress controller that discovers routes from Docker, Kubernetes and other providers and automates TLS through ACME