Architecture comparison
DevTools
Now part of IBM; HashiCorp Cloud Platform (HCP) for Terraform/Vault/Consul runs on AWS. Core tools are widely-adopted open-source (BSL-licensed) infra-as-code and secrets management.
DevTools
Linear’s CTO has described the production stack as running on Google Cloud with Kubernetes, using React and Node/TypeScript, with Postgres for primary storage, Redis for queuing, and MongoDB for caching scenarios. The only clearly documented AI-related capability in the provided sources is product-level “AI workflows”; no source here establishes a specific foundational LLM provider in the core production architecture, so model_links is empty.