This list curates free-tier offerings from SaaS, PaaS, IaaS, etc., for infrastructure developers. It excludes self-hosted software and trials; free tiers must be at least a year if time-bucketed. Also ensures TLS is not restricted to paid tiers. Contributions from over 1600 people keep it updated.
Major cloud providers like GCP offer always-free tiers: App Engine (28 hrs/day), Compute Engine (1 e2-micro), Cloud Storage (5GB), Cloud Functions (2M/month). The list covers analytics, CI/CD, monitoring, security, storage, etc.
