The original title is "OpenTofu vs Terraform in 2026: What Actually Changed"

Short summary

A practical comparison of OpenTofu vs Terraform in 2026 from someone running both in production. Key divergences: OpenTofu ships native state and plan encryption, early variable evaluation for backend blocks, and provider-namespaced functions. State format compatibility makes migration low-drama, but configs using OpenTofu-specific features create one-way doors.

• •OpenTofu is Linux Foundation-governed with MPL-2.0; Terraform is HashiCorp BSL-licensed
• •OpenTofu adds native state/plan encryption, early variable evaluation, and provider functions
• •State format compatibility enables easy migration, but feature divergence creates one-way doors

Generated with AI, which can make mistakes.