OpenTofu Day Europe 2025
as the organisers put it
OpenTofu Day Europe has officially wrapped! Thank you to all the attendees who joined us. Watch keynotes and all breakout sessions on the CNCF YouTube Channel. Review session slides from speakers who…
who it's for
platform engineers, cloud engineers, devops engineers, site reliability engineers, developer experience engineers, engineering managers, open source maintainers
topics
OpenTofu provider modularity; state encryption with AWS KMS; OCI registry for providers and modules; CDK for Terraform TypeScript stacks; policy-as-code with Open Policy Agent; migrating Terraform to OpenTofu; locals best practices in OpenTofu; exclude flag for targeted operations; provider for_each multi-region providers; early evaluation for backend and module sources; splitting monolithic state into workspaces; per-tenant AWS accounts and Scalr integration
| title | author | length |
|---|---|---|
| From Fork to Future: OpenTofu’s Role in Shaping Community-Drive... | Christian Mesh | 08m |
OpenTofu reports 6 million registry requests/day and commits to MPL 2.0 under the Linux Foundation with trademarks held by the foundation for vendor… | ||
| Welcome + Opening Remarks | Sebastian Stadil | 03m |
Seventy CFP submissions go through a four‑person review panel that narrows the program by eliminating 65 proposals, leaving today’s schedule; funding and… | ||
| Panel: Ask the Devs! | Sharone Revah Zitzman, Christian Mesh, Arel Rabinowitz, James Humphries | 37m |
OpenTofu reports GA in Jan 2024 and ships three releases since, claiming practical wins: exclude flag (a long‑requested Terraform feature) lands, state… | ||
| Enabling Developer Autonomy through IaC and Policy-as-Code: A Case Study | David Stevens | 30m |
TV4 and MTV standardize on OpenTofu and CDK for Terraform to give 60+ developers safe self-service: ~300 OpenTofu projects, ~1,400 workspaces, 18 teams, ~80… | ||
| Closing Remarks | Sebastian Stadil | 01m |
Christian and the core team available all day to answer questions and collect feedback, and an email from the Linux Foundation lands in the next few days… | ||
| Lightning Talk: Breaking New Ground with OpenTofu Exclusive Features | Arel Rabinowitz | 14m |
OpenTofu adds four concrete features: State Encryption with AWSKMS and plan-file encryption lets local state and plans be encrypted via an encryption block… | ||
| Don't Stop at the Cloud - Connecting all the Dots with Infrastructure-as-Code | Anuraag Agrawal | 23m |
Demonstrates using OpenTofu plus CDK to bootstrap a full dev/prod stack: it creates two GitHub repos, two GCP projects, service accounts, IAM bindings, GitHub… | ||
| Lightning Talk: Locals Only: Patterns and Anti-Patterns in OpenTofu Local Variables | Robbie Glenn | 10m |
Locals are named values defined in locals blocks that reduce repetition but also create hidden complexity when misused; advice includes consolidating into a… | ||
| Lightning Talk: Seamless at Scale: Migrating from Terraform to OpenTofu Without Mis... | David Jackson | 15m |
Fidelity migrates thousands of Terraform projects to OpenTofu over about a year using a five‑phase plan: POC, lighthouse project pushed to production… | ||
| Breaking Down the TofuLith. How We Reduced Lead Times for Multi-Tenant Infra Changes... | Mike Hodgins | 29m |
Claims a 90% lead time reduction by splitting a monolithic Terraform state into per-product workspaces, moving to per-tenant AWS accounts, replacing the… | ||
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