Curating OpenTofu Modules & Patterns
Talkat OpenTofu Day North America 2025 · on Monday, 2025-11-10· at 14:10· Building B | Level 2 | B203·
summary
Fidelity runs OpenTofu at scale with 75,000 state files managing about 5 million cloud resources across ~2,500 applications and enforces module standards via a maturity tag system (sandbox, incubating, production). The team builds a Backstage module catalog and pattern modules (modules-of-modules) plus a Bento VS Code extension that inserts module examples and ties into Copilot to scaffold, init/plan/apply and demoed successfully creating an S3 bucket.
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chapters (10)
- 0:00OpenTofu module curation intro
- 1:21Fidelity’s OpenTofu modules
- 4:33Module development best practices
- 7:03Fidelity security modules
- 8:27Module catalog for discovery
- 11:14Pattern modules for solutions
- 13:00Module maturity standards
- 15:04Module lifecycle management
- 16:08Bento VS Code extension demo
- 20:20Key takeaways
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