HashiCorp Vault vs Teller: side-by-side comparison (2026)

HashiCorp Vault: Identity-based secrets mgmt platform for credentials, certs, keys & encryption. Built by HashiCorp.

Teller: Teller is a command-line secret management tool that integrates with various cloud providers and vaults to securely populate environment variables during development workflows.

The table above shows where their features, integrations, deployment and company size fit differ.

HashiCorp Vault is made by HashiCorp. Teller is open-source with 3,181 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. HashiCorp Vault and Teller are both Secrets Management products, and both cover Secrets Management. Key differences: HashiCorp Vault is Commercial while Teller is Free, Teller is open-source. Use the table above to see where features, deployment and company size fit differ.