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Best Self-Hosted Secrets Management in 2026

Tools for storing, encrypting, and distributing application secrets such as API keys, passwords, and certificates — including cloud secret managers and vaulting platforms.

The top-rated pick is Sealed Secrets with 9,298 GitHub stars.

1 self-hosted secrets management — ranked by GitHub stars.Browse all

Sealed Secrets

Sealed Secrets

Encrypt Kubernetes Secrets into SealedSecrets that are safe to store in Git, decrypted only by a controller in your cluster.

Alternative to:
HashiCorp VaultHashiCorp Vault

Why self-host?

Self-hosting puts you in control. You own your data, avoid vendor lock-in, and eliminate recurring subscription costs. For teams handling sensitive data or operating under strict compliance requirements, running your own infrastructure is often the only viable option.