SOPS
Secrets OPerationS.
Overview
SOPS (Secrets OPerationS) is an open-source tool by Mozilla for managing secrets. It's not a secrets server, but rather an editor for files that store secrets. It encrypts the values within a structured file (like YAML or JSON), leaving the keys unencrypted. This allows the secret files to be safely committed to a Git repository, with decryption happening at deploy time.
✨ Key Features
- Encrypts values, not keys, in structured files
- Supports YAML, JSON, .env, and INI files
- Integrates with KMS providers (AWS, GCP, Azure) and PGP
- Git-friendly workflow for secrets management
- Open source
🎯 Key Differentiators
- GitOps-centric workflow
- Encrypts file content, not the whole file
- Broad support for major cloud KMS providers and PGP
Unique Value: Enables a secure GitOps workflow for secrets by encrypting them in-place within configuration files, using trusted KMS providers for key management.
🎯 Use Cases (3)
✅ Best For
- Encrypting Kubernetes secret manifests and storing them in Git (GitOps)
- Managing Terraform variable files with sensitive values
💡 Check With Vendor
Verify these considerations match your specific requirements:
- Organizations needing a central server for dynamic secrets, auditing, or a web UI
- Real-time secret rotation and revocation
🏆 Alternatives
Unlike server-based solutions (Vault, etc.), it doesn't require managing a separate service. It is more flexible than git-secret as it integrates with cloud KMS and encrypts values individually.
💻 Platforms
✅ Offline Mode Available
🔌 Integrations
💰 Pricing
Free tier: Completely free and open source.
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