Mozilla SOPS vs HashiCorp Vault
A side-by-side comparison of two self-hosted password managers options — licensing, setup difficulty, resource needs, and what each one replaces.
HashiCorp Vault
Secrets management and data protection for infrastructure
| Feature | Mozilla SOPS | HashiCorp Vault |
|---|---|---|
| Deploy effort | Read-the-docs project | Under-an-hour setup |
| Health score | 97 · Excellent | 99 · Excellent |
| Category | Password Managers | Password Managers |
| License | MPL-2.0 | BUSL-1.1 |
| Language | Go | Go |
| Setup difficulty | Medium | Hard |
| Min. RAM | 64 MB | 256 MB |
| Deployment | binary, source | docker, kubernetes, binary |
| GitHub stars | ★ 23,200 | ★ 36,283 |
| First released | 2015 | 2015 |
| Replaces | AWS Secrets Manager, HashiCorp Vault | AWS Secrets Manager, Azure Key Vault |
What are Mozilla SOPS and HashiCorp Vault?
Mozilla SOPS
SOPS is an open-source editor of encrypted files that supports YAML, JSON, ENV, INI and binary formats. It encrypts secret values so configuration with credentials can be safely stored in git.
- Encrypts only the values in config files
- Works with age, GPG and KMS keys
- Editor integration for encrypted files
- Git-friendly secrets management
HashiCorp Vault
HashiCorp Vault is a tool for securely storing and accessing secrets such as API keys, passwords and certificates. It provides dynamic secrets, encryption as a service and fine-grained access control.
- Dynamic, short-lived secrets
- Encryption as a service
- Detailed audit logging
- Pluggable secrets and auth backends
Mozilla SOPS vs HashiCorp Vault: key differences
Both projects are written in Go. Licensing differs — MPL-2.0 for Mozilla SOPS versus BUSL-1.1 for HashiCorp Vault. Mozilla SOPS is the lighter option, starting around 64 MB of RAM against 256 MB for HashiCorp Vault. HashiCorp Vault lists first-class Docker deployment; Mozilla SOPS does not.
Why pick each one
Choose Mozilla SOPS if…
- Keeps secrets in version control safely
- No server to run
Watch out for
- Not a vault with access control
Choose HashiCorp Vault if…
- Industry standard for secrets
- Powerful policy engine
Watch out for
- Steep operational complexity
- License changed from open source
Frequently asked questions
Is Mozilla SOPS or HashiCorp Vault better?
Neither is universally better. HashiCorp Vault has the larger community, while Mozilla SOPS is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.
Are Mozilla SOPS and HashiCorp Vault free and open-source?
Yes. Mozilla SOPS is licensed under MPL-2.0 and HashiCorp Vault under BUSL-1.1. Both can be self-hosted at no software cost.
Can I run Mozilla SOPS and HashiCorp Vault with Docker?
Mozilla SOPS: check the project docs for container support. HashiCorp Vault: yes.
Which is lighter on resources, Mozilla SOPS or HashiCorp Vault?
Mozilla SOPS has the smaller minimum footprint at 64 MB of RAM, compared to about 256 MB for HashiCorp Vault. Real-world usage depends on library size, user count, and enabled features.