Cloud · head to head
containerd vs Vault
containerd
Cloud
Industry-standard container runtime, and the engine inside Docker
- From
- Free
- Rated
- -
The short version
- Each has a real cost: containerd not a developer-facing tool: there is no build command and the CLI is deliberately minimal, so it needs companions like nerdctl or Buildah; Vault vault 1.15.0 and later is licensed under the Business Source License 1.1, not an OSI open source licence, with IBM Corporation as licensor
- They diverge on capability: containerd covers Full container lifecycle, Vault covers Secrets management.
Where they differ
Only the attributes on which containerd and Vault actually diverge.
| Attribute | containerd | Vault |
|---|---|---|
| Pricing model | Open source, no licence fee | open-source |
| Platforms | Linux, Windows | Linux, Windows, Mac, Cloud |
| Founded | Unknown | 2015 |
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Cloud).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in containerd
- Full container lifecycle
- CRI support
- OCI compliant
- Snapshotter plugins
- Namespaces
- Stable API
Only in Vault
- Secrets management
- Encryption
- Authentication
- Authorization
- Audit logging
- API access
- High availability
- Replication
What people use each for
The jobs each tool is most often brought in to do.
containerd
- Running the container runtime under a Kubernetes cluster after the Docker shim removalnot Vault
- Building a platform or PaaS that needs to execute containersnot Vault
- Reducing the moving parts on nodes that only ever run Kubernetes workloadsnot Vault
- Embedding container execution inside another productnot Vault
Vault
- Centrally storing and rotating secrets, API keys and database credentialsnot containerd
- Issuing short-lived dynamic credentials to applications instead of static passwordsnot containerd
- Encryption as a service and PKI certificate issuancenot containerd
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
containerd
- Not a developer-facing tool: there is no build command and the CLI is deliberately minimal, so it needs companions like nerdctl or Buildah
- Debugging is lower-level than Docker, and error messages assume knowledge of the runtime internals
- Documentation is aimed at platform engineers, so newcomers usually find Docker or Podman material more useful
- No image building at all — that is out of scope by design
Vault
- Vault 1.15.0 and later is licensed under the Business Source License 1.1, not an OSI open source licence, with IBM Corporation as licensor
- The Additional Use Grant forbids offering Vault to third parties on a hosted or embedded basis in a paid product that competes with IBM's paid versions of Vault
- Each version only converts to MPL 2.0 four years after that version is published, and the Change Date is tracked per version
- Replication, HSM support, namespaces, performance standby nodes, FIPS builds, control group authorisation, multi-factor authentication, secrets sync and lease count quotas all require a Vault Enterprise licence
- A Vault Enterprise licence must be applied to the cluster before any Enterprise feature can be used
Pricing, plan by plan
containerd
Free- containerdFree
- Full functionality
- No usage limits
- Community support
Vault
Free- Open SourceFree
- Secrets management
- Encryption as a service
- Identity management
- EnterpriseFree
- Advanced features
- Premium support
- Dedicated updates
Which should you pick?
Choose containerd if
- You need full container lifecycle.
- You want to start without paying.
- You work on Linux, Windows.
- You also want cri support.
Choose Vault if
- You need secrets management.
- You want to start without paying.
- You work on Linux, Windows, Mac, Cloud.
- You also want encryption.
Questions people ask
- Is containerd or Vault better?
- Neither clearly leads. containerd starts at Free and Vault at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, containerd or Vault?
- containerd starts at Free and Vault at Free.
- Does containerd or Vault run on more platforms?
- containerd runs on Linux, Windows. Vault runs on Linux, Windows, Mac, Cloud.
- Can I use containerd for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is containerd best used for?
- containerd is most often used for running the container runtime under a kubernetes cluster after the docker shim removal, building a platform or paas that needs to execute containers, reducing the moving parts on nodes that only ever run kubernetes workloads, embedding container execution inside another product. Of those, running the container runtime under a kubernetes cluster after the docker shim removal and building a platform or paas that needs to execute containers are not what Vault is typically brought in for.
- What can containerd do that Vault cannot?
- containerd covers Full container lifecycle, CRI support, OCI compliant, Snapshotter plugins. Vault covers Secrets management, Encryption, Authentication, Authorization.
Answered from the vendors’ own pages
containerd: Is containerd free?
Yes. It is an open-source CNCF graduated project with no licence fee.
Vault: Is HashiCorp Vault free to use?
Yes, Vault is available as a free, open-source project. The community version includes secrets management, certificate generation and rotation, encryption services, and credential management. Vault Enterprise is a commercial offering with additional features.
Sourcecontainerd: Do I need containerd if I use Docker?
You already have it. Docker uses containerd underneath to run containers; it is not an alternative you install separately.
Vault: What are the differences between open-source Vault and Vault Enterprise?
Open-source Vault is free and self-hosted. Vault Enterprise includes additional features and commercial support. HashiCorp also offers Vault Dedicated on the HashiCorp Cloud Platform as a fully managed cloud option.
Sourcecontainerd: Why did Kubernetes drop Docker for containerd?
Kubernetes talks to runtimes through the Container Runtime Interface. Docker did not speak CRI natively and needed a shim, so Kubernetes removed the shim and talks to containerd directly, which Docker was already using anyway.
Vault: Can I try HashiCorp Cloud Platform Vault without payment?
Yes, HashiCorp offers a free trial option for HCP Vault Dedicated. New users also receive a $500 credit to use across HashiCorp Cloud Platform services.
Sourcecontainerd: Can containerd build images?
No. Image building is deliberately out of scope. Tools such as Buildah, BuildKit or Docker handle that.
Vault: What does Vault manage and protect?
Vault provides identity-based secrets management for users, machines, services, and AI agents. It automates authentication and authorization for access to secrets, passwords, certificates, encryption keys, and other sensitive data across your infrastructure.
SourceRelated pages
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