Softwr

Cloud · head to head

Dokku vs MinIO

Dokku logo

Dokku

Cloud

Single-server platform that accepts a git push and runs Heroku buildpacks on Docker

From
Free
Rated
-
Full reviewWebsite
MinIO logo

MinIO

File Storage

S3-compatible object storage server you run yourself, now under AGPL with a stripped community edition

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Dokku one maintainer accounts for nearly all human commit activity and the project records roughly 10,500 US dollars of annual income on Open Collective, which is not enough to fund a maintainer, so continuity rests on one person continuing to volunteer.; MinIO the AGPL v3 licence applies copyleft over network use, so embedding MinIO in a product or hosted service obliges you to release your own source or buy a commercial licence, and legal review has removed it from several vendor stacks for this reason alone.
  • They diverge on capability: Dokku covers Git push deploy, MinIO covers S3 API implementation.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Dokku and MinIO actually diverge.

Attributes where Dokku and MinIO differ
AttributeDokkuMinIO
PlatformsLinux, Docker, CLI, Self-hostedLinux, macOS, Windows, Kubernetes, Docker
CategoryCloudFile Storage

Identical on both: starting price (Free), pricing model (Open source, no licence fee), free tier (Yes), user rating (Not yet rated).

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 Dokku

  • Git push deploy
  • Heroku buildpacks
  • Datastore plugins
  • Automatic certificates
  • Zero downtime deploys
  • Pluggable schedulers

Only in MinIO

  • S3 API implementation
  • Erasure coding
  • Single binary deployment
  • Bucket replication
  • Object locking and versioning
  • Identity provider integration

What people use each for

The jobs each tool is most often brought in to do.

Dokku

  • Running a dozen side projects and client applications on one virtual private server with Heroku style deploymentnot MinIO
  • Moving off a managed platform when the monthly bill has grown faster than the traffic hasnot MinIO
  • A consultancy that wants buildpack deployments without teaching every client team Kubernetesnot MinIO
  • Keeping a legacy Procfile application alive on hardware you control after a managed platform deprecates its stacknot MinIO

MinIO

  • Providing an S3 endpoint inside an air gapped or regulated network where a cloud bucket is not permittednot Dokku
  • Backing a Kubernetes platform with object storage that lives on the same hardware as the clusternot Dokku
  • Standing up S3 semantics in CI so tests exercise the same API path as productionnot Dokku
  • Fronting local disk shelves with an S3 interface so applications only ever learn one storage APInot Dokku

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Dokku

  • One maintainer accounts for nearly all human commit activity and the project records roughly 10,500 US dollars of annual income on Open Collective, which is not enough to fund a maintainer, so continuity rests on one person continuing to volunteer.
  • Dokku Pro asks 849 US dollars for a lifetime licence from a project with no disclosed legal entity behind the promise and no published refund terms, while the product is still described as in development at early bird pricing.
  • Dokku is single-server by design, and the k3s scheduler that provides multi-node support is missing log retrieval, process inspection and content-based health checks, with a post-run hook the documentation says does not consistently fire.
  • Supported operating systems are limited to Ubuntu 22.04 or 24.04 and Debian 11 or later, so organisations standardised on Red Hat, Rocky or Alma Linux cannot run it on their approved base image.
  • Backups are separate commands per datastore plugin that you schedule yourself, with no unified snapshot, no point-in-time recovery and no tested restore path, so verifying that a restore works is entirely your responsibility.

MinIO

  • The AGPL v3 licence applies copyleft over network use, so embedding MinIO in a product or hosted service obliges you to release your own source or buy a commercial licence, and legal review has removed it from several vendor stacks for this reason alone.
  • The community edition console was reduced in 2025 to an object browser, so user, policy, bucket and configuration management now happen through the mc command line client or through the paid product, which is a real operational regression for teams that trained staff on the UI.
  • The vendor has changed the terms of the free edition twice, so planning long lived infrastructure around the community build carries the risk that the next change removes something you depend on.
  • Erasure coded deployments cannot be grown by adding single drives; capacity is added in server pools, so expansion is a hardware purchase in units rather than an incremental one.
  • Commercial pricing is capacity based and aimed at large deployments, so a team that outgrows the community edition faces an enterprise sized quote rather than a graduated upgrade path.

Pricing, plan by plan

Dokku

Free
  • DokkuFree
    • MIT licensed, no usage limits
    • Command line and SSH only
    • All datastore and certificate plugins
  • Dokku Pro$849/one-time
    • Lifetime licence with free upgrades and no subscription
    • Covers 1 production and 2 pre-production servers
    • Web dashboard and JSON REST API

MinIO

Free
  • Community (AGPL v3)Free
    • Full server functionality
    • Erasure coding and replication
    • Object browser only in the web console
  • AIStor$undefined/year
    • Commercial licence removing AGPL obligations
    • Full management console
    • Vendor support with response commitments

Which should you pick?

Choose Dokku if

  • You need git push deploy.
  • You want to start without paying.
  • You work on Linux, Docker, CLI, Self-hosted.
  • You also want heroku buildpacks.
Dokku review

Choose MinIO if

  • You need s3 api implementation.
  • You want to start without paying.
  • You work on Linux, macOS, Windows, Kubernetes, Docker.
  • You also want erasure coding.
MinIO review

Questions people ask

Is Dokku or MinIO better?
Neither clearly leads. Dokku starts at Free and MinIO at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Dokku or MinIO?
Dokku starts at Free and MinIO at Free.
Does Dokku or MinIO run on more platforms?
Dokku runs on Linux, Docker, CLI, Self-hosted. MinIO runs on Linux, macOS, Windows, Kubernetes, Docker.
Can I use Dokku for free?
Both have a free tier, so you can try either at no cost before committing.
What is Dokku best used for?
Dokku is most often used for running a dozen side projects and client applications on one virtual private server with heroku style deployment, moving off a managed platform when the monthly bill has grown faster than the traffic has, a consultancy that wants buildpack deployments without teaching every client team kubernetes, keeping a legacy procfile application alive on hardware you control after a managed platform deprecates its stack. Of those, running a dozen side projects and client applications on one virtual private server with heroku style deployment and moving off a managed platform when the monthly bill has grown faster than the traffic has are not what MinIO is typically brought in for.
What can Dokku do that MinIO cannot?
Dokku covers Git push deploy, Heroku buildpacks, Datastore plugins, Automatic certificates. MinIO covers S3 API implementation, Erasure coding, Single binary deployment, Bucket replication.

Answered from the vendors’ own pages

Dokku: Is Dokku still maintained?

Yes. Version 0.38.27 shipped in August 2026 with roughly six releases in the preceding two months. The caveat is that one maintainer writes nearly all of it.

MinIO: Can I still use MinIO for free?

Yes, the AGPL v3 server remains available and functional. What changed is the console, which no longer manages users, policies or configuration in the community build.

Dokku: What does Dokku Pro give me over the free edition?

A web dashboard, a JSON REST API, git push over HTTPS, browser log tailing, team management and email support from the maintainers. It costs 849 US dollars once for one production and two pre-production servers.

MinIO: Does AGPL affect me if I only use it internally?

Internal use without offering the software over a network to third parties generally does not trigger the source obligation, but if MinIO forms part of a service you offer to others, it does. Take advice rather than a forum answer.

Dokku: Can Dokku run across multiple servers?

Only through the k3s or Nomad schedulers. The k3s path is missing several commands and health check types, and the older Kubernetes scheduler is deprecated and no longer developed.

MinIO: What replaced the community console features?

The mc client and the server admin API. Third party UIs exist but they are not maintained by MinIO.

Dokku: Will my Heroku application run on it unchanged?

Usually. Dokku runs the same buildpacks and reads a Procfile, so the application layer normally moves across. Add-ons, scaling behaviour and backups are the parts you have to rebuild.

MinIO: Is it suitable as a Veeam or restic backup target?

Yes, object locking and versioning work and both tools treat it as standard S3. Immutability depends on configuring the lock policy at bucket creation.

Share

Related pages

More on Dokku

More on MinIO

Keep looking

Other head to heads