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Networking · head to head

Consul vs Windmill

Consul logo

Consul

Networking

Service discovery, networking, and security

From
Free
Rated
-
Windmill logo

Windmill

Automation Integration

Open-source developer platform for building scripts, workflows, and internal apps

From
Free
Rated
-

The short version

  • Each has a real cost: Consul namespaces, admin partitions and other multi tenancy controls are Consul Enterprise only; Windmill free self-hosted tier caps SSO users at 10 and workspaces at 3, requiring Enterprise for larger teams.
  • They diverge on capability: Consul covers Service discovery, Windmill covers Script-to-workflow engine.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Consul and Windmill actually diverge.

Attributes where Consul and Windmill differ
AttributeConsulWindmill
PlatformsLinux, Windows, Mac, Cloudweb, api, linux, windows, mac
CategoryNetworkingAutomation Integration
Founded2014Unknown

Identical on both: starting price (Free), pricing model (open-source), 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 Consul

  • Service discovery
  • Health checking
  • Key/value store
  • Multi-datacenter
  • DNS interface
  • Service mesh
  • Load balancing
  • Configuration management

Only in Windmill

  • Script-to-workflow engine
  • Auto-generated UIs
  • Self-hosted deployment
  • Git sync
  • SSO support
  • Audit logs

What people use each for

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

Consul

  • Service discovery and health checking across dynamic infrastructurenot Windmill
  • Running a service mesh with mutual TLS between servicesnot Windmill
  • Distributed key value configuration storage for applicationsnot Windmill

Windmill

  • Turning ad-hoc scripts into scheduled jobs and APIsnot Consul
  • Building internal tools from existing Python/TypeScript codenot Consul
  • Self-hosted automation for engineering teamsnot Consul
  • Orchestrating multi-language workflowsnot Consul

Where each one falls short

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

Consul

  • Namespaces, admin partitions and other multi tenancy controls are Consul Enterprise only
  • Audit logging, OIDC authentication and FIPS 140-2 builds require Consul Enterprise, so compliance driven deployments cannot use the free edition
  • Automated backups, redundancy zones, read replicas and automated server upgrades are Enterprise only
  • Long Term Support releases are Enterprise only, so community users must upgrade to stay supported
  • Service mesh and advanced traffic management sit in the Premium Enterprise tier above Standard Enterprise
  • HashiCorp does not publish a Consul rate on its pricing page, which lists per resource prices for Terraform instead

Windmill

  • Free self-hosted tier caps SSO users at 10 and workspaces at 3, requiring Enterprise for larger teams.
  • Compute unit and seat-based pricing (developer vs. operator seats, worker compute units) adds pricing complexity beyond a flat monthly fee.
  • Email triggers are capped at 100/day on the free tier, limiting event-driven use cases without upgrading.
  • Smaller ecosystem of pre-built integrations compared to more established automation tools like n8n.

Pricing, plan by plan

Consul

Free
  • Open SourceFree
    • Service discovery
    • Health checking
    • KV store

Windmill

Free
  • Free / Open-sourceFree
    • Unlimited executions
    • Self-hosted deployment
    • Max 10 users with SSO
  • Enterprise$120/month
    • Unlimited executions and workspaces
    • Uncapped SSO seats
    • 24/7 priority support (3-hour response)

Which should you pick?

Choose Consul if

  • You need service discovery.
  • You want to start without paying.
  • You work on Linux, Windows, Mac, Cloud.
  • You also want health checking.

Choose Windmill if

  • You need script-to-workflow engine.
  • You want to start without paying.
  • You work on web, api, linux, windows, mac.
  • You also want auto-generated uis.

Questions people ask

Is Consul or Windmill better?
Neither clearly leads. Consul starts at Free and Windmill at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Consul or Windmill?
Consul starts at Free and Windmill at Free.
Does Consul or Windmill run on more platforms?
Consul runs on Linux, Windows, Mac, Cloud. Windmill runs on web, api, linux, windows, mac.
Can I use Consul for free?
Both have a free tier, so you can try either at no cost before committing.
What is Consul best used for?
Consul is most often used for service discovery and health checking across dynamic infrastructure, running a service mesh with mutual tls between services, distributed key value configuration storage for applications. Of those, service discovery and health checking across dynamic infrastructure and running a service mesh with mutual tls between services are not what Windmill is typically brought in for.
What can Consul do that Windmill cannot?
Consul covers Service discovery, Health checking, Key/value store, Multi-datacenter. Windmill covers Script-to-workflow engine, Auto-generated UIs, Self-hosted deployment, Git sync.

Answered from the vendors’ own pages

Consul: How much does Consul cost?

Consul does not publish specific pricing. The open source Community edition is free. HashiCorp also offers a Consul Enterprise edition, but pricing details are not disclosed publicly and must be obtained by contacting HashiCorp sales.

Source
Windmill: What does Windmill cost?

Windmill's Free and Open-source edition is $0/month for self-hosted use with unlimited executions, while Enterprise starts at $120/month with unlimited workspaces and uncapped SSO seats, priced further by developer/operator seats and compute units.

Source
Consul: Is Consul open source?

Consul includes a free, open source Community edition. HashiCorp also offers a proprietary Enterprise edition for organizations requiring advanced features, but no public pricing is available for the Enterprise version.

Source
Windmill: Is there a free plan and what are its limits?

The free self-hosted plan supports unlimited executions but caps SSO at 10 users, workspaces at 3, groups/permissions at 4, and email triggers at 100 per day.

Source
Windmill: How is usage metered on Windmill Enterprise?

Enterprise usage is metered through seats (developer seats at $20/month, operator seats at $10/month) and compute units, e.g. $100/month for 2 standard-worker compute units.

Source
Windmill: What happens to a self-hosted Windmill deployment if the company shuts down?

The pricing page addresses this directly as an FAQ topic, noting that self-hosted applications built on the open-source edition can continue running independently of Windmill the company.

Source
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