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Automation Integration · alternatives

Alternatives to Windmill

21 automation integration tools sit alongside Windmill in this directory. Below is what separates each from Windmill on the figures we hold, price, model, tier count and rating, and a direct comparison for every one.

Alternatives listed
21
With a free tier
14
Cheaper to start
8
Windmill starts at
Free, then $120/month

Why people look past Windmill

Only what the record supports. Each point below is a figure on the Windmill entry measured against the tools listed beside it.

It costs more than the category median

Windmill starts at $120/month. Across the 11 automation integration tools listed beside it that publish a price, the median entry point is $100/month.

What each alternative does differently

Ordered by the aggregated rating on each catalogue entry. Differences are drawn from price, pricing model, tier count and rating, the fields the category listing carries. For a feature-level difference, follow the head-to-head link on each card: those pages read both full records.

Free, then €20/month

The fair-code workflow automation tool

  • Starts $100 a month cheaper, at €20/month.
  • Sold on a subscription model rather than open-source.
  • 4 tiers to Windmill's 2.
Free

The rapid internal tool platform

  • Starts $120 a month cheaper, at Free.
  • Sold on a subscription model rather than open-source.
  • 4 tiers to Windmill's 2.

Managed Apache Flink and Debezium with credit-based pricing and a free tier

  • Sold on a Per credit by task hour model rather than open-source.
  • 3 tiers to Windmill's 2.
Free, then $500/month

Postgres-backed distributed task queue and workflow engine for Python, TypeScript and Go

  • Starts $380 a month dearer, at $500/month.
  • Sold on a Per month by task run count model rather than open-source.
  • 4 tiers to Windmill's 2.
Free, then $50/month

Open source unified API and OAuth infrastructure for product integrations, licensed under Elastic License 2.0

  • Starts $70 a month cheaper, at $50/month.
  • Sold on a Per connection per month model rather than open-source.
  • 4 tiers to Windmill's 2.
Free

Cloud-native business automation for Quarkus, now an Apache KIE component

  • Sold on a Open source, no licence fee model rather than open-source.
  • 1 tier to Windmill's 2.

Every Windmill alternative at a glance

A dash means the catalogue entry carries no figure, not that the answer is nothing.

Automation Integration alternatives to Windmill
ToolEntry priceModelTiersHead to head
Windmill (this page)Free, then $120/monthOpen-source2
n8nBoth are open-source automation platforms; n8n emphasizes visual no-code workflows while Windmill emphasizes code-first scripting.Free, then €20/monthSubscription4vs Windmill
RetoolRetool also turns backend logic into internal apps and workflows, though it is closed-source and UI-builder focused compared to Windmill's script-first approach.FreeSubscription4vs Windmill
DecodableFreePer credit by task hour3vs Windmill
HatchetFree, then $500/monthPer month by task run count4vs Windmill
NangoFree, then $50/monthPer connection per month4vs Windmill
KogitoFreeOpen source, no licence fee1vs Windmill
FlowableFreeQuote2vs Windmill
MeltanoFreeOpen source, no licence fee1vs Windmill
jBPMFreeOpen source, no licence fee1vs Windmill
ActivitiFreeOpen source, no licence fee1vs Windmill
OrkesFreeQuote2vs Windmill
PrefectFree, then $100/monthFreemium with per-user and usage-based tiers4vs Windmill
DagsterFree, then $10/monthFree open-source core plus paid cloud platform4vs Windmill
AutonolyFree, then $29/monthFreemium5vs Windmill
HighByte Intelligence Hub$18500/yearPer site per year4vs Windmill
Cyclr$1595/monthPer month by API call volume4vs Windmill
Alloy AutomationOn requestQuote1vs Windmill
IBM MQ$312/monthPer virtual processor core per month3vs Windmill
CamundaOn requestQuote1vs Windmill
Mage AI$100/monthUsage-based cloud platform4vs Windmill
HighLevel$97/monthSubscription4vs Windmill

Ratings are aggregated from third-party sources and imported with each catalogue entry; Softwr hosts no reviews of these products. How each figure is used is set out on the Windmill badges page.

Cheaper ways to solve the same problem

Free to start (14)

These publish a tier that costs nothing, so they can be evaluated before any money changes hands.

Cheaper than Windmill (8)

Entry price under Windmill's $120/month. The record does not say what unit that price is charged in, so confirm per-seat versus flat rate before comparing budgets.

What you would be giving up

Windmill is most often brought in for turning ad-hoc scripts into scheduled jobs and apis, building internal tools from existing python/typescript code, self-hosted automation for engineering teams, orchestrating multi-language workflows. Anything replacing it has to cover the ones you actually depend on, and a cheaper tool that misses one of them is not cheaper.

Two things this page cannot settle. It compares on price, model, tier count and rating, because those are the fields the category listing carries, feature-level differences need both full records, which is what the head-to-head pages load. And the ratings are third-party aggregates imported with each entry rather than reviews written here, so a 0.2 difference between two tools is noise rather than a finding.

If Windmill is broadly right and the question is cost, the Windmill pricing breakdown covers every tier and what each one adds. If you want the whole field rather than a shortlist, the Automation Integration category lists everything the directory holds, and best automation integration tools ranks them.

Windmill runs on web, api, linux, windows, mac. Platform coverage is not carried on the category listing for the alternatives, so it is one more thing to check on each head-to-head page rather than here.

Questions about Windmill alternatives

What are the main alternatives to Windmill?
21 other automation integration tools are listed in this directory, led by n8n, Retool, Decodable, Hatchet. They are ordered by the aggregated rating on each catalogue entry, not by any Softwr ranking.
What is the best free alternative to Windmill?
14 of the alternatives listed here can be used without paying: n8n, Retool, Decodable, Hatchet, Nango.
Is there a cheaper alternative to Windmill?
Yes. 8 of the alternatives below start under Windmill's $120/month: n8n at Free, then €20/month, Retool at Free, Nango at Free, then $50/month, Prefect at Free, then $100/month.
Why do people look for an alternative to Windmill?
On the figures on record, one thing stands out: it costs more than the category median. Each is set out with the numbers behind it above.
What would I give up by switching from Windmill?
Windmill is most often brought in for turning ad-hoc scripts into scheduled jobs and apis, building internal tools from existing python/typescript code, self-hosted automation for engineering teams, orchestrating multi-language workflows. Anything you replace it with has to cover the ones you actually rely on, the side-by-side comparisons linked from each alternative below put the two feature records against each other.
Is there an open-source alternative to Windmill?
None of the automation integration tools listed here are recorded as open source. That is what the licence field on each entry says, and the field is not always filled in, so it is worth checking directly for any tool you are serious about.
How were these Windmill alternatives chosen?
They are the tools filed in the same category, Automation Integration, ordered by the aggregated rating on each entry. There is no editorial shortlist, and nothing on this page is paid: no sponsored placement runs on alternatives pages and the order cannot be bought. Softwr has not used these products.
Where can I compare Windmill against one of these directly?
Every alternative below has a side-by-side page against Windmill covering price, platforms, features and what each one is used for. Those pages read the full record for both products rather than the summary shown here.
Does this list cover every automation integration tool?
No. It covers what this directory holds in the Automation Integration category, 21 tools beside Windmill. The category page lists the rest of the catalogue as it grows.

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