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Developer Tools · head to head

GNAT Pro vs Lightdash

GNAT Pro logo

GNAT Pro

Developer Tools

Software development environments and toolchains for Ada, C/C++ and Rust

From
On request
Free plan
No
Visit GNAT ProFull review
Lightdash logo

Lightdash

Business Intelligence

Open-source BI for dbt users

From
Free
Free plan
Yes
Visit LightdashFull review

The short version

  • Lightdash is an open-source business intelligence tool.
  • Lightdash is free; GNAT Pro prices on request.
  • Where GNAT Pro falls short: no pricing published on website; requires contacting AdaCore directly for quotes.
  • Where Lightdash falls short: requires existing dbt infrastructure, not suitable for teams without data models.
  • Prices and features on this page were last checked on 13 November 2026.

Where they differ

Only the attributes on which GNAT Pro and Lightdash actually diverge.

Attributes where GNAT Pro and Lightdash differ
AttributeGNAT ProLightdash
Starting priceOn requestFree
Free tierNoYes
PlatformsWebWeb, Self-hosted
CategoryDeveloper ToolsBusiness Intelligence

Not yet recorded: pricing model for Lightdash, founded for GNAT Pro.

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 GNAT Pro

Nothing recorded that Lightdash does not also cover.

Only in Lightdash

  • dbt Integration
  • Metrics Layer
  • Dashboards
  • Scheduling
  • Version Control
  • dbt
  • BigQuery
  • Snowflake

What people use each for

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

GNAT Pro

  • Building certified avionics software meeting DO-178B/C standardsnot Lightdash
  • Developing automotive embedded systems with ISO-26262 compliancenot Lightdash
  • Integrating Ada, C/C++, and Rust components in single codebasenot Lightdash
  • Managing software supply chain vulnerabilities and SBOMsnot Lightdash
  • Supporting long-lived software systems spanning decadesnot Lightdash

Lightdash

  • Self-service analyticsnot GNAT Pro
  • Data explorationnot GNAT Pro
  • Ad-hoc reportingnot GNAT Pro
  • Collaborative analysisnot GNAT Pro
  • Embedded analyticsnot GNAT Pro

Where each one falls short

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

GNAT Pro

  • No pricing published on website; requires contacting AdaCore directly for quotes
  • Vendor indicates per-user, per-year subscription model but does not disclose specific costs

Lightdash

  • Requires existing dbt infrastructure, not suitable for teams without data models
  • Enterprise features and AI agents unavailable in open-source MIT-licensed core

Pricing, plan by plan

GNAT Pro

On request

No published plan breakdown. See the GNAT Pro review.

Lightdash

Free
  • Open SourceFree
    • MIT-licensed core
    • Self-hostable
    • dbt integration
  • Cloud ManagedOn request
    • Managed hosting
    • Premium features
    • AI agent capabilities

Which should you pick?

Choose GNAT Pro if

Nothing in the data separates GNAT Pro from Lightdash on the points above - pick on price and on how each one feels to use.

GNAT Pro review

Choose Lightdash if

  • You need dbt integration.
  • You want to start without paying.
  • You work on Web, Self-hosted.
  • You also want metrics layer.
Lightdash review

Questions people ask

Is GNAT Pro or Lightdash better?
Neither clearly leads. GNAT Pro starts at On request and Lightdash at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, GNAT Pro or Lightdash?
Lightdash has a free tier; the other does not. Paid plans start at On request for GNAT Pro and Free for Lightdash.
Does GNAT Pro or Lightdash run on more platforms?
GNAT Pro runs on Web. Lightdash runs on Web, Self-hosted.
Can I use Lightdash for free?
Yes. Lightdash has a free tier, so you can try it without paying. GNAT Pro starts at On request.
What is GNAT Pro best used for?
GNAT Pro is most often used for building certified avionics software meeting do-178b/c standards, developing automotive embedded systems with iso-26262 compliance, integrating ada, c/c++, and rust components in single codebase, managing software supply chain vulnerabilities and sboms. Of those, building certified avionics software meeting do-178b/c standards and developing automotive embedded systems with iso-26262 compliance are not what Lightdash is typically brought in for.
What can GNAT Pro do that Lightdash cannot?
Lightdash covers dbt Integration, Metrics Layer, Dashboards, Scheduling.

Answered from the vendors’ own pages

GNAT Pro: How much does GNAT Pro cost?

GNAT Pro pricing is not published on the website. Customers must request a pricing quote by contacting AdaCore directly or speaking with a GNAT Pro expert.

Source
Lightdash: Is Lightdash free?

Yes. Lightdash is free and open source under the MIT license. Self-hosting is completely free. Managed cloud services and enterprise features require separate licensing.

Source
GNAT Pro: What is GNAT Pro licensing model?

GNAT Pro is sold on a per-user, per-year basis with no license locks. Customers can request pricing for their specific needs.

Source
Lightdash: How does Lightdash integrate with dbt?

Lightdash reads dbt models and metric definitions directly. A team defines metrics once in dbt and reuses them across dashboards, exploration, and AI agents without redefinition.

Source
Lightdash: Does Lightdash support SQL queries?

Yes. As a modern BI platform for analysts, Lightdash supports full SQL capabilities alongside dbt model exploration and visual query builders.

Source
Lightdash: What are Lightdash AI agents?

Lightdash AI agents, available on paid plans, allow natural language queries against your data, generating SQL and visualizations automatically from questions.

Source
Lightdash: Can Lightdash be self-hosted?

Yes. Lightdash's MIT-licensed core is completely self-hostable and free. Enterprise features and AI agents ship under separate licensing.

Source
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