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Developer Tools · head to head

GNAT Pro vs Sublime Text

GNAT Pro logo

GNAT Pro

Developer Tools

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

From
On request
Free plan
No
Full reviewWebsite
Sublime Text logo

Sublime Text

Technology

A sophisticated text editor for code, markup and prose

From
$99/license
Free plan
No
Full reviewWebsite

The short version

  • Each has a real cost: GNAT Pro no pricing published on website; requires contacting AdaCore directly for quotes; Sublime Text personal license requires payment after evaluation period
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which GNAT Pro and Sublime Text actually diverge.

Attributes where GNAT Pro and Sublime Text differ
AttributeGNAT ProSublime Text
Starting priceOn request$99/license
Pricing modelquoteone-time
PlatformsWebWindows, Macos, Linux
CategoryDeveloper ToolsTechnology
FoundedUnknown2007

Identical on both: free tier (No), 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 GNAT Pro

Nothing recorded that Sublime Text does not also cover.

Only in Sublime Text

  • Lightning fast performance
  • Multiple selections
  • Command palette
  • Instant project switch
  • Plugin ecosystem
  • Customizable UI
  • Advanced search and replace
  • Split editing

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 Sublime Text
  • Developing automotive embedded systems with ISO-26262 compliancenot Sublime Text
  • Integrating Ada, C/C++, and Rust components in single codebasenot Sublime Text
  • Managing software supply chain vulnerabilities and SBOMsnot Sublime Text
  • Supporting long-lived software systems spanning decadesnot Sublime Text

Sublime Text

  • Editing code and text files in a fast native desktop editornot GNAT Pro
  • Working across large files and projects with multi cursor editingnot 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

Sublime Text

  • Personal license requires payment after evaluation period
  • Business licenses use annual subscription model requiring renewal
  • After 3 years of updates on personal license, upgrade required for continued updates

Pricing, plan by plan

GNAT Pro

On request

No published plan breakdown. See the GNAT Pro review.

Sublime Text

$99/license
  • Personal License$99/one-time
    • One license for all computers and operating systems
    • 3 years of updates
    • Free evaluation available
  • Business License - 1-10 seats$65/year
    • Per seat annual subscription
    • Volume discount for 11-25 seats at $60
    • Further discount for 26+ seats

Which should you pick?

Choose GNAT Pro if

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

GNAT Pro review

Choose Sublime Text if

  • You need lightning fast performance.
  • You work on Windows, Macos, Linux.
  • You also want multiple selections.
Sublime Text review

Questions people ask

Is GNAT Pro or Sublime Text better?
Neither clearly leads. GNAT Pro starts at On request and Sublime Text at $99/license, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, GNAT Pro or Sublime Text?
GNAT Pro starts at On request and Sublime Text at $99/license.
Does GNAT Pro or Sublime Text run on more platforms?
GNAT Pro runs on Web. Sublime Text runs on Windows, Macos, Linux.
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 Sublime Text is typically brought in for.
What can GNAT Pro do that Sublime Text cannot?
Sublime Text covers Lightning fast performance, Multiple selections, Command palette, Instant project switch.

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
Sublime Text: How much does Sublime Text cost?

Sublime Text costs $99 USD as a one-time personal license covering all your computers and operating systems, with 3 years of updates included.

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
Sublime Text: What are the business license pricing tiers?

Business licenses use annual subscription pricing: $65 per seat per year for 1-10 seats, $60 per seat for 11-25 seats, $55 per seat for 26-50 seats, and $50 per seat for 51+ seats.

Source
Sublime Text: Can I evaluate Sublime Text for free?

Yes, Sublime Text may be downloaded and evaluated for free, though payment is required to continue using it after evaluation.

Source
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