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Developer Tools · head to head

GNAT Pro vs Zed

GNAT Pro logo

GNAT Pro

Developer Tools

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

From
On request
Rated
-
Full reviewWebsite
Zed logo

Zed

Software Development

Code at the speed of thought

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Zed has a free tier, so it costs nothing to try first.
  • Each has a real cost: GNAT Pro no pricing published on website; requires contacting AdaCore directly for quotes; Zed newer product with smaller ecosystem than established editors

Where they differ

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

Attributes where GNAT Pro and Zed differ
AttributeGNAT ProZed
Starting priceOn requestFree
Pricing modelquotefreemium
Free tierNoYes
PlatformsWebmacOS, Linux, Windows
CategoryDeveloper ToolsSoftware Development
FoundedUnknown2023

Identical on both: 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 Zed does not also cover.

Only in Zed

  • Real-time collaboration
  • AI code completion
  • Lightning-fast performance
  • Rust-based architecture
  • Multi-language support
  • Integrated terminal
  • Git integration
  • Vim keybindings

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

Zed

  • Collaborative codingnot GNAT Pro
  • High-performance editingnot GNAT Pro
  • Real-time pair programmingnot GNAT Pro
  • Systems programmingnot GNAT Pro
  • Web developmentnot 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

Zed

  • Newer product with smaller ecosystem than established editors
  • Limited extensions and plugin marketplace compared to VSCode or Sublime Text

Pricing, plan by plan

GNAT Pro

On request

No published plan breakdown. See the GNAT Pro review.

Zed

Free
  • FreeFree
    • Single-player editing
    • Local AI assistance
    • Fast performance
  • Plus$10/month
    • Multiplayer collaboration
    • Cloud AI assistance
    • Advanced features

Which should you pick?

Choose GNAT Pro if

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

GNAT Pro review

Choose Zed if

  • You need real-time collaboration.
  • You want to start without paying.
  • You work on macOS, Linux, Windows.
  • You also want ai code completion.
Zed review

Questions people ask

Is GNAT Pro or Zed better?
Neither clearly leads. GNAT Pro starts at On request and Zed at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, GNAT Pro or Zed?
Zed has a free tier; the other does not. Paid plans start at On request for GNAT Pro and Free for Zed.
Does GNAT Pro or Zed run on more platforms?
GNAT Pro runs on Web. Zed runs on macOS, Linux, Windows.
Can I use Zed for free?
Yes. Zed 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 Zed is typically brought in for.
What can GNAT Pro do that Zed cannot?
Zed covers Real-time collaboration, AI code completion, Lightning-fast performance, Rust-based architecture.

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
Zed: What platforms does Zed support?

Zed is available for macOS, Linux, and Windows, providing cross-platform support for developers.

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
Zed: Is Zed free to use?

Yes. Zed is open-source software available free to download and use. The editor and GPUI framework are available under open-source licenses (GPL for editor, Apache/MIT for GPUI).

Source
Zed: What makes Zed fast compared to other editors?

Zed is written in Rust and uses GPU-accelerated rendering to achieve startup times under 500ms and keystroke latency below 2ms.

Source
Zed: Does Zed support real-time collaboration?

Yes. Zed provides real-time collaborative editing and screen sharing capabilities, enabling multiple developers to work on the same code simultaneously.

Source
Zed: What AI models does Zed support?

Zed supports multiple AI models and agents for agentic editing, enabling human-AI collaboration during development.

Source
Zed: When was Zed 1.0 released?

Zed 1.0 was officially released on April 29, 2026, marking the stable production release.

Source
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