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SEGGER Ozone

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SEGGER Ozone's own site

What SEGGER Ozone is

SEGGER Ozone is a graphical debugger and performance analyzer for embedded applications targeting Arm and RISC-V microcontrollers or microprocessors. It supports source-level debugging for C, C++, Rust, and Assembler, alongside instruction trace, code profiling, and code coverage tools. Developers can use toolchains including Embedded Studio, GCC-based IDEs, Clang/LLVM, IAR, and Arm Compiler. Ozone works with J-Link and J-Trace probes, and can connect to third-party probes and simulators through a GDB server. RTOS plug-ins, a SmartView middleware interface, and target terminal I/O using RTT, SWO, or semihosting are included. Scripts and a console interface can automate nearly all graphical-interface actions, including event-triggered actions. Ozone supports remote debugging, conditional breakpoints, and exception breakpoints, and runs on Windows, macOS, and Linux. Commercial use requires a perpetual Commercial-use License. The single-user license is €798, paid once and includes a 12-month Support & Update Agreement; German sales tax is excluded. Some J-Link and J-Trace models include an Ozone license.

Who it suits

It is intended for developers debugging and analyzing embedded firmware on Arm or RISC-V targets. It may suit teams using the listed toolchains, probes, or GDB-server connections.

What it does well

  • Supports C, C++, Rust, and Assembler debugging.
  • Includes trace, profiling, and coverage tools.
  • Runs on Windows, macOS, and Linux.
  • Supports remote debugging and conditional breakpoints.
  • Offers script and console automation.

What to know first

  • No free plan is listed.
  • Commercial use requires a license.
  • Single-user price excludes German sales tax.
  • Other probes require separate commercial licensing.

Limits

There is no free plan for commercial use. The perpetual single-user Commercial-use License is listed at €798, paid once and includes 12 months of support and updates.

Plans

PlanBilled and limitsPrice
Ozone Commercial-use LicensePerpetual license; price shown as “From 798.--” for single-user CUL. Includes a 12-month Support & Update Agreement; multi-user pricing upon request. · Commercial use · Single user pricing · German sales tax excluded · Electronic delivery€798, paid once

As segger.com lists them, read 4 Oct 2026. The maker's own page has the final word.

Getting started

  1. Open the SEGGER Ozone product website
  2. Install Ozone on Windows, macOS, or Linux meeting the minimum hardware requirements
  3. Connect a J-Link or J-Trace probe, or use a third-party probe through a GDB server
  4. Select a supported toolchain such as Embedded Studio, GCC-based IDEs, Clang/LLVM, IAR, or Arm Compiler
  5. Purchase the Commercial-use License for commercial work unless your listed probe includes an Ozone license
  6. Configure source debugging, analysis tools, RTOS plug-ins, terminal I/O, or automation scripts

Verdict

Ozone combines source debugging, performance analysis, and automation for embedded development across three desktop operating systems. Commercial buyers should check whether their probe includes a license or requires a separate purchase.

Questions

What does Ozone cost?

The single-user Commercial-use License is listed at €798, paid once. It is perpetual, includes a 12-month Support & Update Agreement, and excludes German sales tax.

Which operating systems are supported?

Ozone supports Windows on Arm or Intel, macOS on Apple or Intel, and Linux.

Which processors and languages are covered?

Its target platforms are Arm and RISC-V. Source-level debugging supports C, C++, and Rust.

Do probes include an Ozone license?

J-Link PLUS, J-Link Ultra, J-Link Pro, and J-Trace PRO include an Ozone license. Other probes require separate licensing for commercial use.

Can Ozone automate debugging tasks?

Yes. Scripts and a console automation interface can automate nearly all graphical-interface actions, including event-triggered actions.

Facts from SEGGER Ozone's own pages

Analysis
Its performance analysis tools include instruction trace, code profiling, and code coverage. · segger.com, 4 Oct 2026
Audience
Ozone is for developers debugging and analyzing embedded firmware on microcontrollers or microprocessors. · segger.com, 4 Oct 2026
Automation
Scripts and a console automation interface can automate nearly all actions available through the graphical interface, including event-triggered actions. · segger.com, 4 Oct 2026
Communication
Ozone supports target terminal I/O using RTT, SWO, and semihosting. · segger.com, 4 Oct 2026
Headquarters
Monheim am Rhein, Germany · segger.com, 28 Sept 2026
Included license
J-Link PLUS, J-Link Ultra, J-Link Pro, and J-Trace PRO include an Ozone license; other probes require Ozone to be licensed separately for commercial use. · segger.com, 4 Oct 2026
Licensing
Commercial use requires a Commercial-use License, which is perpetual and does not require an annual subscription. · segger.com, 4 Oct 2026
Operating systems
The listed operating systems are Windows (Arm/Intel), macOS (Apple/Intel), and Linux. · segger.com, 4 Oct 2026
Privacy
SEGGER’s privacy policy identifies the company as the GDPR data controller for its website and says it has a process for deleting personal data under applicable rules including GDPR. · segger.com, 4 Oct 2026
Probe compatibility
Ozone works with J-Link and J-Trace probes and can also connect to third-party probes and simulators through a GDB server. · segger.com, 4 Oct 2026
Purpose
Ozone is a graphical debugger and performance analyzer for Arm and RISC-V embedded applications. · segger.com, 4 Oct 2026
RTOS and middleware
Ozone includes RTOS plug-ins and a SmartView interface for middleware. · segger.com, 4 Oct 2026
Source debugging
It supports source-level debugging for C, C++, and Rust. · segger.com, 4 Oct 2026
Support
SEGGER says product support comes directly from the product development teams and offers help with licensing quotes, technical inquiries, and project support. · segger.com, 4 Oct 2026
System requirements
The stated minimum hardware is a 1 GHz CPU, 1 GB RAM, and 1 GB disk space. · segger.com, 4 Oct 2026
Toolchains
SEGGER lists Embedded Studio, GCC-based IDEs, Clang/LLVM, IAR, and Arm Compiler among supported toolchains. · segger.com, 4 Oct 2026

Where SEGGER Ozone stands on Freedom251

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