From the project's homepage [1]:
Ozone — The J-Link Debugger and Performance Analyzer
Ozone is a cross-platform debugger and performance analyzer for J-Link
and J-Trace.
- Stand-alone graphical debugger
- Debug output of any tool chain and IDE 1
- C/C++ source level debugging and assembly instruction debugging
- Debug information windows for any purpose: disassembly, memory,
globals and locals, (live) watches, CPU and peripheral registers
- Source editor to fix bugs immediately
- High-speed programming of the application into the target
- Direct use of J-Link built-in features (Unlimited Flash
Breakpoints, Flash Download, Real Time Terminal, Instruction Trace)
- Scriptable project files to set up everything automatically
- New project wizard to ease the basic configuration of new projects
1 Ozone has been tested with the output of the following compilers:
GCC, Clang, ARM, IAR. Output of other compilers may be supported but is
not guaranteed to be.
[1]: https://www.segger.com/products/development-tools/ozone-j-link-debugger