CLion vs rr
CLion
jetbrains.comrr
rr-project.orgSide by side
| Figure | CLion | rr |
|---|---|---|
| Price from | $10.90/mo | — |
| Free plan | Yes | — |
| Free trial | Yes | — |
| Open source | — | — |
| Windows | Yes | — |
| macOS | Yes | — |
| Linux | Yes | Yes |
| Self-hosted | Yes | — |
| Plans published | 4 | 0 |
| Spec score · Debugging Software | 9.4 (#1) | 6.8 (#24) |
| Purpose | CLion is a cross-platform IDE for C and C++ development. | rr records, replays, and debugs application executions deterministically. |
| Support | The non-commercial plan provides public forums and a bug tracker; the commercial plan also offers private tickets. | The project directs users with questions to its mailing list or the #rr channel on chat.mozilla.org. |
| System requirements | The 2026.2 requirements list a four-core x86_64 or arm64 CPU, 8 GB total RAM, 10 GB disk space and 1280×720 display. | rr requires a reasonably modern x86 CPU or certain ARM CPUs, and its README specifies Linux kernel and CPU architecture requirements. |
Plans
CLion
- CLion Non-CommercialFree
- CLion Commercial$10.90 a month
- CLion Commercial — Individual$10.90 a month
- All Products Pack$29.90 a month
In their own words
CLion
CLion is a cross-platform IDE for C and C++ development, available for Linux, macOS and Windows. Its editor provides context-aware completion, code analysis, navigation and automated refactoring. Projects can use CMake, Makefile, Bazel, Meson or compilation databases. Debugging includes GDB and LLDB, variable inspection, memory and disassembly views, and core dump debugging. Remote workflows include a thin IDE client, full remote mode, Docker containers, WSL toolchains and remote debugging. For embedded development, CLion supports GCC ARM, IAR and custom toolchains, on-chip debugging, PlatformIO, STM32CubeMX, Zephyr and FreeRTOS. Testing support covers Google Test, Boost.Test, Doctest and Catch with a built-in runner. The IDE also integrates version control systems and supports CMake, Python, JavaScript, XML, HTML and Markdown, with other languages available through plugins. The non-commercial plan costs nothing and is for non-commercial use. Commercial development requires a subscription; CLion Commercial — Individual costs $10.90 a month and includes a free 30-day trial.