KDAB

KDAB/hotspot

The Linux perf GUI for performance analysis.

10 good first / help-wanted issues · C++ · last activity Jul 16, 2026

5.1K stars 287 forks 5.1K watchers C++
cpp cpu-profiling linux perf performance performance-analysis profiler profiling qt
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10 Open Issues Need Help Last updated: Jul 16, 2026

Open Issues Need Help

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The welcome message and brand text renders over content, when the “Loading Results…” window is 1⁄8 of the total display resolution (at 100 % scale). about 1 month ago
bug help wanted needs_info
KDAB/hotspot
5.1K

The Linux perf GUI for performance analysis.

C++
#cpp#cpu-profiling#linux#perf#performance#performance-analysis#profiler#profiling#qt
Appimage: QT6 update broke older environments 2 months ago
enhancement help wanted
KDAB/hotspot
5.1K

The Linux perf GUI for performance analysis.

C++
#cpp#cpu-profiling#linux#perf#performance#performance-analysis#profiler#profiling#qt
Attribute inline cost to caller 3 months ago
enhancement help wanted needs_info
KDAB/hotspot
5.1K

The Linux perf GUI for performance analysis.

C++
#cpp#cpu-profiling#linux#perf#performance#performance-analysis#profiler#profiling#qt
RISC-V support 3 months ago
enhancement help wanted needs_info
KDAB/hotspot
5.1K

The Linux perf GUI for performance analysis.

C++
#cpp#cpu-profiling#linux#perf#performance#performance-analysis#profiler#profiling#qt
Add softirq processing time into Off-CPU time 3 months ago
enhancement help wanted needs_info
KDAB/hotspot
5.1K

The Linux perf GUI for performance analysis.

C++
#cpp#cpu-profiling#linux#perf#performance#performance-analysis#profiler#profiling#qt
Test failure on powerpc 64-bit little endian (ppc64el) (proposed fix attached) 3 months ago
bug help wanted
KDAB/hotspot
5.1K

The Linux perf GUI for performance analysis.

C++
#cpp#cpu-profiling#linux#perf#performance#performance-analysis#profiler#profiling#qt
demangling of ocaml symbols 6 months ago
enhancement help wanted
KDAB/hotspot
5.1K

The Linux perf GUI for performance analysis.

C++
#cpp#cpu-profiling#linux#perf#performance#performance-analysis#profiler#profiling#qt
Undocumented Fedora deps needed to compile 9 months ago
bug help wanted
KDAB/hotspot
5.1K

The Linux perf GUI for performance analysis.

C++
#cpp#cpu-profiling#linux#perf#performance#performance-analysis#profiler#profiling#qt
add flame scope about 1 year ago
enhancement help wanted
KDAB/hotspot
5.1K

The Linux perf GUI for performance analysis.

C++
#cpp#cpu-profiling#linux#perf#performance#performance-analysis#profiler#profiling#qt
write test for correct return address handling over 1 year ago

AI Summary: The task is to write a test for the `perfparser` library to ensure it correctly handles return addresses. This involves understanding the `perfparser` codebase, specifically the return address handling logic, and creating a test case that verifies its correctness. The provided GitHub issue and comment link offer context and potential starting points for the test.

Complexity: 4/5
enhancement help wanted
KDAB/hotspot
5.1K

The Linux perf GUI for performance analysis.

C++
#cpp#cpu-profiling#linux#perf#performance#performance-analysis#profiler#profiling#qt