A free, powerful, multi-purpose tool that helps you monitor system resources, debug software and detect malware. Brought to you by Winsider Seminars & Solutions, Inc. @ http://www.windows-internals.com

Dynamic Instrumentation Tool Platform

Performance monitoring and benchmarking suite

A memory profiler for Linux.

Highly portable C system library: threads and synchronization primitives, sockets (TCP, UDP, SCTP), IPv4 and IPv6, IPC, hash functions (MD5, SHA-1, SHA-2, SHA-3, GOST), binary trees (RB, AVL) and more. Native code performance.

Python frame stack sampler for CPython

HUATUO is a cloud-native operating system observability project open-sourced by DIDI and incubated under the CCF.

Kernel profiler based on perf_event and ebpf

An external sampling profiler for R programs

A set of tools for understanding F2FS usage of ZNS devices, which allow for identifying the on-device locations of files and inodes, mapping the data layout of F2FS files to ZNS zones, and a tracing framework that records I/O activity for ZNS devices and generates visuals of various operational aspects.

Git repo used to Upstream the FreeBSD Port of Valgrind

Self and Light proFIling Engine - a very light profiling tools for Linux commands and HPC codes

Profiling tool for SketchUp Ruby extensions.

A PKCS#11 shim library, that can log API calls and be used for troubleshooting and performance measurements of a PKCS#11 library.

Instrumentation CPU profiler for Linux and macOS applications

A tracing tool to analyze the I/O behavior of a program.

A C library for using the perf API on Linux

Simple sampling profiler based on ETW and DbgHelp.

OMPT-based tool for fine-grained tracing of task and loops

CPU profiler based on https://github.com/parca-dev/parca-agent.