1086 Open source projects that are alternatives of or similar to Perfview

🚀 fgprof is a sampling Go profiler that allows you to analyze On-CPU as well as Off-CPU (e.g. I/O) time together.

inspectIT is the leading Open Source APM (Application Performance Management) tool for analyzing your Java (EE) applications.

High performance LINQ implementation with minimal heap allocations. Supports enumerables, async enumerables, arrays and Span<T>.

An accurate and simple tool uses KVO to measure the time cost of every view controller.

前端性能指标的监控,采集以及上报。用于测量第一个dom生成的时间(FP/FCP/LCP)、用户最早可操作时间（fid|tti）和组件的生命周期性能,，网络状况以及资源大小等等。向监控后台报告实际用户测量值。

Gather statistics about physical disk access and CPU consumption done by backends.

Qubole Sparklens tool for performance tuning Apache Spark

A code generator for array-based code on CPUs and GPUs

⛵️Junit performance rely on junit5 and jdk8+.(java 性能测试框架)

Investigate performance over your whole company with lighthouse

⏱ PHP performance tool analyser your script on time, memory usage and db query. Support Laravel and Composer for web, web console and command line interfaces.

🚵 a Journey of Performance Optimizing in Frontend 🚀

Shows your current framerate (fps) in the status bar of your iOS app

A modern, high performance cross platform wrapper for Log4Net.

Measuring cmov vs branch-mov performance

Find memory issues & leaks in your iOS app without instruments

DroidTelescope（DT），Android端App性能监控框架

pprof is a tool for visualization and analysis of profiling data

The Linux perf GUI for performance analysis.

This is a tool for Linux kernel ftrace and perf events visualization

JMeter plugin that lets you send sample results to an ElasticSearch engine to enable live monitoring of load tests.

Windows, macOS and Android storage (HDD, SSD, RAM) speed testing/performance benchmarking app

Thoughts on Go performance optimization

Collect performance metrics for your library/application.

Caliper is an instrumentation and performance profiling library

💥 Puts your console on blast when React is making unnecessary updates.

PyTorch functions and utilities to make your life easier

An android library for displaying fps from the choreographer and percentage of time with two or more frames dropped

displays the import size of the package you are importing inside the code editor

QuickPerf is a testing library for Java to quickly evaluate and improve some performance-related properties

Python import profiler

Run Lighthouse analysis over multiple sites in a single command

No need for .NET Events! A thread-safe, high performance & easy to use cross platform implementation of the Event Aggregator Pattern.

App Metrics is an open-source and cross-platform .NET library used to record and report metrics within an application.

A .NET 5 library to run C# code in parallel on the GPU through DX12 and dynamically generated HLSL compute shaders, with the goal of making GPU computing easy to use for all .NET developers! 🚀

C++ frame profiler

High performance Java APM. Powered by ASM. Try it. Test it. If you feel its better, use it.

A fast, concurrency-focused task automation tool.

.NET Core RSA algorithm using the help tool.It supports data encryption, decryption, signature and verification signature.It supports three key formats, namely: xml, pkcs1, pkcs8.It also supports key conversion for these three formats.Last also support pem formatting.

Penthouse is the original critical path css generator, helping you out to speed up page rendering for your websites. Supply your site's full CSS and the page you want to create the critical CSS for, and Penthouse will return the critical CSS needed to perfectly render the above the fold content of the page. Read more about critical path css here.

PixiEditor is a lightweight pixel art editor made with .NET 5

OpenTracing instrumentation for .NET Core & .NET 5 apps

A quick tour (or reminder) of Go performance tools

A complete, open-source Excel-like calculation engine written in TypeScript. Includes 380+ built-in functions. Maintained by the Handsontable team⚡

Lightweight and Extensible Infrastructure for Building Web Applications - Web Application Framework

An blazing fast 100% spec compliant, incremental javascript parser written in Typescript

Float a number of things up on a page (hearts, flowers, emojis, words ...)

🐝 A collection of awesome .NET core libraries, tools, frameworks and software

Responsive, SVG based HAR waterfall viewer

A modern and easy-to-use cryptographic library for .NET Core based on libsodium

Powerful, comprehensive (Android) application performance management platform. 360线上移动性能检测平台

Get performance measurements from React Fiber

Boot large Ruby/Rails apps faster

High performance Kafka consumer for InfluxDB. Supports collectd message formats.

Curated resources that help you build lightning fast websites

A curated list of Awesome Go performance libraries and tools

Fast, secure JSON library with tight ZIO integration.

A performance monitoring system for running on live sites

Laravel package to find performance bottlenecks in your laravel application.