sitespeed.io is an open-source tool for comprehensive web performance analysis, enabling you to test, monitor, and optimize your website’s speed using real browsers in various environments.
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Updated
Aug 27, 2026 - JavaScript
sitespeed.io is an open-source tool for comprehensive web performance analysis, enabling you to test, monitor, and optimize your website’s speed using real browsers in various environments.
Intel® Performance Counter Monitor (Intel® PCM)
Visualize Erlang/Elixir Nodes On The Command Line
Tool for developers working with systems running on the Erlang VM (BEAM). It helps with performance analysis.
(UNMAINTAINED) inspectIT is the leading Open Source APM (Application Performance Management) tool for analyzing your Java (EE) applications.
Online web application-dashboard for report analyzing,running and online monitoring of load tests started with JMeter
Framework allows to perform frontend performance testing with sitespeed.io + webpagetest, view application/server metrics in real-time with Grafana.
Real-time Raspberry Pi 5 system monitor dashboard (CPU, memory, load, power, I/O) with Flask + Socket.IO
Receive Calibre snapshot webhooks, push to Geckoboard datasets.
DEPRECATED: UI for Erlang Performance Lab
Performance Dashboard for Australian Government https://dashboard.gov.au
A complete Power BI Student Result Analysis Dashboard with toppers, KPIs, subject insights, mark ranges, and data modeling using Excel, Power Query & DAX.
Lightweight JVM Performance Diagnostic Agent + Realtime Dashboard Analytics User Interface
Live display of key metrics for city performance
TasKar – Binary-Classification Performance Dashboard/Calculator
Minecraft Lag & Stutter Fix Optimizer featuring backup-first optimization, clean profiles, memory tuning, graphics switches, diagnostics, and aggressive performance-focused presets.
PToPI - Periodic Table of Performance Instruments
How To Documents
Visualizing system performance for your appliation.
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