swap_horiz Blackfire.io Alternatives

1

Google Lighthouse

Google Lighthouse is an open-source, automated tool used to evaluate the performance and quality of webpages based on be...

Google Performance Open Source Audit

9.3 Excellent

2

Chrome DevTools Performance Panel

The Chrome DevTools Performance Panel records and analyzes a webpage’s loading process, identifying bottlenecks like Jav...

Performance Browser Audit Chrome

9.2 Excellent

3

OpenTelemetry

OpenTelemetry is an open-source observability framework that provides standardized APIs and SDKs for collecting telemetr...

Open Source Observability Apm Instrumentation

9.1 Excellent

4

HTTP Archive

HTTP Archive is a collaborative project maintaining the most comprehensive open database of HTTP responses, providing da...

Performance Web Vitals Dataset Open Data

8.8 Great

5

New Relic Synthetic Monitoring

New Relic Synthetic Monitoring proactively tests website and application performance by simulating real user interaction...

Monitoring Enterprise Apm Synthetic

8.6 Great

6

Sentry Performance Monitoring

Sentry Performance Monitoring is a real-time application performance monitoring (APM) tool that tracks key metrics like...

Performance Developer Error Tracking Rum

8.6 Great

7

Datadog Synthetic Monitoring

Datadog Synthetic Monitoring uses real browser tests to measure the performance of websites and applications, reporting...

Performance Monitoring Enterprise Synthetic

8.5 Great

8

Locust

Locust is an open-source, command-line tool designed to simulate multiple concurrent users accessing and interacting wit...

Performance Open Source Load Testing Python

8.5 Great

9

Honeycomb

Honeycomb is an open-source, automated website optimization platform that identifies and fixes performance bottlenecks b...

Performance Monitoring Developer Observability

8.5 Great

10

SpeedCurve

SpeedCurve is a web performance analysis tool that provides detailed insights into website loading times, identifying sp...

Performance Monitoring Web Synthetic

8.4 Great

11

Catchpoint

Catchpoint is a network performance monitoring platform that analyzes website speed and availability by measuring respon...

Performance Monitoring Enterprise Web

8.4 Great

12

LogRocket

LogRocket is a product development platform that records every browser interaction – including page timing, mouse moveme...

Performance SAAS Frontend Rum

8.4 Great

13

Elastic APM

Elastic APM is an open-source monitoring solution that collects detailed performance data for applications and websites,...

Monitoring Open Source Observability Apm

8.4 Great

14

DebugBear

DebugBear is an open-source browser extension that analyzes website performance by simulating real user experiences, ide...

Performance Monitoring Lighthouse Web

8.3 Great

15

Lighthouse CI

Lighthouse CI is an open-source command-line tool that analyzes websites for performance issues like slow loading times...

Google Performance Automation Open Source

8.3 Great

16

Sitespeed.io

Sitespeed.io is an open-source toolkit for measuring and improving website performance by analyzing various metrics like...

Performance Monitoring Open Source Self Hosted

8.2 Great

17

Splunk APM

Splunk APM is a monitoring solution that collects and analyzes application performance data from web servers, databases,...

Cloud Enterprise Observability Apm

8.2 Great

18

Artillery

Artillery is a Google PageSpeed Insights tool that analyzes a website’s performance by simulating how it would load on v...

Performance Open Source Developer Load Testing

8.1 Great

19

Tideways

Tideways is an open-source, automated web performance monitoring tool that captures detailed timing data for every reque...

Monitoring PHP Apm Profiling

7.5 Good

20

AppSignal

AppSignal is an open-source Ruby on Rails monitoring and profiling tool that provides detailed insights into application...

Performance Monitoring SAAS Error Tracking

7.5 Good