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Xdebug

Ch 067.0of 27 Debuggers
  1. 1Runs onLinux, Mac, self-hosted, Web, Windows
  2. 2Costspaid from £16.67/mo
  3. 3Supported languagesPHP
  4. 4Target platformsLinux, macOS, Windows, web/CLI PHP environments
  5. 5Remote debuggingYes
  6. 6Conditional breakpointsYes
  7. 7Exception breakpointsYes
7 lines stated Written from the maker's own pages: xdebug.org
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The Xdebug homepage

Overview

Xdebug is ranked #6 of 27 in debuggers on Specifiction. It runs on Linux, macOS, Self-hosted, Web, Windows. Paid plans start at £16.67/mo.

Xdebug plans and pricing

All plans
Pro £200/yr £ 200/year * 1 developer · e-mail tech support · medium issue priority · opt-in monthly e-mail newsletter · invoice xdebug.org · 2 Oct 2026
Business £1,000/yr £ 1000/year * 2–20 developers · e-mail tech support · high issue priority · one-hour presentation or workshop · opt-in monthly e-mail newsletter · invoice · thank-you link on site xdebug.org · 2 Oct 2026

Compared on debuggers

Free plan
Yesxdebug.org
Supported languages
PHPxdebug.org
Target platforms
Linux, macOS, Windows, web/CLI PHP environmentsxdebug.org
Remote debugging
Yesxdebug.org
Conditional breakpoints
Yesxdebug.org
Exception breakpoints
Yesxdebug.org

Facts

Product
Xdebug is a PHP extension that provides features to improve the PHP development experience.xdebug.org · 2 Oct 2026
Step debugging
Its step debugger lets developers walk through code interactively to examine control flow and data structures.xdebug.org · 2 Oct 2026
Error reporting
Xdebug improves var_dump() and adds stack traces for notices, warnings, errors, and exceptions.xdebug.org · 2 Oct 2026
Tracing
Function tracing can record calls, arguments, and invocation locations, and optionally variable assignments and return values.xdebug.org · 2 Oct 2026
Profiling
The built-in profiler reports execution and memory-use information in Cachegrind-compatible files that can be viewed with tools such as KCacheGrind or QCacheGrind.xdebug.org · 2 Oct 2026
Code coverage
Xdebug provides code coverage analysis to show which parts of a codebase execute when running PHPUnit tests.xdebug.org · 2 Oct 2026
IDE integrations
The DBGp protocol is supported by nearly every PHP IDE, including Visual Studio Code and PhpStorm, and by text-based editors.xdebug.org · 2 Oct 2026
Browser integrations
The step debugging documentation lists Xdebug Helper extensions for Firefox, Chrome/Chromium, and Edge, plus XDebugToggle for Safari.xdebug.org · 2 Oct 2026
Supported systems
Installation instructions cover Linux, macOS, Windows, and Unix-like systems; source builds are described for Unix-like operating systems.xdebug.org · 2 Oct 2026
Compatibility
Xdebug documents compatibility by PHP version and notes that current Xdebug releases support currently supported PHP versions.xdebug.org · 2 Oct 2026
Support
Community support uses Stack Overflow with low issue priority, while paid Pro and Business tiers offer email technical support and medium or high issue priority.xdebug.org · 2 Oct 2026
Networking
Xdebug initiates debugger connections to the IDE, and Xdebug Cloud is described as a relay for cases where direct connections are blocked by networking or a firewall.xdebug.org · 2 Oct 2026
Release limits
The download page lists precompiled Windows binaries for specified PHP versions and source downloads for Linux and macOS.xdebug.org · 2 Oct 2026
Security and privacy
The opened official pages describe debugging logs and connection configuration but make no security certification or compliance claim.xdebug.org · 2 Oct 2026

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Where it ranks on Specifiction

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Sources