KL Debug is a B2B product built for wordPress developers.

Does KL Debug have a free plan?

Yes — KL Debug is free to use.

What platforms does KL Debug run on?

KL Debug runs on the web. It can also be self-hosted.

Is KL Debug still maintained?

It is being sunset according to the latest indexed signals.

What are alternatives to KL Debug?

Similar projects tracked by PulseGate include Debug Bar, DoDebug, and Debug Bar.

KL Debug is developed by Kiwik.

When did KL Debug launch?

KL Debug first shipped in 2020.

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KL Debug

Name: KL Debug
Author: Kiwik

wordpress.orgDebugging & profiling

KL Debug is a WordPress plugin that adds a debug bar for inspecting variables, queries, PHP errors, notices, and warnings. It provides helper functions and a Whoops-powered error interface for WordPress developers working on themes and plugins.

FreeWebSelf-hosted

Visit wordpress.org

Overview

8 features

In the Debugging & profiling space, KL Debug takes a focused approach. It focuses on debugging WordPress themes and plugins without manually inspecting scattered variables, queries, and PHP errors. It is built as a B2B product for wordPress developers. It is available for free. It runs on the web, and it can be self-hosted.

It is developed by Kiwik, and it first shipped in 2020. Among its 8 catalogued features are debug bar, variable inspection, and debug helpers. The interface is available in English, French, and Lithuanian. It is being sunset.

Summary written by a language model from the project’s public pages.

Debug bar
Variable inspection
Debug helpers
Query display
PHP error handling
Whoops interface
Theme debugging
Plugin debugging

Built with & integrations

Runs on

BrowserSelf-hosted

Trust & compliance

Verified signals

HTTPSPrivacy PolicyFree tierMulti-language

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed6 Sept · 17:59 UTC
KL Debug verified via WordPress Plugins
Source: WordPress Plugins · Open

Frequently asked questions about KL Debug

What does KL Debug do?: KL Debug focuses on debugging WordPress themes and plugins without manually inspecting scattered variables, queries, and PHP errors. It is catalogued under Debugging & profiling on PulseGate.
Who is KL Debug for?: KL Debug is a B2B product built for wordPress developers.
Does KL Debug have a free plan?: Yes — KL Debug is free to use.
What platforms does KL Debug run on?: KL Debug runs on the web. It can also be self-hosted.
Is KL Debug still maintained?: It is being sunset according to the latest indexed signals.
What are alternatives to KL Debug?: Similar projects tracked by PulseGate include Debug Bar, DoDebug, and Debug Bar.Debug Bar DoDebug Debug Bar
Who makes KL Debug?: KL Debug is developed by Kiwik.
When did KL Debug launch?: KL Debug first shipped in 2020.

At a glance

Pricing: Free
Platforms: Web
Languages: English, French, Lithuanian
First seen: 6 Sept 2026
Status: 🔴 Sunsetting
Built for: WordPress developers
Model: B2B
Solves: Debugging WordPress themes and plugins without manually inspecting scattered variables, queries, and PHP errors.

Registered as

WordPress.org: kl-debug

Developer

Kiwik

Index record

Indexed: 6 Sept 2026
Lifecycle: Alive
First seen: Sept 2026
Last seen: 6 Sept 2026

Identity audit (13)

Slug: kl-debug-wordpress-org
Lifecycle state recorded: 6 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 6 Sept 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 6 Sept 2026
Canonical URL: https://wordpress.org/plugins/kl-debug

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