Who should use JSON Debug Visualizer?

JSON Debug Visualizer is a B2B product built for developers using Visual Studio Code.

Does JSON Debug Visualizer have a free plan?

Yes — JSON Debug Visualizer is free to use.

What platforms does JSON Debug Visualizer run on?

JSON Debug Visualizer runs on the web.

Is JSON Debug Visualizer still active?

Unverified. JSON Debug Visualizer has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

Who develops JSON Debug Visualizer?

JSON Debug Visualizer is developed by Tim Heuer.

When did JSON Debug Visualizer launch?

JSON Debug Visualizer first shipped in 2025.

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JSON Debug Visualizer

Name: JSON Debug Visualizer
Author: Tim Heuer

visualstudio.comDebugging & profiling

JSON Debug Visualizer is a Visual Studio Code extension that displays JSON variables in a visual, inspectable format during debugging. It helps developers explore nested data structures and understand runtime values without manually reading serialized JSON.

FreeWeb

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Overview

4 features

In the Debugging & profiling space, JSON Debug Visualizer takes a focused approach. It helps developers inspect and understand JSON variables while debugging applications in Visual Studio Code. It is built as a B2B product for developers using Visual Studio Code. JSON Debug Visualizer is free to use. JSON Debug Visualizer is available on the web.

Behind JSON Debug Visualizer is Tim Heuer, and it first shipped in 2025. Among its 4 catalogued features are JSON visualization, variable inspection, and debug integration.

JSON visualization
Variable inspection
Debug integration
Interactive tree view

Built with & integrations

Connectors

vscode

Runs on

Browser

Trust & compliance

Verified signals

HTTPSFree tierStore-verified publisher

Indexing history

What PulseGate has recorded for this listing

Indexed27 Aug · 08:46 UTC
JSON Debug Visualizer verified against its public source
Source: PulseGate · Open

Frequently asked questions about JSON Debug Visualizer

What is JSON Debug Visualizer?: JSON Debug Visualizer helps developers inspect and understand JSON variables while debugging applications in Visual Studio Code. It is catalogued under Debugging & profiling on PulseGate.
Who should use JSON Debug Visualizer?: JSON Debug Visualizer is a B2B product built for developers using Visual Studio Code.
Does JSON Debug Visualizer have a free plan?: Yes — JSON Debug Visualizer is free to use.
What platforms does JSON Debug Visualizer run on?: JSON Debug Visualizer runs on the web.
Is JSON Debug Visualizer still active?: Unverified. JSON Debug Visualizer has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
Who develops JSON Debug Visualizer?: JSON Debug Visualizer is developed by Tim Heuer.
When did JSON Debug Visualizer launch?: JSON Debug Visualizer first shipped in 2025.

At a glance

Platforms: Web
Languages: English
Built for: developers using Visual Studio Code
Model: B2B
Solves: Helps developers inspect and understand JSON variables while debugging applications in Visual Studio Code.

Registered as

VS Code Marketplace: TimHeuer.jsondbg

Developer

Tim Heuer

Index record

Identity confidence: High · 91
Indexed: 27 Aug 2026
Lifecycle: Alive
Last seen: 27 Aug 2026

Identity audit (12)

Slug: json-debug-visualizer-visualstudio-com
Lifecycle state recorded: 27 Aug 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 27 Aug 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Languages from: Detected by a language model from page content.
Last updated: 27 Aug 2026
Canonical URL: https://marketplace.visualstudio.com/items?itemName=TimHeuer.jsondbg

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