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Sonar

FlathubAPI design, testing & docs

PulseGate's liveness check found it on 9 Oct 2026; it is registered on Flathub and has been in the index since 13 Jun 2026. How this is checked

Sonar is a desktop tool for inspecting and debugging webhooks. It captures incoming requests, allows detailed inspection, supports ngrok integration, request replay, and bookmarking, making it ideal for developers and QA engineers working with webhooks.

Inferred · not functionally tested

FreeWebLinux
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Overview

6 features

Purpose: Debugging and inspecting webhook requests in real-time for development and testing.

Inferred · not functionally tested

Audience: developers, QA engineers, API integrators

Inferred · not functionally tested

Functions: Unknown

Interfaces: API: indicated (inferred, not tested) · MCP: unknown · CLI: unknown · Self-hosting: unknown

Recorded constraints: pricing: free · license: Proprietary · platforms: DESKTOP · deployment: browser, linux

Constraint provenance is unknown; confirm requirements with the publisher.

Record sources: flathub.org. These links do not verify the individual claims.

Sonar sits in PulseGate's API design, testing & docs category. Inferred · not functionally tested: It focuses on debugging and inspecting webhook requests in real-time for development and testing. Inferred · not functionally tested: Sonar is a B2B product aimed at developers, QA engineers, API integrators. Basis unknown · not verified: Sonar costs nothing to use. Basis unknown · not verified: It ships for the web and Linux.

It is developed by Thiago Fernandes, and it first shipped in 2023. Inferred · not functionally tested: Key capabilities include webhook inspection, real-time capture, and ngrok integration. Inferred · not functionally tested: Catalogued interfaces include a public API.

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

Tasks: Inferred · not functionally tested

  • Webhook inspection
  • Real-time capture
  • ngrok integration
  • Header/body inspection
  • Request replay
  • Request bookmarking

Topics: Inferred · not functionally tested

Tags
webhook-debuggingrequest-inspectionngrok-integrationapi-testing

JSON profile · Text profile · Access guide

Built with & integrations

Connectors
API
Runs on
BrowserLinux

Trust & compliance

Public signals
HTTPSFree tier

Indexing history

What PulseGate has recorded for this listing

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Frequently asked questions about Sonar

What is Sonar?
Inferred · not functionally tested: Sonar focuses on debugging and inspecting webhook requests in real-time for development and testing. It is catalogued under API design, testing & docs on PulseGate.
Who should use Sonar?
Inferred · not functionally tested: Sonar is a B2B product built for developers, QA engineers, API integrators.
Is Sonar free?
Basis unknown · not verified: Yes — Sonar is free to use.
What platforms does Sonar run on?
Basis unknown · not verified: Sonar runs on the web and Linux.
Is Sonar still active?
PulseGate's liveness check found it on 9 Oct 2026.
Who develops Sonar?
Sonar is developed by Thiago Fernandes.
How long has Sonar been around?
Sonar first shipped in 2023.
Does Sonar have an API or integrations?
Inferred · not functionally tested: Yes — Sonar exposes a public API.

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