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Nocturne

mozilla.orgAudio editors & converters

No liveness check has reached it yet; it is registered on Firefox Add-ons and has been in the index since 15 Oct 2026. How this is checked

Nocturne is a Firefox extension that modifies audio playback in real time. It provides speed control, adjustable reverb, bass boost, pitch control, and sound presets, with audio processed locally.

Inferred · not functionally tested

FreeWebEmbeddable
Visit mozilla.org

Overview

6 features

Purpose: Adjusting audio playback speed, reverb, bass, and pitch directly in the browser.

Inferred · not functionally tested

Audience: Firefox users who customize audio playback

Inferred · not functionally tested

Functions: Unknown

Interfaces: API: unknown · MCP: unknown · CLI: unknown · Self-hosting: unknown

Recorded constraints: pricing: free · license: Proprietary · platforms: WEB · deployment: browser, embeddable

Constraint provenance is unknown; confirm requirements with the publisher.

Record sources: addons.mozilla.org · addons.mozilla.org. These links do not verify the individual claims.

In the Audio editors & converters space, Nocturne takes a focused approach. Inferred · not functionally tested: It focuses on adjusting audio playback speed, reverb, bass, and pitch directly in the browser. Inferred · not functionally tested: Nocturne is a consumer product aimed at firefox users who customize audio playback. Basis unknown · not verified: Nocturne costs nothing to use. Basis unknown · not verified: It runs on the web and embeddable surfaces.

Nocturne first shipped in 2026. Inferred · not functionally tested: Among its 6 catalogued features are Speed Control, Reverb Adjustment, and Bass Boost.

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

Tasks: Inferred · not functionally tested

  • Speed Control
  • Reverb Adjustment
  • Bass Boost
  • Pitch Control
  • Sound Presets
  • Local Processing

Topics: Inferred · not functionally tested

Tags
audio-playbackslow-reverbbass-boostpitch-control

JSON profile · Text profile · Access guide

Built with & integrations

Runs on
BrowserEmbeddable

Trust & compliance

Public signals
HTTPSFree tierStore listing found

Indexing history

1

What PulseGate has recorded for this listing

  1. Indexed13 Oct · 04:24 UTC
    Nocturne — Slow, Reverb & Bass seen via Firefox Add-ons
    Source: Firefox Add-ons · Open

Frequently asked questions about Nocturne

What does Nocturne do?
Inferred · not functionally tested: Nocturne focuses on adjusting audio playback speed, reverb, bass, and pitch directly in the browser. It is catalogued under Audio editors & converters on PulseGate.
Who is Nocturne for?
Inferred · not functionally tested: Nocturne is a consumer product built for firefox users who customize audio playback.
Is Nocturne free?
Basis unknown · not verified: Yes — Nocturne is free to use.
What platforms does Nocturne run on?
Basis unknown · not verified: Nocturne runs on the web and embeddable surfaces.
Is Nocturne still active?
Unverified. Nocturne 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.
How long has Nocturne been around?
Nocturne first shipped in 2026.

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