SubLingo is a consumer product built for language learners who watch anime on Crunchyroll.

Yes — SubLingo is free to use.

What platforms does SubLingo run on?

SubLingo runs on the web and embeddable surfaces.

Is SubLingo still active?

Unverified. SubLingo 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.

What are alternatives to SubLingo?

Similar projects tracked by PulseGate include Subflix, Subs Translate, and Subtitle translator Netflix.

When did SubLingo launch?

SubLingo first shipped in 2026.

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SubLingo

Name: SubLingo
Author: SAMY

mozilla.orgLanguage learning

SubLingo is a Firefox extension for learning languages through anime on Crunchyroll. It translates subtitles, provides hover definitions and example sentences for individual words, and offers one-click full-line translation without requiring an account.

FreeWebEmbeddable

Visit mozilla.org

Overview

10 features

SubLingo sits in PulseGate's Language learning category. It focuses on learning vocabulary and understanding foreign-language subtitles while watching anime. SubLingo is a consumer product aimed at language learners who watch anime on Crunchyroll. SubLingo costs nothing to use. It ships for the web and embeddable surfaces.

It is developed by SAMY, and it first shipped in 2026. Key capabilities include subtitle translation, word definitions, and hover translations. The interface is available in 32 languages, including Czech, German, and Greek. It exposes integrations via a public API.

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

Subtitle translation
Word definitions
Hover translations
Example sentences
Full-line translation
Video auto-pause
DeepL integration
No account required
No tracking
No ads

Built with & integrations

Connectors

API

Runs on

BrowserEmbeddable

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed17 Sep · 04:09 UTC
SubLingo verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about SubLingo

What is SubLingo?: SubLingo focuses on learning vocabulary and understanding foreign-language subtitles while watching anime. It is catalogued under Language learning on PulseGate.
Who is SubLingo for?: SubLingo is a consumer product built for language learners who watch anime on Crunchyroll.
Is SubLingo free?: Yes — SubLingo is free to use.
What platforms does SubLingo run on?: SubLingo runs on the web and embeddable surfaces.
Is SubLingo still active?: Unverified. SubLingo 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.
What are alternatives to SubLingo?: Similar projects tracked by PulseGate include Subflix, Subs Translate, and Subtitle translator Netflix.Subflix Subs Translate Subtitle translator Netflix
Who develops SubLingo?: SubLingo is developed by SAMY.
When did SubLingo launch?: SubLingo first shipped in 2026.

At a glance

Pricing: Free
Platforms: Web
First seen: 17 Sep 2026
Built for: language learners who watch anime on Crunchyroll
Model: B2C
Solves: Learning vocabulary and understanding foreign-language subtitles while watching anime.

Registered as

Firefox Add-ons: sublingo

Developer

SAMY

Index record

Indexed: 17 Sep 2026
Lifecycle: Alive
First seen: Sep 2026
Last seen: 17 Sep 2026

Identity audit (13)

Slug: sublingo-mozilla-org
Lifecycle state recorded: 17 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 17 Sep 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: 17 Sep 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/sublingo

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