Who should use Twitter-DeepL?

Twitter-DeepL is a consumer product built for twitter users who read foreign-language tweets.

Does Twitter-DeepL have a free plan?

Yes — Twitter-DeepL is free to use.

What platforms does Twitter-DeepL run on?

Twitter-DeepL runs on the web and embeddable surfaces.

Is Twitter-DeepL still active?

Unverified. Twitter-DeepL 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 Twitter-DeepL?

Similar projects tracked by PulseGate include DeepL, DeepL translator (unofficial), and DeepL Translator.

Who makes Twitter-DeepL?

Twitter-DeepL is developed by Lucy.

When did Twitter-DeepL launch?

Twitter-DeepL first shipped in 2022.

Back to the index

Twitter-DeepL

Name: Twitter-DeepL
Author: Lucy

mozilla.orgText translation

Twitter-DeepL is a Firefox extension that replaces Twitter's Google-powered translate button with a DeepL-powered button for translating foreign tweets. It requires a DeepL API key, with free API access available from DeepL.

FreeWebEmbeddable

Visit mozilla.org

1alternative

5features

2022since

Overview

5 features

Twitter-DeepL sits in PulseGate's Text translation category. It focuses on improving the accuracy of translations for foreign-language tweets on Twitter. It is built as a consumer product for twitter users who read foreign-language tweets. Twitter-DeepL costs nothing to use. Twitter-DeepL is available on the web and embeddable surfaces.

Lucy builds and maintains Twitter-DeepL, and it first shipped in 2022. Key capabilities include deepL translation, twitter integration, and translation button replacement. 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.

DeepL translation
Twitter integration
Translation button replacement
Foreign tweet translation
API key support

Built with & integrations

Connectors

APIchrome

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

Indexed12 Sept · 07:14 UTC
Twitter-DeepL verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Twitter-DeepL

What is Twitter-DeepL?: Twitter-DeepL focuses on improving the accuracy of translations for foreign-language tweets on Twitter. It is catalogued under Text translation on PulseGate.
Who should use Twitter-DeepL?: Twitter-DeepL is a consumer product built for twitter users who read foreign-language tweets.
Does Twitter-DeepL have a free plan?: Yes — Twitter-DeepL is free to use.
What platforms does Twitter-DeepL run on?: Twitter-DeepL runs on the web and embeddable surfaces.
Is Twitter-DeepL still active?: Unverified. Twitter-DeepL 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 Twitter-DeepL?: Similar projects tracked by PulseGate include DeepL, DeepL translator (unofficial), and DeepL Translator.DeepL DeepL translator (unofficial)DeepL Translator
Who makes Twitter-DeepL?: Twitter-DeepL is developed by Lucy.
When did Twitter-DeepL launch?: Twitter-DeepL first shipped in 2022.

At a glance

Pricing: Free
Platforms: Web
Built for: Twitter users who read foreign-language tweets
Model: B2C
Solves: Improving the accuracy of translations for foreign-language tweets on Twitter.

Registered as

Firefox Add-ons: twitter-deepl

Developer

Lucy

Index record

Indexed: 12 Sept 2026
Lifecycle: Alive
Last seen: 12 Sept 2026

Identity audit (13)

Slug: twitter-deepl-mozilla-org
Lifecycle state recorded: 12 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 12 Sept 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.
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: 12 Sept 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/twitter-deepl

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