Who should use DeepLT?

DeepLT is an open-source project built for firefox users who need quick text translation.

Does DeepLT have a free plan?

Yes — DeepLT is open source under the Open Source license and free to use.

What platforms does DeepLT run on?

DeepLT runs on the web and embeddable surfaces.

Is DeepLT still active?

Unverified. DeepLT 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 projects are similar to DeepLT?

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

Back to the index

DeepLT

Name: DeepLT
Author: Silbad

github.comInfrastructure

DeepLT is an open-source Firefox translation extension powered by DeepL. It lets users translate text directly from the browser, reducing the need to copy content into a separate translation website.

Open SourceWebEmbeddable

Visit github.com

Overview

4 features

In the Browser DevTools & extensions space, DeepLT takes a focused approach. It focuses on translating text in Firefox without manually switching to a separate translation service. It is built as an open-source project for firefox users who need quick text translation. DeepLT is open source under the Open Source license. DeepLT is available on the web and embeddable surfaces.

Behind DeepLT is Silbad, and it first shipped in 2017. Among its 4 catalogued features are text translation, firefox integration, and deepL-powered translation.

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

Text translation
Firefox integration
DeepL-powered translation
Browser-based workflow

Built with & integrations

AI providers

multiple

Connectors

chrome

Runs on

BrowserEmbeddable

Trust & compliance

License

Open Source

Verified signals

HTTPSOpen SourceFree tierStore-verified publisher

Indexing history

What PulseGate has recorded for this listing

Indexed10 Sept · 17:25 UTC
DeepLT verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about DeepLT

What is DeepLT?: DeepLT focuses on translating text in Firefox without manually switching to a separate translation service. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use DeepLT?: DeepLT is an open-source project built for firefox users who need quick text translation.
Does DeepLT have a free plan?: Yes — DeepLT is open source under the Open Source license and free to use.
What platforms does DeepLT run on?: DeepLT runs on the web and embeddable surfaces.
Is DeepLT still active?: Unverified. DeepLT 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 projects are similar to DeepLT?: Similar projects tracked by PulseGate include DeepL / MultiTranslate, DeepL translator (unofficial), and DeepL.DeepL / MultiTranslate DeepL translator (unofficial)DeepL
Who makes DeepLT?: DeepLT is developed by Silbad.
When did DeepLT launch?: DeepLT first shipped in 2017.

At a glance

Pricing: Open Source
Platforms: Web
Languages: English
License: Open Source
First seen: 10 Sept 2026
Built for: Firefox users who need quick text translation
Model: Open source
Solves: Translating text in Firefox without manually switching to a separate translation service.

Registered as

Firefox Add-ons: deeplt

Developer

Silbad

Index record

Indexed: 10 Sept 2026
Lifecycle: Alive
First seen: Sept 2026
Last seen: 10 Sept 2026

Identity audit (13)

Slug: deeplt-github-com
Lifecycle state recorded: 10 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 10 Sept 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Written by a language model from the project's public pages.
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: 10 Sept 2026
Canonical URL: https://github.com/Silbad/DeepLT

Ship this? Send a correction — no account, and you get a link to follow it.

Similar projects

Closest matches by what these projects do