Who is Duplicate for?

Duplicate is a B2B product built for Visual Studio Code users and developers.

Yes — Duplicate is free to use.

What platforms does Duplicate run on?

Duplicate runs on the web, Windows, macOS, and Linux.

Is Duplicate still active?

Unverified. Duplicate 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 Duplicate?

Similar projects tracked by PulseGate include Haskero, Kay theme, and VSCode Archive.

Duplicate is developed by L13RARY.

When did Duplicate launch?

Duplicate first shipped in 2019.

Back to the index

Duplicate

Name: Duplicate
Author: L13RARY

visualstudio.comIDEs & code editors

Duplicate is a Visual Studio Code extension for duplicating selected text, multiple selections, or complete lines. It adds editor commands and keybinding support for developers who need to repeat content quickly within the code editor.

FreeWebWindowsmacOSLinux

Visit visualstudio.com

Overview

3 features

Duplicate is an IDEs & code editors project. It helps VS Code users quickly duplicate selected text, multiple selections, or entire lines. It is built as a B2B product for Visual Studio Code users and developers. It is available for free. It ships for the web, Windows, macOS, and Linux.

Behind Duplicate is L13RARY, and it first shipped in 2019. Key capabilities include duplicate selections, duplicate lines, and keybindings.

Duplicate selections
Duplicate lines
Keybindings

Built with & integrations

Runs on

BrowserWindowsmacOSLinux

Trust & compliance

Verified signals

HTTPSFree tierStore-verified publisher

Indexing history

What PulseGate has recorded for this listing

Indexed27 Aug · 13:00 UTC
Duplicate verified against its public source
Source: PulseGate · Open

Frequently asked questions about Duplicate

What is Duplicate?: Duplicate helps VS Code users quickly duplicate selected text, multiple selections, or entire lines. It is catalogued under IDEs & code editors on PulseGate.
Who is Duplicate for?: Duplicate is a B2B product built for Visual Studio Code users and developers.
Is Duplicate free?: Yes — Duplicate is free to use.
What platforms does Duplicate run on?: Duplicate runs on the web, Windows, macOS, and Linux.
Is Duplicate still active?: Unverified. Duplicate 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 Duplicate?: Similar projects tracked by PulseGate include Haskero, Kay theme, and VSCode Archive.Haskero Kay theme VSCode Archive
Who makes Duplicate?: Duplicate is developed by L13RARY.
When did Duplicate launch?: Duplicate first shipped in 2019.

At a glance

Platforms: Web
Languages: English
First seen: 27 Aug 2026
Built for: Visual Studio Code users and developers
Model: B2B
Solves: Helps VS Code users quickly duplicate selected text, multiple selections, or entire lines.

Registered as

VS Code Marketplace: L13RARY.l13-duplicate

Developer

L13RARY

Index record

Identity confidence: High · 91
Indexed: 27 Aug 2026
Lifecycle: Alive
First seen: Aug 2026
Last seen: 27 Aug 2026

Identity audit (12)

Slug: duplicate-visualstudio-com
Lifecycle state recorded: 27 Aug 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 27 Aug 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.
Languages from: Detected by a language model from page content.
Last updated: 27 Aug 2026
Canonical URL: https://marketplace.visualstudio.com/items?itemName=L13RARY.l13-duplicate

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