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Quick Lookup

Quick Lookup is a dictionary, available on Linux: API for automation and integration.

  • Completely free
  • Linux
  • Open source

Overview

Quick Lookup is a dictionary, available on Linux.

Features described in its GitHub repository: API for automation and integration.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information
  • “Quick Lookup is a simple GTK dictionary application powered by Wiktionary™.” — GitHub, 10 November 2026
  • “Lookup definitions for words or phrases using the Wikimedia REST API of Wiktionary” — GitHub, 10 November 2026

At a glance

All of Quick Lookup is free: no feature is locked behind a paid plan, and its code is open.

Its licence (GPL-3.0+) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

  • Open source code
  • Commercial use allowed

About

Look up words quickly with Quick Lookup, a dictionary application powered by Wiktionary™. Features include: Lookup definitions for words or phrases Choose language by entering language name or ISO-639-1 code Open internal links within the app Go back to previous page with the back button Look up selected text from any app by setting a keyboard shortcut to launch this app with the “--selection” command line option Wiktionary is a trademark of the Wikimedia Foundation. This program is not endorsed by or affiliated with the Wikimedia Foundation.

Description from Flathub — AppStream (Flathub)

Sources and checks

  • Facts collected from Flathub (credit card, publisher, licence, free status, platforms, commercial use, version) —
  • Last technical check: 8 November 2026
  • Description from Flathub — AppStream (Flathub)

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