Software · Education & science

Wordbook

Wordbook is a dictionary, available on Linux: themes and dark mode.

Completely free
Linux
Open source

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Geographic availability: No geographic restriction found in our sources; availability is not checked country by country.

Technical details

Pricing: Completely freeconfirmed by Flathub
License: GPL-3.0+ — Open source (copyleft)confirmed by Flathub
Open source: Yes
Commercial use: Yesconfirmed by Flathub, Official plan pages (pricing, licence, terms)
Account required: not documented
Credit card required: Noconfirmed by Flathub
Watermark: Not applicable
Ads: not documented
Platforms: LinuxEstablished by Linux: Flathub
Publisher: Mufeed Ali
Latest version: 1.0.0 (11 April 2026)
Latest activity: 11 April 2026
Source code: github.com/mufeedali/Wordbook

Overview

Wordbook is a dictionary, available on Linux.

Features described in its Flathub listing, in its GitHub repository and on its official website: themes and dark mode.

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

“Wordbook is an offline English-English dictionary application built for GNOME using the Open English WordNet database for definitions and the reliable eSpeak for pronunciations (both audio and phoneme).” — GitHub, 10 November 2026
“Features: Fully offline Pronunciations Random Word Favorites History Double click to search Dark mode” — official website, 10 November 2026

At a glance

Wordbook is completely free: it is open source software, and every feature is available without paying or subscribing.

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

Wordbook is an offline English-English dictionary application powered by WordNet and eSpeak. Features: Fully offline Pronunciations Random Word Favorites History Double click to search Dark mode

Description from Flathub — AppStream (Flathub)

Sources and checks

Facts collected from Flathub (credit card, source code, publisher, licence, free status, platforms, commercial use, version) — 10 November 2026
Facts collected from Official plan pages (pricing, licence, terms) (commercial use) — 7 November 2026
Last technical check: 6 November 2026
Description from Flathub — AppStream (Flathub)

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