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Voyant Tools

Open Source

A web‑based reading and analysis environment for digital texts.

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4.6 Editor Rating
Vetted Score
4.6 / 5.0

Scored 4.6/5 for its robust, browser‑based interface, strong academic adoption, and extensibility despite limited commercial support.

Key Features
Interactive Text Corpus Visualization

Provides dynamic word clouds, frequency graphs, and collocation plots that update as you explore the corpus.

Built‑in Statistical Analyses

Offers term frequency‑inverse document frequency (TF‑IDF), keyword in context (KWIC), and other quantitative measures without extra plugins.

Extensible Plug‑in Architecture

Supports custom plug‑ins and external scripts, allowing researchers to add specialized analyses or export data.

Frequently Asked Questions

Yes, the online version is free for all users, and the source code can be self‑hosted at no cost.

Voyant accepts plain text, CSV, and XML/TEI files; you can also paste raw text directly into the interface.

Yes, developers can create custom plug‑ins or use the API to integrate additional statistical or visual tools.
Specifications
Pricing Model Free to use online with an optional self‑hosted open‑source version; no paid tiers.
Supported Platforms
Web (browser)WindowsmacOSLinux