HDRUG

environment to develop logic grammars / parsers / generators for natural languages. The package is written in Sicstus Prolog version 3 and uses the tcltk library for its graphical user interface

SoftwareApplication software Q32161532

Facts

9 properties

Instance of: software
Official website: www.let.rug.nl^[6]
Website: www.let.rug.nl
Programming language: SICStus Prolog
Has use: software development, natural-language user interface^[3]^[4]
Discontinuation date: May 26, 2007^[7]
Distribution format: digital download^[5]
Programmed in: SICStus Prolog^[2]
Use: software development, natural-language user interface

🏷️ Also known as

en HDRUG

🔖 Identifiers · 1

User manual URL: www.let.rug.nl

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🔗 Connections

Has use 2

software development, natural-language user interface

Instance of 1

software

Programmed in 1

SICStus Prolog

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Summary

HDRUG is a software^[1].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

[2] ↑ HDRUG — programmed in (P277): SICStus Prolog. wikidata.org.
[3] ↑ HDRUG — has use (P366): software development. wikidata.org.
[4] ↑ HDRUG — has use (P366): natural-language user interface. wikidata.org.
[5] ↑ HDRUG — distribution format (P437): digital download. wikidata.org.
[6] ↑ HDRUG — official website (P856): http://www.let.rug.nl/~vannoord/Hdrug/. wikidata.org.
[7] ↑ HDRUG — discontinuation date (P2669): May 26, 2007. let.rug.nl. Retrieved 2017-07-06. let.rug.nl. Provenance: wikidata.org.

Class ancestry

[1] ↑ HDRUG is an instance of software (Q7397) [P31, primary]. Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). HDRUG. Retrieved April 8, 2026, from https://4ort.xyz/entity/hdrug

MLA “HDRUG.” 4ort.xyz Knowledge Graph, 4ort.xyz, 8 Apr. 2026, https://4ort.xyz/entity/hdrug.

BibTeX

@misc{4ortxyz_hdrug_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HDRUG}}, year = {2026}, url = {https://4ort.xyz/entity/hdrug}, note = {Accessed: 2026-04-08}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HDRUG — https://4ort.xyz/entity/hdrug (retrieved 2026-04-08)

Canonical URL: https://4ort.xyz/entity/hdrug · Last refreshed: April 8, 2026