Reference

Builds a comprehensive reference of human knowledge for free choice learning and community contributions.

Offers dictionaries and encyclopedias across various fields of knowledge in open access.

Offers a comprehensive genealogy wiki and digital resources for Swedish and Baltic heraldry.

Offers a comprehensive guide to top public records sites for easy online searching.

Offers the largest rhyming dictionary on the Internet for easy access on mobile devices.

Offers a comprehensive dictionary of foreign words used in the Hungarian language.

Offers a unique word explorer that allows users to search for words based on definitions, etymology, and various linguistic features.

Compares meanings to uncover differences and similarities between concepts, ideas, and definitions.

Provides detailed information and resources about fighting ships from around the world.

Access a variety of online databases for information lookup.

Offers a free platform for open data, statistics, analysis, and data visualization.

Provides definitions and meanings of words.

Offers a digital platform for accessing inscriptions from the German-speaking world during the Middle Ages and Early Modern period.

Offers a community-driven platform for sharing knowledge and information on a wide range of topics.

Convert numbers into words in multiple languages effortlessly.

Offers a comprehensive online encyclopedia with articles in multiple languages.

Provides an online dictionary and text checking services based on the Kamus Besar Bahasa Indonesia.

Provides a comprehensive Cantonese dictionary and language resources.

Offers a collection of online calculators for life, health, science, and finance.

Offers a comprehensive online dictionary with translations and definitions in multiple languages.

Provides a collaborative platform for sharing knowledge and information.

Offers a comprehensive Romanian-English and English-Romanian dictionary with audio pronunciation and verb conjugation tools.

Offers articles and consultations on the origins of words through etymology.

Preserves and protects records of milling history.

Provides free genealogical and historical resources for Missouri.

Provides access to high-quality patent data and resources through the USPTO Open Data Portal.

Provides information on the origin and distribution of surnames worldwide.

Provides accurate country information through a reliable real-time country data API.

Offers a comprehensive English-Hindi dictionary with detailed definitions, pronunciation, and example sentences.

Provides simple answers and tips on various topics.

Offers a comprehensive wiki for green professions and leisure gardening.

Offers a comprehensive question and answer service featuring the best responses from the internet and real people.

Access a vast collection of evidence-based research materials.

Explore a variety of resources for statistics and data analysis.

Explore the origins and meanings of different surnames.

Search for public records across various states in the U.S.

Provides comprehensive information about aquaculture and aquatic species.

Provides information on searching and archiving systems.

Explore the meanings and origins of words to enhance your vocabulary.

Check today's lunar calendar and find auspicious dates for events.

Access library services and resources for the Chicagoland area.

Search for unknown phone numbers and read user reviews about them.

Access a wide range of academic research databases and resources.

Assess the quality and popularity of Wikipedia articles in multiple languages.

Access the current Hijri and Gregorian dates along with conversion tools.

Access postal code information for various countries through a simple API.

Explore the properties and relationships of numbers in mathematics.

Find postal codes for countries around the world.

Access country flags in different styles and sizes through a straightforward API.

Access solutions for crossword puzzles and word games in Hebrew.