Reference

Provides a repository for historical documents and resources.

Offers an online encyclopedia dedicated to the culture, history, and geography of Romania.

Access a wide range of legal standards and codes.

Offers a comprehensive collection of documents in Kazakh, including templates and guidelines for business correspondence and legal documentation.

Research your family history and ancestry in Quebec.

Provides access to a wide range of dictionaries covering various languages and fields of knowledge.

Offers a comprehensive online encyclopedia about Armenians with over 500,000 articles and multimedia resources.

Provides comprehensive lists of heads of state and government from around the world, dating back to 1700.

Convert units and currencies quickly and accurately with Convierto.

Explore the richness of the Chinese language and literature.

Explore historical events and figures through detailed articles and resources.

Access the complete calendar for 2026 with holidays and lunar phases.

Offers a comprehensive Turkish dictionary with over 350,000 words and advanced search features.

Provides a reference desk and resources for various inquiries.

Offers a comprehensive online dictionary and thesaurus for foreign words, meanings, synonyms, and translations.

Provides comprehensive explanations and definitions of key concepts in macroeconomics and international trade.

Explore a vast collection of Swiss manuscripts in a digital format.

Discover synonyms and related words to improve your Japanese writing.

Offers free online translation services for multiple languages.

Explore and download open data from Western Pennsylvania's Regional Data Center.

Convert measurement units easily using our online tools.

Provides a comprehensive encyclopedia of Chinese knowledge and culture.

Access a vast collection of Jewish literature and religious texts online.

Provides detailed histories and etymologies of words.

Access a comprehensive collection of dictionaries and language tools.

Provides comprehensive statistical analysis and reports on various global topics.

Download thousands of free CAD blocks and models for your design projects.

Offers rankings and statistics comparing the characteristics of different prefectures in Japan.

Provides a platform for looking up information and definitions.

Offers an online thesaurus with over 20,000 synonyms and an AI-powered text rewriting tool.

Offers a search engine for contextually similar words and synonyms in Slovenian, Croatian, and Serbian.

Provides an online Lithuanian dictionary with detailed word meanings, synonyms, and grammatical information.

Provides a comprehensive database of file extensions and programs to open them.

Explore a vast collection of books and digital resources at your local library.

Provides a comprehensive hub for statistics and data analysis.

Provides information and resources related to the Turkish language.

Provides a collection of ready-to-copy symbols, letters, and text forms for easy use.

Honor and document the lives of those who served and sacrificed for France.

Explains genealogy and family history research techniques.

Provides access to Canada's national archives and historical records.

Search for cemeteries and request grave photos in the Netherlands.

Access a wide range of reference materials and documents.

Offers a comprehensive aircraft encyclopedia with data, photos, and codes for various aircraft and aviation museums.

Provides comprehensive crime and safety statistics for towns and cities in the UK.

Offers precise lunar calendar queries and traditional cultural insights.

Offers an online Spanish encyclopedic dictionary with definitions, synonyms, etymologies, and various educational resources.

Provides a comprehensive resource on labor and employment issues.

Provides a comprehensive dictionary and language resources.

Search and discover extensive Jain literature and interfaith texts.

Provides statistical data and information about Denmark.