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AI conversation scenarios in a virtual city.

Bilingual subtitles and reading tools for language study.

Inspect file signatures, versions and hashes from a command line

Automatically choose a Whois server for a terminal lookup

Rhododendron and azalea care with plant-reference tools

Search Czech train connections and compare train types

Audio conversion and CD ripping with library structure retained

AI tools for YouTube idea, title and thumbnail research

A small public-IP and request-header lookup

Free AI chat in the browser, no signup needed

ASL signs, tutorials and receptive practice.

British Sign Language video lookup and recognition practice.

Review whether account information appears in known breaches

Japanese lessons with tailored tasks, flashcards and lookup tools.

Taxonomic lookup for plants, animals, fungi and microbes

Fish reference lookup by common or scientific name

Biographical lookup with period and occupation filters

Search the Medical Subject Headings vocabulary

Heart, lung, blood and sleep references with related fact sheets

Study languages through shows, films and music.

Spanish-English lookup combined with structured language lessons.

Graded Chinese stories with audio and word support.

Chinese reading through graded news-based lessons.

Chinese graded reading with audio and contextual lookup.