quanteda is an R package for managing and analyzing text, described as a fast, flexible, and comprehensive framework for quantitative text analysis in R. It provides functionality for corpus management, tokens and n-grams, keywords in context, sparse matrices, content dictionaries, and supervised and unsupervised machine learning.
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r/ChineseLanguage points to a Reddit community or thread with discussion, guides, troubleshooting, or shared resources.
Readlang is a language-learning tool for reading texts in over 100 languages. Clicking a word or phrase shows a translation, and translated items can be saved and practiced with flashcards. It offers a free plan and paid Premium and Premium Plus plans.
Reverse Dictionary is a search tool that finds words matching a definition or description. It indexes millions of dictionary definitions from the open-source WordNet database. Users can click words in results to see their definitions.
SEAlang is a set of projects providing language reference materials for Southeast Asia, including bilingual and monolingual dictionaries, text corpora, and tools for complex scripts. Its Lab develops assistive technology for complex-script languages, and the Archives offer rare texts.
An online American Sign Language dictionary offering signs for hundreds of words and phrases, demonstrated in video by Dr. Byron Bridges. Visitors can browse signs by category or use a beta sign search, and the site points to additional ASL courses and workbooks.
Sign Language Dictionary is a record of Signed language featuring over 1,000 signed words spanning over 100 years. It serves as a multilingual dictionary and a guide to the meaning, usage, and history of signed words and phrases intended for researchers in all disciplines.
Speechling offers a collection of free language learning tools, including listening comprehension practice, dictation practice, vocabulary flashcards, fill-in-the-blank exercises, a language quiz, and an audio dictionary. The tools are described as free forever and require no login.
Catalogue of language resources, data and tools for linguistic research and language and speech technology within the Dutch language area, offered by the Institute for the Dutch Language. It lists text collections, word lists, scientific dictionaries, speech corpora and software. Downloading requires a login.
The Language Exchange Network points to a Reddit community or thread with discussion, guides, troubleshooting, or shared resources.
A PDF version of the Toki Pona Dictionary, compiled by Sonja Lang and released in 2021. The Wikimedia Commons file runs 392 pages and omits the book cover and pages 393 through 402, which feature creative works by different authors. The author released the contents to the public domain.
VDict is a free online Vietnamese-English-French dictionary with illustrations and pronunciation. It supports seven dictionaries, wildcard browsing, audio pronunciation and phonetic transcription for English words, and machine translation of paragraphs up to 500 characters.
The Worldwide Protein Data Bank (wwPDB) is the organization that manages the Protein Data Bank archive, the single global repository of three-dimensional structural data for proteins, nucleic acids, and complex assemblies, which has operated since 1971. The wwPDB maintains the archive and provides resources including validation tools, deposition systems, data dictionaries, and policies for the structural biology community.
A list of Japanese learning resources for beginners and advanced learners, covering dictionaries, vocabulary, grammar, reading, media, podcasts, games, software and an encyclopedia. Some sections are marked as coming soon.
A website dedicated to language learners that hosts FSI, DLI and Peace-Corps courses, plus Shtooka audio collections and Cortina courses. It also offers tutorials for importing vocabulary lists, digitizing documents and recording word or phrase lists. The site states the FSI and Peace-Corps parts are finished and DLI is on the way.