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Queer Liberation Library is a digital library that connects LGBTQ+ people with literature, information, and resources. Members apply for a library membership, browse the collection in Libby, and check books out. A technology help desk supports account verification, login, and membership issues, and readers can suggest titles for the collection.
A python framework to transform natural language questions to queries in a database query language.
QuestDB is an open-source time-series database engineered for low latency. It uses a column-oriented, time-partitioned storage engine with memory-mapped files and vectorized execution for high-throughput ingestion and millisecond-level analytical queries. SQL is extended with time-series operators such as SAMPLE BY, LATEST ON, ASOF JOIN, WINDOW JOIN and HORIZON JOIN.
QuickRef.ME shares quick reference and cheat sheet material for developers, contributed by open source contributors. It covers topics including programming languages, Linux commands, Python, databases, keyboard shortcuts and other toolkits.
QuoDB is a user-submitted database of movie and television quotes, described as the largest collection of time-based contextualized lines from film and series content contributed by users worldwide. The project's source code is licensed under Apache License v2.0, its documentation under CC BY 3.0, and its glyphicons under CC BY 3.0. The site includes a privacy policy, cookie policy, privacy settings, a cookie usage notice, and an option for users to request that their data not be shared with third parties.
The R. L. Kurucz atomic linelist is hosted among databases maintained at the CfA. The source describes it as data from Kurucz CD-ROM 18 and 23, with links to CD-ROM 23, the CfA AMP Server and CD-ROM 18. Other Kurucz data are maintained separately by R. L. Kurucz.
Use offline educational content through the RACHEL platform.
Search atmospheric data collections and supporting datasets from NLD.
Radio frequency database for public safety, aviation, trunked systems, and scanner information.
RadioReference is a public reference source for radio and communications data. It provides a database of identified frequencies and trunked radio systems that can be browsed by state, metro area or ZIP code, alongside forums and a wiki. The site reports 226K+ identified frequencies and 7,400+ trunked radio systems. A premium subscription works across RadioReference and Broadcastify.
RanobeDB is an open, editable database of Japanese light novels and their official translations, intended for tracking and data purposes. The site states it does not host or provide reading material. It lists popular series, reviews, upcoming and recently released books.
rate.house is a collaborative media database for rating and tracking albums, songs, movies, TV shows, literature, games and podcasts in one place. Users can create and browse lists and tags, and add recommendations. It is described as resembling IMDb or Goodreads with more media types, and as collaborative like Wikipedia.
Find and access astrophysics and astronomy research data, with indexed observational data.
RAWG is a video game discovery site with a database of games across many platforms, including PC, consoles and mobile. It lets users keep games in one profile and see what friends are playing. Pages list popular and new games, with display based on player counts and release date.
Read This Twice collects verified book recommendations from notable people and organizes them into reading lists. The site also offers Sona, an AI-driven book recommendation assistant that searches a book database based on the user's stated preferences.
REBASE is a curated, open database of restriction enzymes and related proteins, including DNA methyltransferases. It provides data on enzymes, genomes, sequences and scientific literature, along with data files, tools, lists and compilations. The site states that information from REBASE should remain open and accessible to the public.
LEGO database for sets, parts, minifigures, build tracking, and custom model discovery.
Recipe Search is a search interface for browsing recipes from the RecipeNLG recipe database, using Typesense Instant Search. The page states it covers 2 million recipes and suggests example searches such as Pizza, Kale and Curry.
Reciprocal Net is a distributed crystallography network and distributed database used by research crystallographers to store information about molecular structures, with much of the data available to the general public. It is funded by the U.S. National Science Foundation as part of the National Science Digital Library project and is still under development, with 18 participating crystallography laboratories online.
Recollection Wisconsin is a digital collection that allows users to discover photos, maps, books, artifacts, oral histories and more from dozens of Wisconsin communities. The site is framed around sharing stories and exploring the past.
Network of academic libraries in Spain.
Red Deer Press is a Canadian publisher specializing in books for children and young adults. Its catalog includes fiction, non-fiction, poetry, history, science, and more across various age groups. The press provides teacher's guides, accepts submissions, and maintains an online store for its titles.
Nonprofit organization based in Argentina.
Redalyc is a scientific information system and network of scientific journals. It describes an open access, non-profit model owned by the academy, and lists journals across social sciences, natural and exact sciences, and arts and humanities. Its interface is available in Spanish, English, Portuguese and other languages.
