A site presenting statistics for every subreddit, including subreddit ranking lists and per-subreddit stats such as graphs. It also links to network visualisations of subreddit relationships and keyword frequency tracking. The operator cautions that the data collector is not robust and the numbers should only be used as a general guide.
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A categorized grouping of subreddits, organized by topic such as science, programming, technology, art, literature, news, gaming, music and entertainment. The page lists subreddit names under these categories and includes navigation for search, sorter, music, about, data and contact.
Search and download film or television subtitles through Subtitle Edit's caption database.
Research index for locating articles, books, authors and citation information.
Suggestream is a web app for exploring movies and TV shows using the TMDB database. Its Swiper feature, inspired by dating apps, offers recommendations for similar content based on swipes. The Explorer feature lets users move from show to show and discover related content.
SunCalc is an online application for showing the movement of the sun and sunlight phases for a selected day and place. It displays sunrise, sunset, shadow length, solar eclipse, sun position and elevation on an interactive map, and includes reverse calculation and photovoltaic data.
The site is currently being used to organise an archive of the Sunrise Research Laboratory and of Boxer work undertaken within that Laboratory. The text states it will be a public resource once the work is done. It also notes that material formerly on the Sunrise website at another location may not be found here and must be requested specifically.
Online library catalogue for Sunshine Coast Libraries.
The Sunshine State Digital Network connects Florida's cultural heritage organizations to build supportive digital collection partnerships. Partner content can be explored in the Digital Public Library of America. The network publishes documentation, including metadata participation guidelines and resources for content contributors.
Sunway University Institutional Repository, known as the Sunway Education E‑Archive, provides access to more than 5,000 electronic resources. Users can search or browse the collection by author, item type, subject, or publication year. The repository is powered by EPrints software and includes the latest additions to the archive.
Supabase is a Postgres development platform for building applications with a Postgres database, Authentication, instant APIs, Realtime, Functions, Storage and Vector embeddings. Every project includes a full Postgres database, and the platform auto-generates a REST API from the database schema using PostgREST. Documentation covers connecting frameworks, building backends, extending databases and migrating existing data.
Supermemory is a memory and continual learning engine for AI agents. It extracts and stores context from users and tasks in a vector-graph database, then injects prior memories into an agent's context. It is offered through an API, plugins, and MCP, and supports ingestion of text, URLs, documents, PDFs, Office and Google Workspace files, code, markdown, images, audio, and video.
Supernova is a design system and knowledge management platform that connects design and code data, including tokens, components and documentation, into one source. It supports multi-brand design systems, page history, realtime collaboration and code automations. Filtered MCP servers give AI agents team-specific knowledge, and MCP analytics show usage by users.
Superwise is a platform offering AI Gateway, Secure AI Chat, and AI Services. Its Sentinel product prevents sensitive data from leaking into external AI tools, Chat provides a safe AI workspace for teams, and its services help organizations plan, build, and govern AI use cases.
Repository of University of Applied Sciences and Arts of Southern Switzerland (SUPSI), in Ticino.
SURFACE is the institutional repository for Syracuse University, a service of the Syracuse University Libraries. It holds research and scholarly output selected and deposited by university departments and centers, including articles, issues, papers, theses and dissertations. Existing content remains accessible and citable. The site will be read-only from September 1 through October 19 during a migration to a new platform, with no new submissions or updates made directly through the site.
Surprise is a Python scikit for building and analyzing recommender systems that deal with explicit rating data. It includes built-in datasets, prediction algorithms such as SVD and NMF, similarity measures, and cross-validation tools. The documentation states that Surprise does not support implicit ratings or content-based information.
Surveillance under Surveillance is a map showing surveillance cameras and guards, with type, observed area and other information where available. It uses OpenStreetMap contributor data not visualized on the regular OpenStreetMap site, updated once an hour. New or revised entries can be added using an OSM account.
Find digitized publications and collection items through an online library.
svelte-meta-tags helps manage meta tags, Open Graph data, and social sharing previews for websites.
svelte-seo helps manage meta tags, Open Graph data, and social sharing previews for websites.
Swansea University is a research-led university founded in 1920. It provides undergraduate, postgraduate taught and postgraduate research courses, and was ranked 25th in the 2027 Guardian University Guide. 97% of surveyed students would recommend the university, and 94% of graduates were in employment, study or other activities per 2026 HESA data, with the institution placed in the top 350 of the 2027 QS World University Rankings. Its Richard Burton Archives and Egypt Centre received £350,000 in Welsh Government funding in 2026 to improve collection accessibility for staff, students and the community.
Swarm Simulator is an incremental game in which the player starts with a few larvae and a small pile of meat and grows a swarm of giant bugs. The game saves progress using browser cookies or local storage, and save data can be imported through the options screen.
SwiftTheme is a Firefox browser extension that allows users to apply custom color themes to their browser interface. It offers more than 3 million color options, an intuitive color picker, automatic adaptation to selected colors, multiple theme variants, compatibility with older Firefox designs, and no conflicts with other browser themes. User settings are stored locally on the device and no user data is collected by the extension. A related SwiftDial homepage extension is also available from the developer.