Screaming Frog SEO Spider is a website crawler for Windows, macOS and Ubuntu used for technical SEO site audits. It audits sites for over 300 SEO issues and can find broken links, audit redirects, analyse page titles and meta data, and generate XML sitemaps. A free version is available.
Directory
Search results
Published directory entries matching your search.
Scribbr Citation Generator is a free tool that generates citations in APA, MLA, Chicago, and Harvard academic styles. It supports autocite by title, URL, DOI or ISBN, export to Word and Bib(La)TeX, custom font options, annotated bibliography generation, and secure automatic backup of user work. It is built using CSL citation technology and is available as a free Chrome extension.
The WHOI Seafloor Samples Laboratory is a repository that curates marine geological samples, including rocks, lake and marine sediment, corals, shells, peat and wood. It distributes geological subsamples for research and education and provides technical and analytical expertise, instrumentation and field equipment. All repository samples must be requested via the request form.
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.
The Intercept catalogue of surveillance technology, vendors, capabilities, and related documents.
Sector035 is a site offering news on OSINT, geolocation, tools and investigative techniques, including a regular Week in OSINT series and articles written over the years. The link section has temporarily been disabled, and the author states cheat sheets and tutorials will not be online any time soon.
API to search current and historical DNS records, current and historical WHOIS, technologies used by sites and whois search for phone, email, address,
Sega Retro is a community-edited wiki covering Sega, aiming to document everything about the company from the 1940s to today. It documents over 9,000 Sega games from every region and platform, and hosts scans of books, magazines, manuals and promotional material. Its content also includes audio and video, people, companies, history and technical information.
Semrush is a platform for growing and measuring brand visibility across AI search, SEO, PPC, and social. Its toolkits cover keyword research, competitor analysis, backlink analysis, technical site audits, content creation, local search visibility, and tracking of brand appearances in AI-generated answers. A free trial is offered.
A sorted list of technical on-page SEO best practices from 9elements, organized by HTML tags. It covers the title, meta description, heading, alt, canonical, Open Graph, responsive site meta and robots tags, with notes on recommended lengths and keyword use.
Server-side Rendering (SSR) Checker crawls websites to audit SEO, accessibility, performance, and technical page issues.
SFTPDrive is a utility developed by Callback Technologies that mounts SFTP servers as local drives on a user's device. Once connected to an SFTP server, users can browse and interact with remote files as if they were stored locally on their machine.
ShaderLABS documents game fixes, settings, compatibility, archives, or technical gaming references.
Shady is an advanced reference page for safety checks, warnings, niche resources, or technical notes.
Cheat sheet explaining Shodan searches, filters, queries, and internet-asset research techniques.
ShotOnWhat? is a database documenting the equipment, processes, stories and facts on the making of movies and TV shows. It collects and organizes technical aspects of the motion picture and television production industry, covering elements such as cameras, lenses, film, digital, audio and visual effects.
SiteAnalyzer is a website crawler for technical audits and SEO optimization. It scans site pages and checks more than 60 parameters, including broken links, duplicate pages, meta tags and server response codes. It offers integrations with Google Search Console, Yandex Webmaster and Yandex Metrica, internal PageRank calculation, site structure visualization and sitemap generation. A free version and a Pro plan are available.
Smart Launcher is an Android launcher with a modular page layout that can be moved, removed or added. It automatically sorts apps into categories and uses a Fluid Grid System for icons and widgets, with wallpapers from sources such as Walli and Unsplash and an Ambient Theme technology that adapts colors to the wallpaper.
Smol Pub is a tiny blogging service with a web interface and CLI for managing posts. It is accessible from Web, Gemini and Gopher, offers storage for images, custom CSS for web, and export of posts, and uses no JavaScript, ads or tracking technology.
spam is an advanced reference page for safety checks, warnings, niche resources, or technical notes.
The IULA-UPF-CC-CLARIN Competence Center provides specialized web services to Humanities and Social Science research communities as part of the CLARIN European infrastructure. It promotes text analysis tools for large textual data, and its catalogue manages, disseminates and provides access to technological tools using a linked open data approach.
Spectral Database for Organic Compounds (SDBS) is a free public database organized by the National Institute of Advanced Industrial Science and Technology (AIST) in Japan. It hosts spectral data for organic compounds, including nuclear magnetic resonance (NMR), mass spectrometry (MS), electron spin resonance (ESR), infrared (IR), and Raman spectra.
Spiceworks Community is a developer community or publication for programming discussions, news, tutorials, and help.
Språkbanken Text is a division of Språkbanken, a Swedish national e-infrastructure that supports research based on linguistic data. It develops and makes freely available Swedish language data and language technology analyses, with a focus on Swedish language material across historical periods, and builds digital research platforms for language-focused research. During an ongoing infrastructure transition, the site hosts research and staff information, while news, data, analyses, and platform content are being moved to sprakbanken.se.