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S F Archive helps find books, reading material, archives, or public-domain educational texts.
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saber.adil.hanney.org
Saber is a cross-platform notes app built for handwriting. Notes are encrypted and stored so the server cannot read them, and can be synced across phones, tablets, and computers. The highlighter renders underneath the text without overlapping itself, notes can be organized into nested folders, and dark mode darkens the notes as well as the interface. The software is free and open source.
sabnzbd.org
A free and open source binary newsreader for Usenet. It runs on Windows, macOS, Unix and NAS devices and is managed from any device with a web browser. It integrates with automation apps, reads RSS feeds, runs custom scripts and ships in 16 languages.
safe-manuals.com
SafeManuals is an online repository of PDF user manuals for many different products. The site lists manuals by manufacturer and states it indexes 650,000 products, 880,000 manuals and 6,000 brands.
sagerss.com
Sage is a lightweight RSS and Atom feed reader extension for Mozilla Firefox. It reads RSS 2.0, 1.0, 0.9x and Atom feeds, provides customizable newspaper feed rendering via style sheets, includes feed discovery functionality, integrates with Firefox’s bookmark system, supports OPML feed list import and export, offers support for multiple locales, and has a simple one-step install and uninstall process.
addons.mozilla.org
Sage-Like is a fast, lightweight sidebar-based feed reader extension for the Firefox browser. It supports Atom, RSS, JSON and RDF feeds, offers a customizable user interface, and integrates with Firefox bookmarks and sync functionality. It can discover feeds from the sidebar and address bar, including hidden RSS feeds on platforms such as YouTube, Reddit, DeviantArt, Pinterest and Behance, and has a customizable feed tree view.
book.tstrs.me
Salty Leo is a non-English reading, font, dictionary, or language-learning resource.
satslayer.vercel.app
SAT Slayer is a free SAT question bank with over 3,000 real questions covering Reading & Writing and Math. It offers custom practice tests, practice by skill, progress tracking, and mistake review, with no ads, paywall, or account required.
savpdfviewer.com
Sav PDF Viewer is a PDF reader for Android that is open source and requires no permissions. It supports search, text selection and copying, bookmarks, resuming reading, password-protected PDFs and night mode. Links within documents can be opened and files shared. The developer states it does not collect, store or transmit personal data, and that it is not a PDF editor.
clarasguide.valeena.workers.dev
A guide for reading VirusTotal reports. It covers steps such as checking the scan date, details tab, submitted names, relations tab, behavior tab and detections tab. The guide states that the final decision on whether to run a file is the user's.
scanlate.io
Scanlate is an online tool that uses machine learning to help translate manga. The site states it lets users understand Japanese text, rewrite it in English, and publish the work for others to read. It includes bubble selection, brush, font and layer controls.
sci-bot.ru
Sci-Bot is an AI-powered research assistant powered by Sci-Hub. It is currently in temporary read-only maintenance mode, allowing users to browse previously answered questions but not submit new questions or sign in. It supports multiple languages, several citation formats, and adjustable generation speed.
scialert.net
SciAlert is an AI-supported international scientific publisher and journal-hosting platform. It hosts more than 50,000 fully open-access peer-reviewed articles, provides publishing services including rigorous peer review, copyediting, and impact tracking, and uses the Creative Commons Attribution license for author copyright retention. It offers resources for authors, editors, referees, librarians, and scholarly societies, plus an indexed research database called the ASCI Database.
sciarium.com
Sciarium is a file-sharing site organized into sections such as primary and secondary education, higher education and science, applied materials, audiobooks and fiction. It lists file counts for each section and offers login through several external account providers.
scienceforums.net
Science Forums is a discussion forum with boards covering news, education, physics, chemistry, mathematics, biology, medical science, engineering, earth science, computer help, philosophy, religion and ethics. A homework help section offers assistance with homework problems rather than answers.
science.gov
Science.gov is a gateway to government science information from U.S. Government science agencies. It provides access to millions of authoritative scientific research results, including research and development outputs. Users can search across multiple databases, view results ranked by relevance, and access bibliographic citations, abstracts, and often full-text documents. Advanced search allows field-specific queries and source filtering. Format tabs and result actions such as download, print, and email are available.
greasyfork.org
Userscript for Scientific Doc Paywall Bypass, adding browser customization or automation to supported websites.
gitlab.com
A project for removing Exif data from pictures before they are shared. The repository includes a README and changelog and is licensed under the GNU General Public License v3.0 or later.
scribd.pdfdownloaders.com
Scribd PDF is a Scribd documents downloader. Users paste a Scribd URL or change the domain of a document URL, and the tool checks the link and returns a download link found on the internet. It accepts URLs starting with Scribd's document, doc, and presentation prefixes.
scribus.net
Open source desktop publishing software for layouts, magazines, flyers, and print-ready documents.
scripts.com
Scripts.com provides movie and television scripts for online reading and production research.
seanime.app
Seanime is a self-hosted media server for anime and manga. It scans local files and matches them with AniList, automates downloads based on rules, and streams from torrents, Debrid services or online sources. It includes a manga reader, watch parties, transcoding and direct play, and an extension system.
iphoneosobscura.litten.ca
Search Engine is an iOS app or mobile resource with app details, updates, or reading and media features.
arxivxplorer.com
arXiv Xplorer is a semantic search engine for arXiv. It supports open access interoperability with arXiv, bioRxiv and medRxiv, and is built using OpenAI's embeddings as a semantic search tool for these repositories.