Directory
Published directory entries matching your search.
SEO Utils is an SEO desktop application for macOS, Windows and Linux. It covers traditional SEO, local SEO and AI search optimization, with tools for tracking rankings across Google, Bing, ChatGPT, AI Overviews and AI Mode, LLM rank tracking, log file analysis, an MCP server, NLP text analysis and an embedding database.
A guide for beginners that organizes links to topics such as adblocking and privacy, artificial intelligence, movies, television and anime, music and podcasts, gaming and emulation, books and comics, downloading, torrenting, educational resources, tools, Android and iOS, Linux and macOS, non-English sites, and miscellaneous resources.
Siril is an astronomical image processing tool. It supports preprocessing steps such as calibration, stacking and enhancement, and tools for analyzing star brightness variation and astrometry. It can process SER videos and FITS cubes, and algorithms run on all computer cores. Versions are offered for Linux, Windows and macOS.
smartmontools is a package of two utility programs, smartctl and smartd, for controlling and monitoring storage systems using SMART. It supports ATA/SATA, SCSI/SAS and NVMe disks and SCSI/SAS tape devices, and is documented as running on Linux, FreeBSD, NetBSD, OpenBSD, macOS, Solaris, Windows, Cygwin, OS/2, eComStation and QNX.
A fan-made widescreen remaster of Sonic 3 & Knuckles with downloads for Windows, Linux, macOS, Android, and beta versions for iOS and Web. A compatible Sonic 3 & Knuckles ROM is required, and the remastered soundtrack must be downloaded from the game's Options menu.
SooSL is software for making and publishing a sign language dictionary. It works with any sign language and allows videos for signs, example sentences and comments, lookup by handshape, location, motion or gloss, and glosses in written languages. Version 0.9.6 is released for Windows, macOS and Linux.
Sound Show is a soundboard application for live events that plays music, sound effects and ambience, and can send images, video, text, webcams and color backgrounds to a dedicated display. It is available on Windows, macOS, Linux and Android. A free core version exists, with limits on categories and playables per category, and a Pro edition unlocks unlimited categories and advanced features.
Sozo is a free, open-source application for anime, movies, series, manga, light novels and live TV, offered on Android, iOS, Windows, macOS, Linux and Android TV. It gathers content from many sources, includes manga and novel readers with book mode and read-aloud, and supports up to four profiles with a kids mode.
SPARTA is a collection of open-source audio plug-ins for spatial audio production and playback, distributed in VST, VST3, AU, LV2 and AAX formats for MacOS, Linux and Windows. The plug-ins support ambisonic processing up to tenth order, and the binaural decoders can load custom HRTFs via SOFA files and support head-tracking via OSC messages.
SpeedCrunch is a free, open-source high-precision scientific calculator licensed under the GPL. It features a fast, keyboard-driven interface that displays results as users type, with a scrollable input history, customizable syntax highlighting, and an optional on-screen keypad. The calculator supports over 80 built-in mathematical functions, user-defined functions, variables, calculations with up to 50 digits of precision, complex numbers, numeral bases, unit conversions, and includes a library of over 150 scientific constants and common formulas. It is available for Windows, macOS, and Linux in multiple languages.
SpookyGhost is an open source tool by Encelo for creating procedural animations for sprites. It animates properties such as size, rotation, position and color, and allows users to deform sprite shapes. Lua scripts can be written for custom animations, and results can be exported as single frames or a spritesheet. Native versions are available for Windows, macOS, Linux and Android.
SS64 is a reference guide containing syntax and examples for prevalent computing commands for database and operating systems, covering Windows CMD, PowerShell, MacOS, Linux bash and SQL Server. The site is developed by Simon Sheppard and distributed under a Creative Commons Attribution-NonCommercial licence.
sshx is a web-based collaborative terminal that lets users share a terminal with others by link on a multiplayer infinite canvas. It offers real-time collaboration with remote cursors and chat, end-to-end encryption, and a lightweight server written in Rust. It is available as a command-line tool for macOS, Linux and Windows.
Steam Remote Play is a Steam feature for streaming games from a PC to other devices. Steam Link connects a device to a computer running Steam, and the app is offered for iOS, Android, Amazon Fire TV, Raspberry Pi, Windows, Linux, macOS and Meta Quest. Remote Play Together lets friends join local multiplayer games over the internet.
Stoat is an open-source group chat app for friends and communities, offering servers, channels, voice chat, file sharing and markdown support. It is available on Windows, macOS, Linux, Android, iOS and the web, with accounts and settings synced across devices. Group DMs support up to 50 members. The code is public and the project is described as free and open source.
Strawberry is a cross-platform music player and music collection organizer for Linux, macOS and Windows, aimed at music collectors and audiophiles. It lets users play and manage their digital music collection or stream radio stations. The free software is a fork of Clementine, written in C++ with the Qt framework and GStreamer.
StudyCraft is an open source, free study tool available for Windows, MacOS and Linux. It allows users to import study materials including PDFs, Markdown files, webpages and GitHub repositories, which are automatically indexed into a vector database for semantic search. Users can customize their imported content, and the tool automatically generates flashcard decks and practice tests, plus provides study session analytics to track progress. It supports self-hosted and cloud-hosted large language model integrations and is built for fast performance.
Subtitld is a free, open-source subtitle editor for Linux, Windows, macOS and Haiku. Users can time subtitles on the waveform, transcribe and translate with engines running on their own machine, and dub with synthetic voices. It opens video, subtitle or transcript files and saves to SRT, VTT, TTML and other formats.
Super Productivity is a free, open-source, privacy-first task manager with built-in time tracking, timeboxing, and focus mode. It works offline with no account required and is available for Windows, macOS, Linux, Android, iOS, and web. Tasks stay on the device by default, with optional sync via Super Sync, WebDAV, or Dropbox, and integrations for GitHub, GitLab, and Jira. All features and platforms are free forever.
SuperCollider is a platform for audio synthesis and algorithmic composition, used by musicians, artists and researchers working with sound. It is free and open source software for Windows, MacOS and Linux. Its three main components are scsynth, a real-time audio engine implemented as a server; sclang, an interpreted programming language acting as a client; and scide, an editor for sclang.
Syncthing is a continuous file synchronization program that synchronizes files between two or more computers in real time. Communication is secured using TLS with perfect forward secrecy, and each device is identified by a cryptographic certificate. The protocol is documented and the source code is available on GitHub. It runs on macOS, Windows, Linux, FreeBSD, Solaris, OpenBSD and other systems, and is configured through a browser interface.
Synfig Studio is a free and open-source 2D animation program for Windows, Linux and macOS, licensed under GNU GPL v3. It is designed for creating film-quality animation using vector and bitmap artwork, and it eliminates the need to create animation frame by frame. It provides vector tweening, 50+ layers and filters, and a bone system for cutout animation.
Tad is a free, cross-platform desktop application for viewing and analyzing tabular data files. It views CSV and Parquet files and SQLite and DuckDB databases, supports large files, and includes a pivot table. It uses DuckDB internally and is aimed at data engineers and data scientists. Installers are available for macOS, Linux, and Windows.
Tagaini Jisho is a free, open-source Japanese dictionary and kanji lookup tool for Windows, MacOS X and Linux. It supports searching vocabulary and kanji entries, tagging and personal notes, flashcard-like training, and printing foldable pocket booklets for offline study. It includes stroke order animations for more than 6000 kanji.
