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WorldWide Telescope is a suite of free and open source software and data sets that combine to create scientific visualizations and stories. Its ecosystem includes a Windows application, an interactive web app, and toolkits for Python and TypeScript/JavaScript.
Homebrew is a package manager that installs command-line tools and applications across macOS, Linux and WSL. It installs each package into its own keg inside the Cellar and symlinks files into a prefix path. Packages are formulae that build from upstream source or casks that install pre-built binaries, and a Brewfile can describe a desired state.
An open source, mobile friendly web gallery that serves private media while keeping the existing file and folder structure, with AI powered image discovery. It is a pet project started in 2019, requiring CLI/terminal interactions; Linux/Debian is the most tested platform, and Mac or Windows runs are barely tested.
HonestyMeter collects or organizes headlines and links for browsing news from multiple sources.
HopToDesk is free and secure remote desktop software for Windows, Mac, Linux, Android, iOS, and Raspberry Pi, used for remote support, control, monitoring, screen share, file transfer, and live chat. It is free for personal and business use, with open source code and end-to-end encrypted traffic. A separate dashboard adds device management, ticketing, and white-label clients on paid plans.
Hoptodesk is a system utility for Windows, hardware checks, cleanup, process control, or desktop customization.
Horizon EDA is a free and open source electronic design automation package for printed circuit board design. It allows users to maintain and share a pool of parts, draw schematics, and design, 3D-preview and export PCB layouts for manufacturing. It runs on Linux and Windows.
A freeCodeCamp handbook for developers on organizing AI agents for real business cases. It covers prerequisites, large language models, definitions of AI agents, and a decision algorithm for creating optimal agents, including checking budget, starting with one agent, and measuring performance. It uses a Google Research, Google DeepMind, and MIT paper as its primary source and code examples in a Google Colab notebook.
How to Screenshot is a guide resource that provides instructions for taking screenshots across a wide range of major platforms. Covered platforms include Windows, Mac, Linux, ChromeOS, Android, iOS, Steam, Switch, Xbox, and PS4/5. The resource was created by Stuart Thomson in 2024, and its source code is publicly available.
HowToLinux is an open‑source website that provides Linux tutorials, customization guides, and tips. It includes a search function and is community‑driven, allowing contributions and edits. The content is released under the MIT license.
hShop is described as a 3DS content preservation service and a source for 3DS content. It offers a 3DS client called 3hs, and states that a hacked 3DS with CFW, 3hs or FBI, and proximity to a Wi-Fi router are needed to get started. The site also lists announcements, including the SpotPass Archival Project.
Online HTML editor is a browser-based HTML editing tool powered by CKEditor 5, offering Word to HTML conversion and real-time collaboration. It provides control over source code, custom elements and styles, and can work with complete HTML documents including meta tags and comments.
HTTP Downloader is a download manager for the HTTP(S), FTP(S), and SFTP protocols that uses input/output completion ports. It is a multi-part download manager that can queue up to 100 downloads at a time, with each download split into 100 parts. The program and browser extensions for Firefox, Chrome, and Edge are offered as free open-source downloads for Windows.
HTTPie is an open-source API testing client for the terminal, also offered as a graphical app for web and desktop in public beta. It is described as making APIs simple and intuitive, and is used for API testing with HTTP servers, RESTful APIs, and web services.
We’re on a journey to advance and democratize artificial intelligence through open source and open science.
A collaboration platform where the machine learning community shares models, datasets and applications. It hosts public models, datasets and Spaces, and offers an open source stack including libraries such as Transformers, Datasets and Accelerate. It also provides paid Compute and Enterprise solutions, with an Inference Providers API giving access to models from multiple AI providers.
Hymenoptera Genome Database is a genome informatics resource for insects of the order Hymenoptera, such as bees, wasps and ants. It offers data mining through HymenopteraMine, sequence searching with BLAST, genome browsing in JBrowse, annotation in Apollo and data download. HymenopteraMine integrates all HGD genomes with biological data from various sources.
HyperFrames lets AI agents compose videos by writing HTML, CSS & JS — originated by HeyGen, built for the community. Open source under Apache 2.0.
Hysteria is an open-source, MIT-licensed proxy built on a customized QUIC protocol, designed for performance over unreliable and lossy networks. It supports modes including SOCKS5, HTTP Proxy, TCP/UDP Forwarding, Linux TProxy and TUN, and the protocol masquerades as standard HTTP/3 traffic. Builds exist for major platforms and architectures.
IAPSOP is a US-based private organization and open source scholarly archive focused on digital preservation of spiritualist and occult periodicals and monographs published between the Congress of Vienna and the start of the Second World War. An all-volunteer staff digitizes, indexes and makes the periodicals available free of charge for students and researchers.
An image oriented search engine developed as a research project.
iAsk AI is a free AI search engine that accepts natural language questions from users and returns instant, accurate, factual answers. It is positioned as an alternative to ChatGPT and includes supplementary tools such as an AI homework helper, video tutor, Chrome extension, content summarizer, document analysis feature, and writing assistant.
ICC Profiles Guide is a system utility for Windows, hardware checks, cleanup, process control, or desktop customization.