Web

Browse free software network services and web applications that can be hosted on your own servers.

Cheat-Sheets.org collects programming cheat sheets, quick references, and guides on one page.

UrBackup supports open-source client/server backups for Windows and Linux, according to its project page.

Framadate helps groups schedule meetings and make decisions through online polls.

Available on web, iOS, Android, and desktop, Proton Mail is an encrypted email service that offers free accounts.

MIT Global Shakespeares archives video and performance materials from international Shakespeare productions.

247Games offers free online card, casino-style, Mahjong, FreeCell, Hearts, and Spades games.

Grover Podcast is a Windows app for managing podcasts, available through the Microsoft Store.

Station Index documents radio stations and their history in an encyclopedia entry.

PubMed indexes citations for biomedical literature from MEDLINE, life science journals and online books, with links to full text when available.

feedbackr provides live polls, Q&A, and audience interaction for events, meetings, and educational sessions.

PresentationGO offers PowerPoint templates, Google Slides themes, diagrams, and infographics.

Microsoft Safety Scanner runs a manual malware scan on Windows and can reverse changes made by identified threats.

This site publishes Linux game news and reviews, with additional coverage of SteamOS and Steam Deck.

NASA+ streams videos about NASA topics, missions, and space exploration.

AMBCrypto publishes cryptocurrency news and information on Bitcoin, altcoins, Bitcoin Cash, and mining.

NASA’s Image and Video Library combines searchable imagery and video with downloads and associated metadata.

Wikipedia compares webmail providers and describes their features and services.

Piascore provides a sheet music reader for iPad, with free content and optional in-app purchases.

Use GitHub from a terminal with GitHub CLI, an open-source command-line tool for repository tasks.

The Internet Archive title describes a digital library with borrowable books, movies, music, and the Wayback Machine.

PubChem lets users search chemical information by name, molecular formula, structure and other identifiers.

Docker documentation explains how to install Docker on Mac, Linux, and Windows and introduces its container development platform.

Play the number-merging puzzle 2048 in your browser through DuckDuckGo’s game page.