Linear Algebra Done Right provides the text and resources for Sheldon Axler's fourth edition on linear algebra.
New Websites
The latest websites and tools added to the directory.
L’Architecture d’Aujourd’hui is an architecture review founded in 1930, with editorial coverage of buildings and design.
MyLanguages lists 94 free language courses with vocabulary, grammar, audio, and practical study guides.
GetSound.Ai provides focus and background music for studying and work, with desktop applications for listening.
radio.net provides online access to radio stations from around the world.
Snowify streams audio from YouTube Music through an Electron desktop player.
Deploy and host frontend or full-stack applications on Nept, a cloud platform with GitHub, Docker, domains, databases, and CLI tools.
Run Google Lighthouse audits automatically in GitHub Actions, with support for repeated audits and Slack notifications.
Tad views and analyzes CSV and Parquet files, SQLite databases, and DuckDB databases, including large files.
Berkeleyside covers local news in Berkeley, including public safety, politics, food, real estate, education and development.
EasyCaptures provides image hosting software for uploading images and capturing screenshots from screens or web pages.
Bloomberg publishes business and markets news, data, analysis and video, including coverage from Businessweek and Bloomberg News.
Modern Computer Science Curriculum organizes learning topics including programming, mathematics, and algorithms.
Resize app icons to required resolutions for iOS, Android, and Watch using this web-based icon resizing service.
Generate headshots from uploaded photos with Upmock's AI headshot tool for online profiles.
Little Village publishes community and local news, with coverage of Iowa politics, culture, and regional affairs.
Build native apps for mobile, web, desktop, and embedded targets from a shared C# and XAML codebase with Uno Platform.
Mattermost provides a collaboration platform for integrating people, processes, tools, and AI infrastructure.
Nippon Medical School shares information about medical education, research, its graduate school and affiliated hospitals.
Yuque provides online document editing and collaboration, with tools for company document centers and team knowledge bases.
Andy is an autonomous AI agent that builds search APIs, simulation tools, AI infrastructure, and other tools.
The YouTube No Translation extension changes translation display so videos stay in their original language when viewed in a browser.
Poppy AI helps creators find content ideas and hooks, study examples, and develop drafts in their own voice.
The University of Helsinki's academic community includes 40,000 students and researchers, with work in education and research.

















