Web

Transfer data with URLs using curl, a command-line tool and library documented on its project site.

CryptoPals offers cryptography challenges organized into sets, beginning with foundational exercises.

Bestiary provides manuscripts, encyclopedia entries, and bibliography about animals and bestiary traditions.

TwoMorrows Publishing produces Alter Ego, a comics magazine; its site also lists books, bundles and digital publications.

Japan's National Diet Library Web Archiving Project regularly collects and preserves websites published in Japan.

donjon offers random generators for Dungeons & Dragons and other tabletop role-playing games.

Elai.io generates training videos featuring AI avatars for business and learning content.

Play Bonk.io through the official site, which hosts its multiplayer browser game.

CallTrack combines call tracking and analytics with AI tools for managing inbound calls and marketing campaigns.

Hive provides APIs for pre-trained AI models for content understanding, search, and generation across text, image, video, and audio.

Veto publishes student and local reporting, including coverage of Leuven Pride and university funding issues.

Hacker101 offers a free web security class with lessons and Capture the Flag challenges.

ATLauncher provides Minecraft modpacks to choose from, with downloads and pack information on its website.

The Creative Market Telegram channel shares templates for social media, product mockups, and presentations.

AidData researches development investments with granular data to help assess who funds what, where and with what effects.

Millennium supports creating and managing Steam client modifications through an open source, low-code framework.

Progress notes, intake notes and treatment plans magically appear when you.

JobQuest creates targeted resumes with AI, checks resume scores for desired roles, and searches for matching jobs.

Radix UI provides accessible React components, icons, and colors for building user interfaces.

Learn how to build arcade controls with the Build Your Own Arcade Controls FAQ.

Shoeboxed scans receipts and tracks mileage to organize expenses, prepare taxes, and support deductions.

Angstrom sequences transactions at the application level on its decentralized exchange, directing value toward swappers and liquidity providers.

Open Data Pakistan lets visitors find, explore, and reuse datasets across topics including agriculture, cities, connectivity, and demographics.

Pageflows collects recorded user flows, app screens, and interface patterns for UX research and design.