Popular Websites

altern.ai catalogs AI tools and agents with curated lists, categories, and alternatives.

The Neutron Monitor Database provides real-time and historical measurements from neutron monitor stations around the world.

The Worldwide Protein Data Bank manages the public archive of 3D structures for proteins, nucleic acids, and complex assemblies.

Search World Mobile Chain blockchain data by transaction, address, token, or block in this Blockscout explorer.

The University of Lancashire offers foundation, undergraduate and postgraduate study across its Preston, Burnley, Cumbria and Cyprus campuses.

Val de Cher Controis's intercommunal authority provides an open data portal for its public information.

Polarr offers photo and video filters and editing tools on web and mobile.

YARG provides a free open source rhythm game maintained by its community.

Neanderthal provides native matrix and linear algebra operations for Clojure.

This Airtable list collects more than 280 websites for submitting a startup, with usage guidance from the Rocket Labs team.

The Netherlands’ research portal lets visitors search medical research and register, submit, or manage studies involving human participants.

This site explains machine learning operations, commonly shortened to MLOps.

CrystalSound provides noise cancellation, screen recording, and meeting-minute tools for online calls.

Store, generate, and organize one-time password codes with 2FAuth, a self-hosted manager for individuals and teams.

La Civiltà Cattolica publishes cultural essays on religion and society; the review was founded in 1850.

Coloring.app turns photos and text prompts into printable AI coloring pages and custom coloring books.

Vaizdopamokos offers free video lessons by school grade and subject in Lithuanian.

AudioPen transcribes voice notes and rewrites them as clear text in a style chosen by the user.

Tandem helps people find language partners for practicing by chatting.

deskto.ps is a gallery of annotated desktop screenshots shared by users.

The CUNY Graduate School of Public Health and Health Policy works through teaching, research and service.

Parcha’s original product line has retired as the company transitions to Grep AI for high-stakes decision research.

The Archaeological Map of the Czech Republic provides a digital archive of archaeological records and sites.

Marblism offers AI employees for inbox, social media, SEO, calls, and lead generation tasks.