📦 Science & Math

Multiple astronomy data sources · No authentication required · HTTPS supported · CORS not supported

Curated research-sharing platform: physics, mathematics, quantitative finance, and economics · No authentication required · HTTPS supported · CORS not supported

Render LaTeX equations in PNG, GIF, SVG, EMF, PDF, JSON, or download formats with styling options · No authentication required · HTTPS supported · CORS not supported

Access the world's Open Access research papers · Authentication: `apiKey` · HTTPS supported · CORS not supported

Global Biodiversity Information Facility · No authentication required · HTTPS supported · CORS enabled

Access millions of museum specimens from organizations around the world · No authentication required · HTTPS supported · CORS not supported

High Energy Physics info. system · No authentication required · HTTPS supported · CORS not supported

Check if a number is even · No authentication required · HTTPS supported · CORS not supported

ISRO Space Crafts Information · No authentication required · HTTPS supported · CORS not supported

Integrated Taxonomic Information System · No authentication required · HTTPS supported · CORS not supported

Spaceflight launches and events database · No authentication required · HTTPS supported · CORS enabled

Curated experimental data for materials science · Authentication: `apiKey` · HTTPS supported · CORS not supported

Asterank.com Information · No authentication required · HTTP only · CORS not supported

NASA data, including imagery · No authentication required · HTTPS supported · CORS not supported

NASA Astrophysics Data System · Authentication: `OAuth` · HTTPS supported · CORS enabled

Symbolic and Arithmetic Math Calculator · No authentication required · HTTPS supported · CORS not supported