API ATLAS

Science & Research: 63 free APIs

Physics, chemistry, space, academic search and research datasets. Every record below links to its own documentation page.

Listed
63
No auth needed
52
Full profiles
1

APIs in this category

63 of 63
iQualify Management API The iQualify API offers management responses for building learning experiences using your iQualify instance data. Once you’ve registered with iQualify, you can request an API access token by navigating to the API access section of the "Account Settings" area. Find out how to Request your API access token on our Knowledge base. All endpoints are only accessible via https and are located at api.iqualify.com. For instance: you can find your current offerings by accessing the following URL: https://api.iqualify.com/v1/offerings/current
CodeCogs Render LaTeX equations in PNG, GIF, SVG, EMF, PDF, JSON, or download formats with styling options
Open Ephemeris Sub-arcsecond planetary positions, natal charts, transits, and Human Design from NASA JPL DE440
arXiv Curated research-sharing platform: physics, mathematics, quantitative finance, and economics
Numbers Number of the day, random number, number facts and anything else you want to do with numbers
Remote Calc Decodes base64 encoding and parses it to return a solution to the calculation in JSON
OrbitalWiki Catalog of 16,000+ satellites merging CelesTrak, GCAT, Wikidata; free tier included
CycleCalcs Interpreted astronomy: sun and moon times, moon phases, planets, eclipses, seasons
Tallytopia Calculators for finance, health, math, space and sports with step-by-step results
Oliver's mTOR Atlas Curated mTOR research: studies by evidence type, pathway claims, open questions
iNaturalist Citizen-science wildlife observations with species identification and mapping
OpenAlex Open catalog of scholarly works, authors, institutions, sources, and concepts
Europe PMC Life-science literature search with abstracts, citations and full-text links
Times Adder With this API you can add each of the times introduced in the array sended
Chempirical Chemical compounds with physical data, reactions and substructure search
DataCite Search and retrieve DOI metadata for research datasets and publications
iDigBio Access millions of museum specimens from organizations around the world
Unpaywall Open-access status and legal full-text links for scholarly articles
SHARE A free, open, dataset about research and scholarly activities
Ocean Facts Facts pertaining to the physical science of Oceanography
OBIS Global marine species occurrence and distribution data
ENA Nucleotide sequences, genomes and raw reads archive
WoRMS Marine species taxonomy, synonyms and distributions
SpaceX GraphQL, Company, Ships, launchpad and launch data
Macrostrat Geologic maps, rock columns and stratigraphy data
MathJS Evaluate math expressions via GET or POST as JSON
SatNOGS Satellite observations from open ground stations
CORE Access the world's Open Access research papers
RCSB PDB 3D structures of proteins and nucleic acids
SpaceX Company, vehicle, launchpad and launch data
Noctua REST API used to access NoctuaSky features
Botlero Sourced, quoted specs for humanoid robots
GBIF Global Biodiversity Information Facility
KEGG Genes, pathways, compounds and reactions
ITIS Integrated Taxonomic Information System
Newton Symbolic and Arithmetic Math Calculator
xMath Random mathematical expressions
ISRO ISRO Space Crafts Information
NASA NASA data, including imagery
TLE Satellite information

Rows marked ↗ have no reference page of their own — the source registry did not provide enough to write one — so they link straight to the provider's documentation.

Authentication

How the 63 records in this category authenticate callers. Values come straight from the source registries; records the sources do not describe are counted as unknown rather than guessed.

  • No authentication 52
  • API key 7
  • Unknown 2
  • Token 1
  • OAuth 1

Also in Science & Research: 79 MCP servers

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