Pubchem Scraper — No Login, $1.86/1k

PubChem Compound Scraper - Chemical & Drug Data API

pink_comic/pubchem-compound-search

Scrape NIH PubChem chemical compound data by name, formula, SMILES, or CID. Get molecular weight, IUPAC, InChI, SMILES, XLogP, synonyms, and drug data for pharma, toxicology, and R&D workflows.

PubChem Compounds Scraper - Chemical Properties

benthepythondev/pubchem-compounds-scraper

Look up public PubChem compounds by name and export CID, title, molecular formula, molecular weight, connectivity SMILES and source URL.

Look up PubChem compounds by name or CID and return normalized identifiers, molecular formula, weight, SMILES, InChI, synonyms, and PubChem URLs via the public PUG REST API.

Search and extract biomedical research papers from PubMed (NCBI). Filter by keyword, journal, author, or date range. Returns paper title, authors, journal, publication date, DOI, and citation count. Free NCBI API — no authentication required.

PubChem Compound Lookup — Chemistry API for Pharma R&D

azureblue/pubchem-compound-scraper

Look up chemical compounds in PubChem by name. Returns CID, molecular formula, weight, SMILES, InChI, IUPAC name, physicochemical properties, description and synonyms.

Extract stories, jobs, Ask HN, and Show HN posts from Hacker News. Get top stories, best stories, job listings, or search by keyword. Returns title, URL, score, comment count, author, and timestamp. Free API — no authentication required.

Extract GitHub repository data including trending repos, search results, and contributor lists. Get stars, forks, language, topics, license, and activity dates. No authentication required for public data — optional GitHub token for higher rate limits.

Find word relationships using the free Datamuse API. Query synonyms, antonyms, rhymes, sounds-like, spelled-like, and more. No API key required.

Search US patents via PatentsView API. Filter by keyword, company, CPC classification, and date. Returns patent details, inventors, assignees, and abstracts. Free.

Search cocktail recipes from TheCocktailDB by drink name or ingredient. Returns ingredients, measurements, instructions, and images. No auth required.