Search the NCBI Genetic Testing Registry and return matching UIDs for query {q} via E-utilities. Query: ?q= Returns JSON.

Search NCBI MedGen medical genetics concepts and return matching UIDs for query {q} via E-utilities. Query: ?q= Returns JSON.

Search the NCBI NLM Catalog journal/resource database and return matching UIDs for query {q} via E-utilities. Query: ?q= Returns JSON.

Search NCBI Nucleotide (GenBank) and return matching UIDs for query {q} via E-utilities. Query: ?q= Returns JSON.

Search the NCBI OMIM (Online Mendelian Inheritance in Man) genetic-disorder database and return matching UIDs for query {q} via E-utilities. Query: ?q= Returns JSON.

Search the NCBI PubChem Compound chemical database and return matching UIDs for query {q} via E-utilities. Query: ?q= Returns JSON.

Search the NCBI PubChem Substance database and return matching UIDs for query {q} via E-utilities. Query: ?q= Returns JSON.

Search PubMed Central full-text articles and return matching UIDs for query {q} via E-utilities. Query: ?q= Returns JSON.

Search the NCBI Protein database and return matching UIDs for query {q} via E-utilities. Query: ?q= Returns JSON.

Search the NCBI Protein Clusters database and return matching UIDs for query {q} via E-utilities. Query: ?q= Returns JSON.

Search PubMed and return matching article UIDs for query {q} via NCBI E-utilities. Query: ?q= Returns JSON.

Search the NCBI Sequence Read Archive and return matching UIDs for query {q} via E-utilities. Query: ?q= Returns JSON.

Search the NCBI Structure (MMDB) database and return matching UIDs for query {q} via E-utilities. Query: ?q= Returns JSON.

Search the NCBI Taxonomy database and return matching taxon UIDs for query {q} via E-utilities. Query: ?q= Returns JSON.

Dutch national vehicle registry (RDW) core registration data by licence plate (kenteken) Query: ?kenteken= Returns JSON.

Dutch national vehicle registry (RDW) fuel and emissions data by licence plate (kenteken) Query: ?kenteken= Returns JSON.

Locations and details of every nextbike docking station in Bergamo, Italy; live station directory, no params. Returns JSON.

Live bikes available and open docks at every nextbike station in Bergamo, Italy, updated in real time; no params. Returns JSON.

Locations and details of every nextbike docking station in Hannover, Germany; live station directory, no params. Returns JSON.

Live bikes available and open docks at every nextbike station in Hannover, Germany, updated in real time; no params. Returns JSON.

Locations and details of every nextbike docking station in Leipzig, Germany; live station directory, no params. Returns JSON.

Live bikes available and open docks at every nextbike station in Leipzig, Germany, updated in real time; no params. Returns JSON.

NHL: current central-scouting draft prospect rankings - player, position, amateur club and league. Query: ?q= Returns JSON.

Current-week NHL games with teams, venue and state. No params. Returns JSON.

Current NHL standings with points, wins, losses and games played per team. No params. Returns JSON.

NHL: current league standings - team, conference, wins, losses, points. Query: ?q= Returns JSON.

Nobel laureates matching a name query, with prize category and year; q = name (e.g. curie). Query: ?q= Returns JSON.

All Nobel Prizes awarded in a given year with category and first laureate; q = year (e.g. 2020). Query: ?q= Returns JSON.

Last-month npm download count for package {q}. Query: ?q= Returns JSON.

Total downloads for an npm package over the last month, from the npm downloads API. Param is the package name. Query: ?pkg= Returns JSON.

Latest version, license, description, homepage and dependencies for any npm package, from the npm registry. Query: ?pkg= Returns JSON.

Search the NuGet gallery for .NET packages with download counts (param q = query). Query: ?q= Returns JSON.

Search the NVD Common Platform Enumeration dictionary for products matching a keyword {q}. Query: ?q= Returns JSON.

All currently active National Weather Service alerts across the US (no params). Returns JSON.

List of all National Weather Service alert event type names (no params). Returns JSON.

National Weather Service glossary of meteorological terms and definitions (no params). Returns JSON.

Catalog of all National Weather Service text product types with code and name (no params). Returns JSON.

Search Open Food Facts for food products matching the additive tag (e.g. e330) {q}, returning product records. Query: ?q= Returns JSON.

Search Open Food Facts for food products matching the category tag {q}, returning product records. Query: ?q= Returns JSON.

Search Open Food Facts for food products matching the store tag {q}, returning product records. Query: ?q= Returns JSON.

Latest official exchange rate in local currency units per US dollar across every country. Returns JSON.

Omaha, Nebraska (Heartland B-cycle / Heartland Bike Share) live docking-station locations — station name, address and coordinates. Param q reserved (returns all stations). Query: ?q= Returns JSON.

Search the Open VSX (VS Code / VSCodium) extension marketplace for {q}. Query: ?q= Returns JSON.

Search open-license D&D armor by keyword with category and armor class (param q). Query: ?q= Returns JSON.

Search open-license D&D character backgrounds by keyword with skill proficiencies (param q). Query: ?q= Returns JSON.

Search Open5e's D&D 5e character classes by name {q}, with class features text. Query: ?q= Returns JSON.

Look up D&D 5e conditions by name {q} with rules text from Open5e. Query: ?q= Returns JSON.

Search the open-license game documents indexed by Open5e by keyword {q}, with licenses and links. Query: ?q= Returns JSON.

Search Open5e's D&D 5e feats by name {q}, with prerequisites and effects. Query: ?q= Returns JSON.

Search open-license D&D magic items by keyword with type and rarity (param q). Query: ?q= Returns JSON.