Government Data APIs

Open data, public holidays, company records, and whole-of-government APIs from data.gov.sg to APEX.

6 APIs in this category

ACRA Corporate Entity Information

ACRA via data.gov.sg

Government

Registered entity records from ACRA (UEN, entity name, type, status, registration date, registered address) published as open datasets, split alphabetically. Enables free UEN and company-name lookups.

Government DataNo authfree

APEX (api.gov.sg Gateway)

GovTech Singapore

Government

The whole-of-government API gateway through which agencies publish APIs (including ACRA BizFile, CPF and other agency services) to other agencies and approved businesses. Discovery and onboarding surface for gov APIs that are not on data.gov.sg.

Government DataRestrictedcontact

IRAS API Marketplace

Inland Revenue Authority of Singapore (IRAS)

Government

IRAS's developer portal exposing tax-related APIs such as GST Registered Business Search, Stamp Duty Calculator, and filing APIs for payroll (AIS) and corporate tax software. Public lookup APIs are self-serve; filing APIs require onboarding.

Government DataAPI keyfree

Singapore Public Holidays

Ministry of Manpower via data.gov.sg

Government

Official gazetted public holidays per calendar year as simple date, day and holiday-name records. One small dataset per year, published by MOM.

Government DataNo authfree

data.gov.sg Datastore Search API

GovTech / data.gov.sg

Government

Generic query API over thousands of Singapore government datasets: pass any dataset's resource id to get filtered, paginated JSON records. One API shape unlocks the whole data.gov.sg catalogue.

Government DataNo authfree

Handshakes API

Handshakes (DC Frontiers)

Commercial

Singapore corporate-intelligence API exposing official registry data (including ACRA-sourced Singapore company information) as entity searches, registry/financial/litigation reports and relationship graphs. Used for KYC/KYB customer due diligence, lead generation and vendor risk mapping, with output in JSON, XML or PDF.

Government DataTokencontact