Public SPK web services published through the official Swagger spec, covering institution lists, public companies, administrative sanctions, and statistics.
Other APIs in the same category usable from Türkiye.
Fed Treasury
Fed Treasury exposes official debt and fiscal datasets from the U.S. Treasury Fiscal Data service.
Portfolio Optimizer
Portfolio Optimizer exposes no-auth financial optimization endpoints that return portfolio weights.
DenizBank API (Sandbox)
DenizBank's EU PSD2 sandbox environment for test API access.
SEC EDGAR Data
SEC EDGAR Data exposes official SEC EDGAR APIs for U.S. public company filings and company metadata.
TradeWise Developer API
TradeWise developer API for account, order, and symbol list operations with API key → JWT flow.
Ziraat Katılım API
Provides API services via the Ziraat Katılım developer portal.
Public test lab configuration summary for this API.
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