List of the Top 3 Financial Data APIs Software for Linux in 2025

Finicity's open banking platform simplifies the integration of your customers' financial data into your application or service. This innovative platform is utilized globally by leading organizations aiming to enhance financial experiences for their clientele. The quality of your experience hinges on the integrity of the data, which has proven reliable in the most challenging markets. With straightforward coding to endpoints, you can test data efficiently and connect seamlessly to Finicity’s open banking infrastructure, ensuring robust API coverage for banks, credit unions, and payroll providers. Our comprehensive suite of APIs makes it convenient to access the essential data required to drive your products forward, offering a streamlined solution for financial integration.

One provider, one unified platform: To obtain customized solutions, you can avoid the complications of dealing with several vendors. United Fintech serves as the platform that integrates all these components seamlessly. Faster onboarding and comprehensive digitization Say goodbye to outdated legacy systems and protracted onboarding processes. We combine innovative products while minimizing regulatory challenges and expediting onboarding durations, ensuring a smoother transition for users.

Exegy’s Software Market Data System (SMDS) features a streamlined API that delivers timely and actionable market data events crucial for trading applications, while also reducing overall ownership costs. This cutting-edge feed handling solution guarantees ultra-low latency and provides normalized access to over 300 trading venues, addressing all primary asset classes on a global scale. As the demand for market data escalates and the financial landscape shifts, Exegy’s SMDS is equipped to tackle these evolving challenges efficiently. The system is offered through a single, high-performance API that is both adaptable and integrated. By standardizing all content according to Exegy’s Market Data Model, it significantly decreases the time clients need to integrate additional markets and manage the intricacies of various venues. Moreover, the system facilitates robust book building for both price and order books, allowing users to construct composite order books that deliver a comprehensive view of liquidity across different venues. This comprehensive methodology not only streamlines data access but also enhances traders' ability to make well-informed decisions in a competitive market environment. Ultimately, Exegy’s SMDS stands out as a vital tool for modern trading strategies.