Libera.Date.Api is a high-precision date calculation engine designed to streamline business logic for global applications. Its core strength lies in its advanced Working Days System, which accurately calculates business days by automatically excluding weekends and public holidays for multiple countries (including 100 countries). Beyond simple duration checks, the API offers intelligent scheduling tools like finding the nearest available working day, analyzing date ranges for non-working intervals, and distinguishing between standard weekends and legal holidays. Whether you are computing SLAs, planning delivery windows, or building HR rosters, Libera.Date.Api ensures your dates align with real-world business calendars.

Retrieve open, close, and after-hours prices for a stock symbol on a specified date using an API.

Count working days between two dates or add business days to a date, skipping weekends and public holidays of 100+ countries and regions.

Unlock deep insights into commerce trends with BizBuySell Market API for strategic growth.

Accurate business-day, holiday, and scheduling math for major countries and their subdivisions — without maintaining a single holiday calendar yourself. Add or subtract working days, check if a date is a business day, find the next valid date, or count working days between two dates, with full support for regional subdivisions, custom weekends, and your own blackout dates. One simple GET call, instant JSON.

Enhance your scheduling with the Smart API, designed to simplify date and business day calculations with intelligence.

Trust our Reliable API for consistent date and business day calculations, ensuring you never miss a deadline again.

Engineering-grade API for rapid solar, battery, diesel hybrid feasibility, financial modelling and lender-ready project screening across African commercial & industrial markets.

The Global API delivers seamless date and business day calculations worldwide, catering to international business needs.

Get precise results every time with our Accurate API for calculating dates and business days—perfect for business professionals.

Look up public holidays for 55 countries, calculate business day deadlines, find the next business day, export holidays to iCal, and more — all backed by versioned JSON data with no external dependencies at runtime. Covers 55 countries across Africa, Americas, Asia, Europe and Oceania for years 2024 to 2027.

Lender-grade solar+BESS pre-feasibility for African C&I. IRR, DSCR, sensitivity, carbon credits.

Effortlessly extract valuable BizBuySell listings data to drive your acquisitions strategy and market analysis.

Obtain business hours and social profile data to keep your customers informed and engaged.

Calculates business days, SLA due dates, holiday-aware deadlines, skipped weekends and holidays, business hours, and business-time durations.

Optimize financing with our Financial Modelling API tailored for hybrid solar and diesel systems.

Gain confidence with our Lender-Ready Financial Modelling API for seamless hybrid project financing.

Ensure rigorous assessments with our Engineering-Grade Hybrid Solar Feasibility API tailored for Africa.

Analyze battery and diesel feasibility in Africa effectively with our dedicated analysis API.

Assess your hybrid solar project's viability in Africa swiftly with our Rapid Hybrid Solar Feasibility API.

Enhance energy efficiency in African industries with our hybrid solar energy modeling API.

Discover solar project potential in African commercial markets using our Solar Project Screening API.

Streamline your C&I projects with our African C&I Project Screening Hybrid Solar API for optimal outcomes.

Calculate business days accurately while accessing global holiday data to optimize your workflows.

Ensure timely project deliveries with the SLA Deadline Calculator, using global holidays for precise deadline calculations.