The 3D Bin Packing problem is a classic combinatorial optimization problem that has wide applications in logistics, warehousing, transportation, and many other fields. Its core is to reasonably pack a series of three-dimensional items (boxes) of various sizes into a limited number of three-dimensional containers (boxes, cargo containers, etc.), with the typical goal of minimizing the number of containers used or maximizing the utilization rate of containers while satisfying various constraints.

This API will help you tag different parts of any speech provided. Tags the provided text with parts of speech (such as nouns, verbs, adjectives, adverbs, etc.)

The Location Proximity Calculator API accurately computes distances between two Earth points, enabling functionalities like navigation and logistics optimization.

Widget API to calculate Geo Coordinates, Geo Fences and Sky, Sun, Moon, Eclipse information.

The Weather Channel API (Unofficial) API for Precise Weather Data

The Location Boundaries API is a tool that uses HTTP POST requests to retrieve location boundaries. It enables users to obtain information on the boundaries of a specific location, including those it is a part of and those it encompasses. This API is useful for a variety of applications, including location-based services, geographic analysis, and demographic research.

Affordable Places API powered by Overture Maps. Find nearby places by coordinates, filter by category, get contact details — at 100x lower cost than Google Places. No usage surprises, predictable flat-rate plans. Perfect for startups and indie developers.

A globally usable mortgage and loan calculator supporting multiple currencies. Covers monthly repayments, full amortisation schedules, affordability reverse-calculation, early repayment savings, side-by-side comparison, total cost of ownership, APR, debt-to-income ratio, stamp duty estimates, refinance break-even, balloon payments, interest-only periods, loan consolidation, and biweekly payment options. Pure maths — no external data sources. Pass any currency code (USD, GBP, EUR, ZAR, AUD, etc.) for localised display.

Search for places by text or proximity. Provides detailed information for over 150 million places and points of interest.

Historical Metal Market API provides instant and past pricing for precious and industrial metals. Supports integration with apps, tools, and financial software.

Global Metals Rates API delivers up-to-date and past metal prices like gold, silver, and copper—ideal for financial apps, dashboards, and market analysis.

Get accurate live and historical rates for gold, silver, copper, and others. A powerful API built for traders, analysts, and finance professionals.

EU-Compliance: Digital Product Passport (DPP) Immutable QR Engine. Guaranteed 10-year URL persistence for Textile and Battery ESPR mandates (March 2026). High-error-correction QR generation optimized for industrial label printing. Frankfurt (EU-Central) data residency.

Compare self-storage unit prices across the US. Search by city and state to find storage facilities with real-time pricing, unit sizes, and availability from SelfStorage.com.

Explore the phases of the moon with Horoscope Information API for enhanced planning.

The Location Proximity Analyzer API precisely determines the distance between two geographic points on Earth, supporting applications such as navigation and logistics planning.

Access metal prices anytime with this API—real-time and historical data for gold, silver, copper, and more. Simple setup, detailed responses.

Extract vital time zone overlap information seamlessly to improve cross-region coordination and connection.

Capture essential time zone overlap data effortlessly to enhance global collaboration and scheduling accuracy.

Quickly retrieve comprehensive time zone overlap data for precise planning and effective communication.

Easily identify overlapping time zones to streamline scheduling across different regions with our API.

Fast, reliable Singapore address lookup and reverse geocoding for your apps

Viewport or full page - Fast, reliable, and developer-smart - CSS ignore & custom delay options.

Track global metal prices in real-time or historically with this API. Supports key metals like gold, silver, platinum, and more. Reliable and easy to integrate.

The Place Search and Geocoding API simplifies geospatial data retrieval, offering precise location information for diverse applications.