Libraries tagged by rates API

Real-time USPS shipping rates at Magento 2 checkout using USPS REST API v3. Secure OAuth2 authentication replacing legacy USPS Web Tools integrations. Built-in rate caching improves checkout speed and reduces API calls. Supports Ground Advantage, Priority Mail, Express, and First-Class services. Includes admin Test Connection and Test Rate tools plus optional debug logging

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Modern, performance-driven TYPO3 API framework with attribute-based routing and endpoint metadata, multi-API/multi-version setup, tenant-aware request context, OpenAPI 3 generation with Swagger UI and CLI export, MCP/Model Context Protocol tool exposure over JSON-RPC and Streamable HTTP, token/user/backend authentication (opaque bearer + JWT + FE/BE contexts), scope enforcement, auto-CRUD resource registration via TCA/DataHandler, built-in response caching, rate limiting, structured request/response logging with redaction, backend dashboards for APIs/tokens/endpoints/rate-limits/logs, and optional legacy sg_rest compatibility.

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A package to create a GraphQL API with MySQL, JWT Authentication, and Rate Limiting

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Rates in Checkout implementation for DHL Express API

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Rates in Checkout implementation for DHL Express API

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Laravel Exchange Rate service.

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PHP SDK for the YEB VAT API. Calculate VAT, list countries and get tax rates.

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PHP UPS API. Based on gabrielbull/ups-api

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PHP UPS API

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WiseAdmin API 快速开发工具包 — 提供限流、签名验证、JWT 鉴权、统一响应格式、调试面板与 API 日志记录能力

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Build the best experience of digital signature through your own platform. Increase your conversion rates, leverage your data and reduce your costs with Yousign API.

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REST API authentication for Nette Framework. Token auth, rate limiting, refresh tokens, CORS and scopes - zero boilerplate.

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A lightweight, flexible rate-limiting library for PHP. Manage access limits by user, IP, or custom keys with support for sliding and fixed windows. Compatible with Redis, MySQL, and file-based storage. Ideal for controlling API usage and preventing abuse.

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Real-time UPS shipping rates in Magento 2 cart/checkout via the official UPS REST Rating API. Secure UPS OAuth authentication with sandbox + production credential support. Supports negotiated rates, allowed UPS services, handling fee/rules, and country restrictions.

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Real-time FedEx shipping rates in Magento checkout using the FedEx REST API. Secure OAuth2 authentication with sandbox and production credential support. Supports negotiated account rates and list rates from one carrier configuration. Controls for allowed services, pickup type, and transit-time display. Built for large catalogs with shared dimensional-weight calculation.

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