Top RESTFUL GitHub Repositories & Tools (2026)

Open source, composable payments platform | PCI compliant | SaaS and Self-host options | Enables connectivity to multiple payment, payout, fraud, vault and tokenization providers | Uplifts authorization with intelligent routing and revenue recovery | Reduce payment processing costs with cost observability | Reduces payment ops with reconciliation

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

gRPC to JSON proxy generator following the gRPC HTTP spec

Headless open-source eCommerce platform on top of PHP/Symfony/API Platform

PHP Curl Class makes it easy to send HTTP requests and integrate with web APIs

WarpDrive is the lightweight data library for ambitious web apps — universal, typed, reactive, and ready to scale.

Laravel API for Ai Agents and humans.

Template for REST API using Gin framework, PostgreSQL database, JWT authentication, Redis cache, MongoDB for logging, domain event publishing to Kafka

A RESTful framework built on top of light-4j with both Swagger 2.0 and OpenAPI 3.0 supports

The java implementation of Apache Dubbo. An RPC and microservice framework.

Modern REST framework for Django with types and async support!