Gattera

Amazon API Gateway handles all the tasks involved in accepting and processing up to hundreds of thousands of concurrent API calls, including traffic management, authorization and access control, monitoring, and API version management.

Kong is a scalable, open source API Layer (also known as an API Gateway, or API Middleware). Kong controls layer 4 and 7 traffic and is extended through Plugins, which provide extra functionality and services beyond the core platform.

Spark is a Laravel package that provides scaffolding for all of the stuff you don't want to code. Subscription billing? We got that. Invoices? No problem.

Map services to arbitrary URLs in a single, declarative YAML file. Configure routes with CORS support, circuit breakers, timeouts, and more. Replace your Kubernetes ingress controller. Route gRPC, WebSockets, or HTTP.

Today's innovative enterprises are adopting API architectures to accelerate growth. Streamline your work across hybrid and multi-cloud environments with a single place for managing all your APIs.

Tyk is a leading Open Source API Gateway and Management Platform, featuring an API gateway, analytics, developer portal and dashboard. We power billions of transactions for thousands of innovative organisations.

API Umbrella is a proxy that sits in front of your APIs. It can seamlessly add common functionality like api keys, rate limiting, and analytics to any API.

Adapt, innovate and thrive with more value from every transaction flowing through your business. You deserve more than plain old payments. Our super-connected technology makes them seamless and so much more. Get faster, more reliable transactions. Higher conversions. Unbeatable insight and flexibility. So you can delight your customers and unlock new revenue streams.

Build a winning API platform with instant, meaningful visibility into API usage and customer adoption

It has helped thousands of businesses in Indonesia with a secure and convenient online payment system. It is compatible with various APIs and plug-ins for an easy integration process.

It is a connector between your Stripe and Xero accounts. It runs in the background, automatically importing your Stripe sales, refunds and fees into Xero.

It is an open-source platform to invoice, track payments, expenses, and time billable tasks for clients. Less time working, more time living. Create. Send. Get Paid.

It makes it super easy to understand what’s going on with your APIs and the apps that use them. You can add it to any API using one of our SDKs for PHP, Laravel, .NET, Node, Ruby and Python. Once you add our SDK out of the box you get: real time API monitoring and logging, error tracking, automatically generated documentation, quality scoring and analytics. Essentially you get all the tools you need to build and ship APIs with ease. Treblle isn’t built just for back-end and API developers. You can invite team members to you project and they all get the same features.

Servicebot is the Stripe Billing UI toolkit to scale your subscription business. Provide your customers with beautiful Pricing Pages, Signup Forms, and Subscription Management Portals.

It is simplifying cross-border payouts for online marketplaces, share economy, crowdsourcing, affiliate platforms, app stores, and crowdfunding platforms. Make payouts to your independent contractors, affiliates and suppliers anywhere in the world in 150+ currencies through our payouts-as-a-service platform. We offer a powerful API or you can use batch files through our dashboard portal. Recipients have the choice of how they want to receive their funds and in which currency: direct to their own bank account, credit card, prepaid card, cash pick-up, check, paypal + other options.

It enables you to provide secure access to your backend services through a well-defined REST API that is consistent across all of your services, regardless of the service implementation. Clients consume your REST APIS to implement standalone apps for a mobile device or tablet, through apps running in a browser, or through any other type of app that can make a request to an HTTP endpoint.

It is a payment switch software that facilitates communication between multiple payment providers to process payments in the most efficient way possible.

It is the ultimate Software as a Service starter kit built with Laravel. It has been rewritten and open-sourced. This project will allow you to create your own Software as a Service in record time.

It is a non-custodial crypto payment gateway that lets you accept payments in 100+ cryptocurrencies, with auto coin conversion available.

It is the drop-in cancellation flow that prevents churn, automatically. Use targeted offers to save customers and capture feedback to make informed product, pricing and remarketing decisions.

Pay and get paid faster with better service and lower costs. Send global mass payments by API, send quick direct-to-bank payouts online, & get paid via local bank transfers from U.S. clients.

One simple link for all your payment methods. Create your professional payment page in under 60 seconds. Accept PayPal, Venmo, Cash App, Stripe, and more. Free forever.

Create professional invoices in minutes. Perfect for remote developers, freelance contractors, and digital nomads. Export to PDF instantly and get paid faster.

Billing platform for modern pricing

Crypoverse is a cutting-edge crypto payment gateway integration platform designed to help online businesses, eCommerce stores, SaaS platforms, and digital enterprises seamlessly accept cryptocurrency payments.

PayTraQer simplifies e-commerce bookkeeping and payment reconciliation. Automate accounting with QuickBooks, Xero, and top payment platforms with ease.

Automate billing processes, manage subscriptions and gain insights with UniBee's open-source billing and payment management software.

It enables Web3 businesses to accept blockchain payments and fiat payments using a powerful suite of APIs that work on multiple networks and currencies.

It connects you to multiple payment processors to embrace diversity. It improves payment success rates and reduces payment costs, ops & dev efforts. Built on Rust as an open-source product.

It's more than a QR Code!! Give your customers a unique experience. Your contactless solution: scan the QR code, order, and pay from your mobile. It's that simple.

It is a payment toolkit for creators. It empowers creators and freelancers to convert their passion into income, and start accepting payment easily with a personally branded Pay Me page.