Results for “payments”

Treasury Prime

Banking-as-a-service API connecting fintechs and platforms to a network of US sponsor banks, for launching accounts, cards and payments without becoming a bank.

Agentcard

Issues single-use virtual Visa cards for AI agents, so an agent can autonomously pay for something within a strict spending limit that closes automatically after one charge.

Rainforest Pay

Payment processing that a software company can build directly into its own product — so instead of sending customers to a separate checkout page, the SaaS platform itself handles the payment and keeps a cut.

Dodo Payments

Billing and payments platform for AI-first and indie SaaS companies, acting as Merchant of Record so you don't handle tax compliance yourself.

MDN: Payment Request API

Documentation MDN Web Docs: Payment Request API

FormNX

Create unlimited forms get unlimited submissions free of cost. Use professionally created 1000+ form templates or create forms from scratch. Get features like email notifications, form logic, collect payments, file upload, custom thank you page, and many more.

DePay

Accept Web3 Payments directly into your wallet. Peer-to-peer, free, self-hosted & open-source. ([Demo](https://depay.com/products/payments), [Source Code](https://github.com/depayfi/widgets)) `MIT` `Nodejs`

InvoicePlane

Manage quotes, invoices, payments and customers for your small business. ([Source Code](https://github.com/InvoicePlane/InvoicePlane)) `MIT` `PHP`

Kill Bill

Subscription billing & payments platform. Have access to real-time analytics and financial reports. ([Source Code](https://github.com/killbill/killbill)) `Apache-2.0` `Java/Docker`

SHKeeper

Cryptocurrency payment processor with the unique combination of gateway and merchant allowing you to accept payments in multiple cryptocurrencies without fees and intermediaries. ([Demo](https://github.com/vsys-host/shkeeper.io?tab=readme-ov-file#11-demo), [Source Code](https://github.com/vsys-host/shkeeper.io)) `GPL-3.0` `Python`

Personal Management System

Organize the essentials of everyday life, everything from a simple to-do list, and notes up to payments, and schedules. ([Demo](https://github.com/Volmarg/personal-management-system#documentation--demo), [Source Code](https://github.com/Volmarg/personal-management-system)) `MIT` `Docker`

Routable

Accounts-payable automation and mass-payout platform with a developer API, handling vendor payments, invoice OCR, and tax forms at volume.

OnSpace.AI

A tool that turns a plain-English description of an app idea into a working iOS, Android or web app — database, login and payments included — without writing code.

Adapty.io

One-stop solution with open-source SDK for mobile in-app subscription integration to iOS, Android, React Native, Flutter, Unity, or web app. Free up to $10k monthly revenue.

Currencyapi

Free currency conversion and exchange rate data API. Free 300 requests per month, 10 requests per minute for private use.

CurrencyApi

Live Currency Rates for Physical and Cryptocurrencies, delivered in JSON and XML. The free tier offers 1,250 API requests/month.

CurrencyFreaks

Provides current and historical currency exchange rates. Free DEVELOPER plan available with 1000 requests/month.

currencylayer

Reliable Exchange Rates and Currency Conversion for your Business, 100 API requests/month free.

exchangerate-api.com

An easy-to-use currency conversion JSON API. The free tier updates once per day with a limit of 1,500 requests/month.

FxRatesAPI

Provides real-time and historical exchange rates. The free tier requires attribution.