The Activeledger PHP SDK provides a distributed ledger layer capable of modernizing legacy systems. This package currently supports connection handling, key generation and handling, key onboarding, and transaction building. Activeledger features Activity Streaming which can handle multiple transactions at the same time without increasing costs. The latest version is 0.0.1.
Without the dot, "cardio" is Rule #1 in Zombieland. With the dot, card.io is PayPal's latest acquisition: the startup formerly known as Lumber Labs, whose technology allows developers to integrate credit card payments into any iOS or Android app with no additional hardware.
Micro-commerce is an emerging global trend, from the microcredit pioneered by Nobel Prize winner Muhammad Yunus, to micropayment systems offered by companies like ZayPay. ZayPay is used for payments for online services, game sites, dating sites, and others. And now they have an API.