Cost / License
- Free
- Proprietary
Platforms
- Online
Groestlcoin is described as 'GroestlCoin (GRS) is a peer-to-peer Internet cryptocurrency utilizing the Groestl algorithm that enables instant payments to anyone in the world. GroestlCoin makes efficient mining possible for EVERYBODY who wants to mine – whether on an old CPU or a new GPU' and is a Money Transfer service in the business & commerce category. There are more than 50 alternatives to Groestlcoin for a variety of platforms, including Web-based, Windows, Linux, Mac and Android apps. The best Groestlcoin alternative is Bitcoin, which is both free and Open Source. Other great apps like Groestlcoin are Monero, PayPal, GNU Taler and Litecoin.
Peercoin is a P2P digital currency and payment system optimized for security and energy-efficiency.
Amazon Payments, Inc., is a wholly owned subsidiary of Amazon that provides a means to process transactions online. Launched in 2006, Amazon Payments uses the consumer base of Amazon.
Ripple is a monetary system that makes simple obligations between friends as useful for making payments as regular money.
Pi is NOT free money. It is a long-term project whose success depends on the collective contributions of its members.



Payment gateway for credit cards, ACH, and eChecks with APIs, fraud prevention, recurring billing, invoicing, virtual terminal, storage, reporting, and support for mobile integration, small business processing, customizable checkout, and multi-currency support.

One plugin to integrate various Payment Gateways like Instamojo, Razorpay, Cashfree, Easebuzz, etc with WordPress plugins like WooCommerce, Easy Digital Downloads, Paid Memberships Pro, Learn Press, Give, Ninja Forms, Tourmaster, Memberpress, etc.




Knit Pay is the most popular SaaS alternative to Groestlcoin.
A network of communities based on trusted human certifications. Server(s) are allowing to manage crypto-currencies through an Universal Basic Income system on peer-to-peer network.




Pivotal Payments is a leading provider of technology-driven global payment processing solutions to the point of sale, B2B and ecommerce industries. Our proprietary solutions include card not present, integrated POS and mobile payments that deliver efficiency and profitability to...


IOTA is an open-source distributed cryptocurrency focused on providing secure communications and payments between machines on the Internet of Things. Using directed acyclic graph (DAG) technology instead of the traditional blockchain, IOTA's transactions are free regardless...
Neteller is an e-money/e-wallet stored-value service owned and operated by publicly traded British global payments company Optimal Payments PLC. Consumers in over 180 countries use the Neteller service to transfer money to and from merchants, almost exclusively online gambling...



Library Credits (aka. LBC) is the monetary currency of LBRY.
This Bitcoin-like payment system is for content procuders and consumers to buy and monetize their workings.