If you have a static website with forms on it, form.taxi is the backend service for your HTML form to handle submissions in a simple and efficient way. Just connect your web form to the form.taxi endpoint, and it will take care of storage, spam filtering, and email notification.
Hazelcast - Clustering and highly scalable data distribution platform for Java
Formcarry - Make your HTML <form> completely functional under a minute without a single line of backend code.
Apache Storm - Apache Storm is a free and open source distributed realtime computation system.
Formspree.io - Just send your form to our URL and we'll forward it to your email.
Redis - Redis is an open source in-memory data structure project implementing a distributed, in-memory key-value database with optional durability.
Getform - Smart form endpoints. The modern way to build the form backend.