A distributed in-memory key/value data store with optional schema. It can be used both as an embedded Java library and as a language-independent service accessed remotely over a variety of protocols (HotRod, REST, Memcached and WebSockets).
XAP Alternatives
XAP is described as 'In-memory computing software platform that processes all your data & applications in real time' and is a in-memory database in the development category. There are more than 25 alternatives to XAP for a variety of platforms, including Linux, Windows, Mac, Self-Hosted and Web-based apps. The best XAP alternative is MongoDB, which is free. Other great apps like XAP are Redis, CouchDB, Valkey and DiceDB.
Alternatives list
The Starcounter database is built with the real-time systems of today in mind. Real-time systems supporting thousands or millions of simultaneous users. Systems like online stores, location-based services or banking applications.
MarkLogic is the only Enterprise NoSQL database, bringing all the features you need into one unified system: a document-centric, schema-agnostic, structure-aware, clustered, transactional, secure, database server with built-in search and a full suite of application services.
Cost / License
- Paid
- Proprietary
Platforms
- Mac
- Windows
- Linux
- Online
Pivotal GemFire® is a real-time distributed data store that solves the hard problems of distributed systems for you. It provides a familiar Java interface for interacting with data of arbitrary complexity and shape, and accommodates ever-growing data sets and users with...
Cost / License
- Paid
- Proprietary
Platforms
- Windows
- Linux
- Online
ScaleOut Software's advanced in-memory data grid products help you meet a wide range of technical and business challenges. Whether you need a scalable storage solution for storing session-state or shopping carts on your ecommerce Web farm or you have to perform lightning...
Cost / License
- Freemium
- Proprietary
Platforms
- Windows
- Linux
TimesTen is a memory-optimized, relational database management system with persistence and recoverability. Originally designed and implemented at Hewlett-Packard labs in Palo Alto, California, TimesTen was spun out into a separate startup in 1996 and acquired by Oracle...
Cost / License
- Paid
- Proprietary
Application types
Platforms
- Windows
- Linux
TidesDB is a fast and efficient key value storage engine library written in C. The underlying data structure is based on a log-structured merge-tree (LSM-tree).
Cost / License
- Free
- Open Source
Platforms
- Self-Hosted
- C (programming language)
Dragonfly is a lightning fast, in-memory data store built for heavy workloads running on modern cloud hardware. Dragonfly is 100% API compatible with Redis, Valkey, and Memcached, allowing for quick and seamless migrations that result in up to 25X better performance on half the...
Cost / License
- Freemium (Subscription)
- Open Source
Platforms
- Self-Hosted
- Software as a Service (SaaS)
Pogocache is fast caching software built from scratch with a focus on low latency and CPU efficiency.
Cost / License
- Free
- Open Source
Platforms
- Self-Hosted
Garnet is a remote cache-store from Microsoft Research that offers strong performance (throughput and latency), scalability, storage, recovery, cluster sharding, key migration, and replication features. Garnet can work with existing Redis clients.
Cost / License
- Free
- Open Source
Platforms
- Self-Hosted



















