Free Oracle TimesTen In-Memory Database for Everyone

Free Oracle TimesTen In-Memory Database for Everyone

Whether you are a developer, a DBA, an ISV or OEM, an educator, or just curious about databases, Oracle TimesTen In-Memory Database 22c Express Edition (XE) is ideal for getting started. It's the same robust TimesTen Database that enterprises rely on worldwide, packaged for simple download, ease-of-use, and a full-featured experience. You get a TimesTen Database to use in any environment, plus the ability to embed and redistribute – all completely free!

What Does It Include?

Replication: Provides high availability via Active/Standby pair replication with optional readonly subscribers.

Scaleout: Creates a distributed, shared-nothing database across multiple nodes with automatic high availability.

Cache: Enhances application performance with easy-to-use caching of relational data from a backend Oracle Database.

Kubernetes Operator: Supports running TimesTen in containers. Supports replication and cache features.


  • Up to 16 GB database size for Classic.
  • Up to 4 elements in Scaleout mode, each up to 16 GB in size.
SQL Developer: Supports using SQL Developer against TimesTen XE database.
For more details, see the TimesTen Licensing Guide.

Why Use XE?



Use TimesTen XE to learn more about using Oracle TimesTen In-Memory Database's high-performance database or cache for your next development project.

  • Experience relational database performance like you never imagined, powered by in-memory technology.
  • Use TimesTen as a low latency relational cache for Oracle Database.
  • Use familiar APIs to connect to TimesTen from your favorite programming languages and development environments including Java, .NET, Python, Node.js, Go, PHP, C/C++ and more.
  • Use the free SQL Developer tool to manage your database and cache objects, execute SQL, load data, and more.
  • Spin up a container to run TimesTen, or deploy TimesTen in a Kubernetes cluster using the TimesTen Kubernetes Operator.


Test drive Oracle's powerful In-Memory Database and see first hand the incredible performance benefits it can bring to your application:

  • Incredible performance.
  • Easy to install and manage.
  • Highly available.
  • Single instance, replicated active standby pair, or cluster deployment modes.
  • Same feature set as regular TimesTen.
  • Tables, indexes, SQL, PL/SQL, and familiar APIs.


Teachers and students can freely use TimesTen XE to explore the power of in-memory database technology.

  • No licensing costs.
  • Easy to install.
  • A full-featured relational database and cache.
  • Incredible performance, even on low end hardware, VMs, or containers.


Oracle TimesTen XE is well suited to users both large and small. For example:

  • Startups working on a limited budget need to begin development immediately.
  • Organizations who need a robust, reliable, high performance database or cache but do not need a fully supported edition.
  • Software developers needing to demonstrate their apps to customers.
  • Anyone who wants a private sandbox for evaluation, testing, and proof-of-concept projects.

Need More

If you outgrow TimesTen XE, you can quickly move up to TimesTen In-Memory Database to get regular patches, receive 24x7 customer support, and use unlimited storage. TimesTen XE provides full compatibility with TimesTen In-Memory Database. TimesTen provides numerous data migration tools to make migrating from TimesTen XE to regular TimesTen easy.