Magma

Magma

Last updated at 10:15 pm UTC on 5 June 2019

Magma is a multi-user object database for Squeak which:

provides transparent access to a large-scale shared persistent object model.
supports multiple users concurrently via optimistic locking.
utilizes a simple transaction protocol.
collaborative program development via live class evolution, federated clusters and Monticello integration.
support for large, indexed collections with robust querying.
A number of special capabilities.
runs with pretty good performance and provides performance tuning mechanisms.
learning basic usage takes just a few minutes.
provides high-availability and fault tolerance.
includes a small suite of tools.
is written 100% in intelligible, well-factored Smalltalk.
includes rigorous SUnit tests that utilize multiple images to simulate testing in a multi-user environment.
A truly free license. No cost. No registration. Free to use for any lawful purpose.

Magma is stable and usable within its limits, and still maintained.

For more information:

Magma was written by Chris Muller and continues to be enhanced.

For discussion, mail the Magma mailing list.