Altova ( announced the latest version of its Unified Modeling Language (UML) development tool, Altova UModel 2006. UModel 2006 presents a rich visual interface and capabilities that help level the UML learning curve and enhance developer productivity by making software modeling easier. In addition to its previous roster of UML diagram types and Java code support, UModel 2006 now provides support for the latest UML 2.1 and XMI 2.1 specifications, Sequence diagrams, and C# code generation, reverse engineering, and round-trip engineering. Altova UModel 2006 is immediately available for download and purchase with the (USD) price for a single-user license starting at $129. Purchases can be made via the Altova Online Shop. Altova encourages the purchase of the Altova Support and Maintenance Package (SMP) with UModel 2006. Altova SMP provides free major software updates, maintenance releases, and priority technical support for the duration of the support period. It can be purchased for 25% of the product license price for a one-year period or 20% per year for a two-year period. SMP renewals are available beginning 90 days prior to expiration.