What is Tessera for Mac Tessera is the complete solution for galleries. Arawak Database Solutions works exclusively in producing solutions for the art market. With Tessera, galleries are able to manage their mailing lists, their inventory, issue invoices, and pay artists all from the same program. Tessera -- all the tools in one simple-to-use package. What's new in Tessera Version 16.0.5: On iPhone Sales reports now work consistently. Adding Collection Type to Collections now works as expected. Interface changes to buttons making iPad usage more intuitive. Multiple minor interface improvements. Full changelog available here. Try our new feature and write a detailed review about Tessera. All reviews will be posted soon.