1.File extension is used by Adobe Distiller.2.The table's data dictionary, which contains lists of additional table objects such as Layouts (forms, browses, etc.), report designs, saved operations, field rules, and field names longer than 10 characters.3.File extension is used by Diagram Designer. Project data file.
Adobe ColdFusion verity engine fields definition.
The DDD file extension is associated with Payroll Mate, a tax accounting software, developed by RealTaxTools. The .ddd files contain direct deposit informations.
File extension is used by ARC+. Drawing file.
File used by GLBasic, an application used to develop cross platform software with the BASIC programming language; saves the vertices of a 3D object and can be rendered as part of a 3D animation or as a static object in a GLBasic program.
The DDD file extension is associated with BullsEye and used for its text or style sheets. The program is long discontinued and originally marketed by Intelliseek.