| Software | «HARDROLLER» software |
| Platform | Software in its main functional role - server software for executing software modules that directly solve application tasks. |
| Business App | Application built on the platform to solve industry-specific automation tasks |
| Configuration | Business Application in Platform Terminology |
| Subject model of subject area | Data model of the Platform-based business application based on the object-oriented approach |
| Organization | A configuration and its associated set of related data (configuration instance) that enables the automation of any business process. |
| Project | A configuration and its corresponding set of related data (configuration instance) that provides automation of any business processes |
| DB | Database |
| RDBMS | Relational database management system |
| HTTP | HyperText Transfer Protocol |
| API | Application Programming Interface – set of components through which another computer programme can use the platform |
| JSON | JavaScript Object Notation – text data exchange format |
| PDF | Portable Document Format – cross-platform electronic document format |
| TypeScript | Programming language, web application development tool |
| React | An open source library for user interface development |
| SDK | Software Development Kit |
| Amazon S3 | Remote file storage network communication protocol |