> For the complete documentation index, see [llms.txt](https://olddocs.exivity.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://olddocs.exivity.io/2.3.1/getting-started/concepts.md).

# Concepts

The following articles provide information regarding the basic concepts around which Exivity is built. These concepts are referenced repeatedly throughout the documentation and as such the below articles are recommended reading:

* [CSVs Datasets and DSETs](/2.3.1/getting-started/concepts/datasets.md) - The input files to [Transcript](broken://pages/-LHF0KRldjtjGBU7bcDg) and how their contents are accessed by Transcript tasks
* [Data Date](/2.3.1/getting-started/concepts/datadate.md) - The date against which data is to be processed by [Transcript](broken://pages/-LHF0KRldjtjGBU7bcDg)
* [Base Working Directory](/2.3.1/getting-started/concepts/home_dir.md) - the directory within which [Transcript](broken://pages/-LHF0KRldjtjGBU7bcDg) and [Edify](https://github.com/exivity/docs/tree/4455d34021b8c3e12ce1b09914544d96f4a3b270/edify/introduction.md) operate
* [Services](/2.3.1/getting-started/concepts/services.md) - Definitions of chargeable items created by [Transcript](broken://pages/-LHF0KRldjtjGBU7bcDg) and used by [Edify](https://github.com/exivity/docs/tree/4455d34021b8c3e12ce1b09914544d96f4a3b270/edify/introduction.md) to generate financial information on reports
* [Reporting Database Files](/2.3.1/getting-started/concepts/rdfs.md) - the files produced by [Transcript](broken://pages/-LHF0KRldjtjGBU7bcDg) and used by [Edify](https://github.com/exivity/docs/tree/4455d34021b8c3e12ce1b09914544d96f4a3b270/edify/introduction.md) to generate reports