Changes in version 1.1.0 - Added the ability to load data in WFDB (WaveForm DataBase) format - plot.empi() function was added. - plot.ecg() function was added. - read.ecg.signals() function was added. - Extended examples added to the package-level documentation. - The read.csv.files() function also supports files where the channel names are given in the second line. - The read.empi.db.file() and empi.execute() functions now return object of class empi. Changes in version 1.0.1 (2026-04-14) - Fixed a bug in the empi2tf() function that caused TF maps to be displayed incorrectly for channels other than the first one (only applies to signals with more than one channel). - clear.cache() function. Before deleting files from the cache, it displays a list of them and asks the user for permission to delete them. - empi.execute() function. Additional validation has been added to ensure that list items have the required names (signal and sampling.rate). - empi.install() function. Added error handling for download.file() function. Changes in version 1.0.0 (2026-04-09) - Initial CRAN submission.