Nonparametric Estimators for Covariance Functions R package CovEsts version 1.1.0 CRAN Task View: TimeSeries (https://CRAN.R-project.org/view=TimeSeries) Several nonparametric estimators of autocovariance functions. Procedures for constructing their confidence regions by using bootstrap techniques. Methods to correct autocovariance estimators and several tools for analysing and comparing them. Supplementary functions, including kernel computations and discrete cosine Fourier transforms. For more details see Bilchouris and Olenko (2025) <doi:10.17713/ajs.v54i1.1975>. Software Imports: graphics, grDevices, parallel, stats, utils Suggests: testthat (>= 3.0.0) Adam Bilchouris <adam.bilchouris@gmail.com> Comprehensive R Archive Network (CRAN) Adam Bilchouris [cre, aut] (ORCID: <https://orcid.org/0009-0002-4649-0247>), Andriy Olenko [aut] (ORCID: <https://orcid.org/0000-0002-0917-7000>) GPL (>= 3) 2026-04-19 application/tgz https://CRAN.R-project.org/package=CovEsts doi:10.32614/CRAN.package.CovEsts