The code was originally on an R-forge repository.
Algorithms for lasso and fused-lasso problems: implementation of the lars algorithm for lasso and fusion penalization and EM-based algorithms for (logistic) lasso and fused-lasso penalization.
From github:
library(devtools)
install_github("modal-inria/HDPenReg")
From CRAN:
install.packages("HDPenReg", repos = "https://cran.rstudio.com")
HDPenReg is developed by Quentin Grimonprez and Serge Iovleff.
Copyright Inria - Université de Lille
This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details.