LICENSE-libraries.md

Except as outlined below, our software is governed by the CC0 1.0 Universal license.

Our software uses several libraries with their own licenses that must be followed:

• GNU General Public License version 2: This license is used by the R packages doParallel, e1071, and glmnet.
• GNU General Public License version 2 or any later version: This license is used by the SLURM Workload Manager, and by the R packages xtable, caret, ROCR, and randomForest.
• GNU General Public License version 3: This license is used by the R packages VGAM, and tidyverse.
• MIT License: This license is used by the R packages plyr, dplyr, tidyr, and fastAdaboost.
• Apache License Version 2.0: This license is used by the R packages tictoc, and RColorBrewer.

---

Free and open-source licenses can be generally classified as:

1. Premissive license (http://copyfree.org/policy/permissive)
2. Weak Copyleft license (http://www.shlomifish.org/philosophy/computers/open-source/foss-licences-wars/foss-licences-wars/types-of-licences.html#weak-copyleft-licences)
3. Strong Copyleft license (http://www.shlomifish.org/philosophy/computers/open-source/foss-licences-wars/foss-licences-wars/types-of-licences.html#strong-copyleft-licences)

Free and open-source licenses guidance.