| alter | List comprehensions for R | 
| enumerate | Auxiliary functions for working with lists | 
| exclude | List comprehensions for R | 
| lag_list | Auxiliary functions for working with lists | 
| mark | Auxiliary functions for working with lists | 
| numerate | Auxiliary functions for working with lists | 
| to_df | List comprehensions for R | 
| to_list | List comprehensions for R | 
| to_vec | List comprehensions for R | 
| unmark | Auxiliary functions for working with lists | 
| unnumerate | Auxiliary functions for working with lists | 
| unzip_list | Auxiliary functions for working with lists | 
| zip_lists | Auxiliary functions for working with lists |