Package “csvkit” has 14 man pages.
csvjoin(1) Merges two or more CSV tables together using a method analogous to SQL JOIN operation. By default it performs an inner join, but full outer, left outer, and... csvsql(1) Generate SQL statements for a CSV file or execute those statements directly on a database. csvstat(1) Prints descriptive statistics for all columns in a CSV file. in2csv(1) Converts various tabular data formats into CSV. Converting fixed width requires that you provide a schema file with the "-s" option.