Starting from http://www.jarober.com/blog/blogView?entry=3517847566.
CSV (Comma Separated Values) and more generally other delimiter-separated-value formats like TSV are probably the most common data exchange format. A number of implementations of this simple format already exist.
NeoCSV is a more flexible and more efficient reader and writer for this format.
You can find it in
http://mc.stfx.eu/Neo
ConfigurationOfNeoCSV is also available from
http://www.squeaksource.com/MetacelloRepository http://squeaksource.com/MetaRepoForPharo14 http://ss3.gemstone.com/ss/MetaRepoForPharo20
Documentation can be found here
https://github.com/svenvc/docs/blob/master/neo/neo-csv-paper.md