it look like Daff (align and compare tables) https://github.com/paulfitz/daff https://github.com/paulfitz/daff and Coopy (distributed spreadsheets with intell

it look like Daff (align and compare tables) https://github.com/paulfitz/daff https://github.com/paulfitz/daff and Coopy (distributed spreadsheets with intelligent merges) https://github.com/paulfitz/coopy https://github.com/paulfitz/coopy