Some interesting ics for segments.
https://pdf1.alldatasheet.com/datasheet-pdf/view/73733/MAXIM/MAX6954.html
https://pdf1.alldatasheet.fr/datasheet-pdf/view/146156/TI/TLC5940.html
https://pdf1.alldatasheet.com/datasheet-pdf/view/195340/MICROCHIP/MCP23017-E/SS.html