Royce Funds
Royce Fund Managers
The developers at Royce use our Diagra charts GUI to generate funds performance related charts, which are then embedded in online Fund info pages and PDF reports.
See here for live charts - https://www.roycefunds.com/funds/royce-dividend-value-fund/rdvix
More information on Diagra https://docs.reportlab.com/diagra/
Diagra Documentation - https://www.reportlab.com/docs/diagradoc.pdf
See more chart types here https://www.reportlab.com/chartgallery/