After reading the comments, whether SaaS is worth it seems to depend on a company's circumstances. A company that depends on capital from investors likely need

After reading the comments, whether SaaS is worth it seems to depend on a company's circumstances. A company that depends on capital from investors likely needs to grow at a certain rate, and SaaS can help with that. For a company that's self funded and does not need to grow quickly, using FOSS instead of SaaS can be very beneficial. As usual, YMMV.