Calculators tools
Engineering maths, capacity and conversions
Capacity planning, error budgets, throughput, data-size conversions and the other back-of-the-envelope numbers that decide architecture arguments.
Status
Calculators tools are on the way
This category is part of the plan but has no tools yet. The architecture is already in place for them, so they land as complete tools rather than placeholders. If there is one you need, say which and it moves up the list.