pykalman	81,857	notebook
filterpy	25,004	notebook		no estimation
control	22,053
pydlm	18,766	notebook	elo
microprediction	8,686			api univariate
simdkalman	8,173	notebook		vectorized
river	6,581	notebook		formerly "creme"
timemachines	6,405		creates Elos	example Elo
timecast	399
proust	341
onelearn	330
state-space	91			symbolic derivs
	The following are not packaged
robust-kalman				github paper