Theme · updated weekly

Stan — SaaS tools & trends 2026

6 products Sparkpulse tracks are shipping around stan. The highest-velocity stan products right now are loo, cmdstanpy and bayestestR (ranked by Sparkpulse's velocity score). Their velocity scores span 0.0 to 2.5 out of 10, a spread that shows how unevenly shipping cadence is distributed across the field. Below: every tracked product carrying this theme, updated from release data. Everything on this page is regenerated from verified release data, so the ranking reflects the latest changelogs rather than a static list.

Products shipping around stan

#01looloo keeps rewriting the diagnostics Bayesian modellers read off model comparison2.5alternatives →

#02cmdstanpyCmdStanPy is clearing deprecations ahead of a 2.0 it keeps announcing.0.0alternatives →

#03bayestestRBayesian diagnostics get stricter defaults while the Stan backend list widens0.0alternatives →

#04rstanarmrstanarm is community-maintained now, tracking Stan and lme4 rather than adding models.0.0alternatives →

#05cmdstanrcmdstanr keeps adding fast approximations beside full HMC, and fighting Windows toolchains.0.0alternatives →

#06bayesplotbayesplot keeps widening its posterior-check catalogue while absorbing each ggplot2 break.0.0alternatives →

Frequently asked questions about stan

Which SaaS tools ship stan in 2026?

loo, cmdstanpy, bayestestR, rstanarm, cmdstanr, and 1 more — the stan products Sparkpulse tracks, ranked by shipping velocity from verified changelogs.

Which stan product has the highest shipping velocity?

loo, with the top velocity score (2.5/10) — Sparkpulse's velocity score is derived from verified release data.

How many products are shipping around stan?

Sparkpulse currently tracks 6 products carrying the stan theme, updated continuously from verified release data.