An “exclusive” tolerance stack-up calculator does not simply sum all tolerances blindly. Instead, it excludes non-critical dimensions, irrelevant features, and statistically improbable extremes. Its exclusivity operates on three levels:
An “exclusive” tolerance stack-up calculator does not simply sum all tolerances blindly. Instead, it excludes non-critical dimensions, irrelevant features, and statistically improbable extremes. Its exclusivity operates on three levels:
See which packages are gaining momentum and which are declining — before everyone else notices.
Get notified when your packages see unusual download spikes, drops, or new version releases.
Compare alternatives head-to-head with real download data, version adoption, and ecosystem breakdowns.
Go beyond charts and numbers. Our AI features — powered by Anthropic's Claude — give you plain-English health assessments, answer questions about any package, explain why alerts fired, and add narrative commentary to your weekly digests.
AI-generated assessment of any package's health, maintenance, and trajectory.
Get instant answers: "Is this actively maintained?" "How's adoption trending?"
When a spike or drop is detected, AI explains the likely cause.
Your weekly digest includes a narrative summary of your portfolio.
Get a personalized dashboard delivered to your inbox every Monday — with AI commentary, health scores, sparklines, and ecosystem movers.
Claude AI summarizes your portfolio performance and highlights what matters.
See at-a-glance health ratings for every package you track.
Visual 7-day download trends right in your inbox.
Stay ahead with the top rising and declining packages across PyPI.
Check package health, download trends, and version breakdowns without leaving your terminal.
Show downloads, health scores, and GitHub stars on your project with a single line of Markdown
[](https://pypistats.com/packages/YOUR-PACKAGE)
Replace YOUR-PACKAGE with any PyPI package name. See API docs