slate vs umami

slate and umami share 3 technologies: React, Next.js, and react-error-boundary. Both are written in TypeScript.

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What they share and what sets them apart

ianstormtaylor

slate

A completely customizable framework for building rich text editors. (Currently in beta.)

TypeScript31.7kRead on November 7, 2026, at commit 9e0afa5What is slate built with?

Only in slate

In common

umami-software

umami

Umami is a privacy-first web and product analytics platform. Traffic, campaigns, behavior, conversions, and revenue in one place. No cookies, no surveillance, self-hosted or in the cloud.

TypeScript40kRead on November 6, 2026, at commit 559e3c6What is umami built with?

Only in umami

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
slate87,522 lines written274 code files
umami105,879 lines written1,052 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
slate0.2% of its commits signed by AIWith Claude Code and Cursor
umami1.2% of its commits signed by AIWith Claude Code
ActivityFrom GitHub and its history, on the day SeeRepo read it.
slateLast push November 7, 20264,511 commits31,745 stars
umamiLast push November 4, 20264,983 commits39,953 stars
TestsThe files that test the code, and the share of code files a test imports.
slate1,372 test files5.5% of its code files have a test that imports them
umami187 test files14.5% of its code files have a test that imports them

Frequently asked questions

Which is bigger, slate or umami?
umami, with 105,879 lines written; slate has 87,522.

The proof: umami-software/umami's code at commit 559e3c6

Which has more GitHub stars, slate or umami?
umami, with 39,953 stars; slate has 31,745.

The proof: umami-software/umami on GitHub

Which has more tests, slate or umami?
slate, with 1,372 test files; umami has 187.

The proof: ianstormtaylor/slate's code at commit 9e0afa5

Which was updated more recently, slate or umami?
slate: its last push was on November 7, 2026, and umami's on November 4, 2026.

The proof: ianstormtaylor/slate's commits on GitHub

Which has more commits signed by AI, slate or umami?
umami: an AI signed 1.2% of its commits, with Claude Code; in slate, 0.2%.

The proof: the commits each tool signed in umami-software/umami

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