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Vector DB

chroma / chroma-core →

The embedding database that made RAG prototyping trivial.

20Momentum
#22Overall rank
30kStars
26Commits / 30d

Momentum signal

20/ 100
#22 of 24 tracked#5 of 5 in Vector DB
Commits · last 30d26
Commits · prior 30d38
Month-over-month▼ -12 vs prior month

Score breakdown

Momentum is a weighted blend of three live GitHub signals. Each bar shows that signal's normalized strength (0–100) and the points it contributes to the 20/100 total.

Commit velocity55% weight+3.6 pts
How hard the repo is shipping right now (caps at ~400 commits/30d).26 commits / 30d · 6/100
Release recency25% weight+9.9 pts
How recently a stable release shipped (full credit < 30d, decays to ~270d).released 175d ago · 39/100
Commit trend20% weight+6.8 pts
This 30-day window versus the one before it — acceleration or cool-off.-32% vs prior 30d · 34/100
0.55 · velocity  +  0.25 · recency  +  0.20 · trend= 20 / 100

Commit volume · last 6 months

Six rolling 30-day windows of commit counts, pulled straight from the GitHub commits API — the same series that drives the velocity and trend signals above.

91-5mo71-4mo84-3mo28-2mo38-1mo26now

Race position over time

Where chroma sits on the board, tracked daily — held position since the prior run. Position over the last 90 days tracked · best: #16. The trace is inverted so a climb reads as an upward line.

#18-89d#18-88d#17-87d#17-86d#16-85d#17-84d#18-83d#18-82d#21-81d#21-80d#21-79d#21-78d#21-77d#21-76d#21-75d#22-74d#22-73d#22-72d#22-71d#22-70d#22-69d#22-68d#22-67d#22-66d#22-65d#22-64d#22-63d#22-62d#22-61d#21-60d#21-59d#21-58d#21-57d#21-56d#21-55d#21-54d#21-53d#21-52d#20-51d#20-50d#20-49d#20-48d#20-47d#20-46d#20-45d#20-44d#20-43d#20-42d#20-41d#20-40d#20-39d#20-38d#20-37d#20-36d#20-35d#20-34d#20-33d#20-32d#20-31d#20-30d#20-29d#20-28d#20-27d#20-26d#20-25d#19-24d#19-23d#20-22d#20-21d#20-20d#20-19d#20-18d#20-17d#20-16d#21-15d#21-14d#20-13d#21-12d#22-11d#22-10d#22-9d#22-8d#22-7d#21-6d#22-5d#22-4d#22-3d#22-2d#22-1d#22now
#22Current rank
#16Best rank
→Since prior run
91Days tracked

Latest release

1.5.9
shipped 6mo ago
Release recency signal9.9 of 25 pts
Last code pushyesterday
Release tag1.5.9

Category peers · Vector DB

Other tracked Vector DB projects, ranked by live momentum. The fastest way to see where chroma sits in its lane.

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Show your live StackTracker rank in your README — it updates daily and links back here.

StackTracker rank badge for chroma

Markdown
[![StackTracker rank](https://stacktracker.kymatalabs.com/badge/chroma-core-chroma.svg)](https://stacktracker.kymatalabs.com/p/chroma-core-chroma/)
HTML
<a href="https://stacktracker.kymatalabs.com/p/chroma-core-chroma/"><img src="https://stacktracker.kymatalabs.com/badge/chroma-core-chroma.svg" alt="StackTracker rank"></a>

Repository

LanguageRust
CategoryVector DB
Stars29,591
Forks2,603
Open issues983
Last pushedyesterday
Last release1.5.9 · 6mo ago
Archivedno