Known Vulnerability
The current version has a known security vulnerability. Review the advisory and consider upgrading.
Security Vulnerability
PYSEC-2026-311
ChromaDB Python project has a pre-authentication code injection vulnerability
Source: osv.dev · Flagged: 1 week ago
Security Vulnerability
Critical
GHSA-f4j7-r4q5-qw2c
ChromaDB Python project has a pre-authentication code injection vulnerability
Source: osv.dev · Flagged: 1 month ago
chromadb has 13.2M monthly downloads and 29K GitHub stars. Version 1.5.9 supports Python 3.9+, first published in 2023.
It is actively maintained under a permissive license, last released in May 2026.
It is built on top of bcrypt, build and graphlib-backport. It is used by 1,412 tracked packages, including crewai, open-webui and langchain-chroma.
GitHub topics include database, rust and rust-lang.
Package Insights
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
100
Popularity
92
Adoption
70
Community
70
Provenance
0
How the maintenance status was determined
Last commit
4 days ago
Monthly downloads
13,151,567
•
Active
Activity within 30 days
Stable
Activity within 31-180 days
Minimal
Activity within 181-365 days, or no activity data
At Risk
No activity for > 365 days, but > 10,000 monthly downloads
Archived
Repository flagged as archived on GitHub
How the popularity category was determined
Monthly downloads
13,151,567
Stars
28,706
Stars per 1k downloads
2.18
•
Industry Standard
> 10,000,000 monthly downloads
Hidden Gem
< 0.5 stars per 1k downloads and > 100,000 monthly downloads
Community Favorite
> 5 stars per 1k downloads
Rising Star
Balanced ratio of stars to downloads
Unknown
Fewer than 1,000 monthly downloads, or no star data
How download momentum is calculated
Week daily avg
410,882
Month daily avg
438,386
Momentum
-6.3%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100Python version support tiers
requires_python
>=3.9
Cutting Edge
Minimum supported version is 3.12 or newer
•
Modern
Minimum supported version is 3.9, 3.10, or 3.11
Legacy
Supports 3.8 or older (or Python 2)
Unknown
No requires_python specified or unparseable
License categories
License
Apache Software License
•
Permissive
MIT, Apache, BSD, ISC, Unlicense, CC0, etc.
Copyleft
GPL, LGPL, AGPL, MPL, EPL, etc.
Proprietary
Commercial, all rights reserved, custom EULAs
Unknown
No license specified, or none of the above match
How the release cadence was determined
Last release
62 days ago
Total releases
130
Releases/year
38.2
•
Rapid
Last release within 365 days and > 12 releases/year
Regular
Last release within 365 days
Slow
Last release 366-730 days ago
Stalled
Last release > 730 days ago, or no releases
Unknown
No usable release date available
How contributor risk was determined
Contributors
190
Monthly downloads
13,151,567
High Load
≤ 2 contributors and ≥ 50,000 monthly downloads
Moderate Load
< 10 contributors and ≥ 500,000 monthly downloads
Low Load
< 25 contributors and ≥ 5,000,000 monthly downloads, or sole maintainer with ≥ 10,000 monthly downloads
•
Balanced
Enough contributors for the package's popularity
Unknown
No contributor data available
Engagement
63
Issue Burden
11.1
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
8.0%
contrib / forks
Stale Release
No
PR Velocity
Active
Weekly Downloads
GitHub Stars
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.
Downloads by OS
Linux
255.3K
Windows
29.0K
macOS
19.7K
Python Versions
3.12
44.7%
133.0K
3.11
23.6%
70.1K
3.13
12.8%
38.1K
3.14
12.7%
37.7K
3.10
6.3%
18.7K
Top Countries
1.
US
217.5K
US
2.
IN
14.0K
IN
3.
DE
11.7K
DE
4.
CN
8.8K
CN
5.
GB
5.3K
GB
6.
SG
4.2K
SG
7.
NL
3.9K
NL
8.
JP
3.3K
JP
9.
BR
2.8K
BR
10.
HK
2.2K
HK
Dependencies
28
- bcrypt >=4.0.1
- build >=1.0.3
- graphlib-backport >=1.0.3
- grpcio >=1.58.0
- httpx >=0.27.0
- importlib-resources
- jsonschema >=4.19.0
- kubernetes >=28.1.0
- mmh3 >=4.0.1
- numpy >=1.22.5
- onnxruntime >=1.14.1
- opentelemetry-api >=1.2.0
- opentelemetry-exporter-otlp-proto-grpc >=1.2.0
- opentelemetry-sdk >=1.2.0
- orjson >=3.9.12
- overrides >=7.3.1
- pybase64 >=1.4.1
- pydantic >=2.0
- pydantic-settings >=2.0
- pypika >=0.48.9
- pyyaml >=6.0.0
- rich >=10.11.0
- tenacity >=8.2.3
- tokenizers >=0.13.2
- tqdm >=4.65.0
- typer >=0.9.0
- typing-extensions >=4.5.0
- uvicorn >=0.18.3
3 optional dependencies
- chroma-hnswlib[dev]
- fastapi[dev]
- opentelemetry-instrumentation-fastapi[dev]
Used By
1412
- crewai
- open-webui
- langchain-chroma
- embedchain
- llama-index-vector-stores-chroma
- chroma-mcp
- kanban-framework
- mindroom
- mempalace
- tm-ai
- pygpt-net
- aurapro-ui
- brainpalace-rag
- mnemoai-assistant
- tdfs4ds
- keep-skill
- conexus
- agentcrew-ai
- chatwalaau
- ignite-ember
- solvedesk-ai
- ayechat-dev
- neuralmind
- agenticblocks-io
- opalacoder
- pymemgpt-nightly
- ayechat
- nelgraph
- xingzierai
- ff-privaterag
- litecoo
- fudstop
- lynx-mcp
- pyghidra-mcp
- sie-chroma
- local2
- autorag
- bazinga-indeed
- hy-memory
- automa-ai
- langbot
- vectorcode
- loop-chat
- chibi-bot
- synapse-orch-ai
- knowledge-rag
- vector-mcp
- sicily
- coremem
- traderbot
Package Information
License
Apache Software License
First Release
February 9, 2023
Last Release
2 months ago
Last Commit
4 days ago
Latest Version
1.5.9
Total Releases
130
Contributors
190
Open PRs
416
Archived
No
Python Versions
3
Wheels
cp39
py3
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh