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WarningOSI-approved OSSDatabaseDatabase SystemsOpen Data Stack

OpenMLDB

Open-source machine learning database for consistent features across training and inference.

WebsiteGitHub
Data confidence90/100
Source coverage85/100
Publish confidence89/100
Evidence checkedSep 15, 2026
About this tool

What ToolVitals knows about OpenMLDB

Open-source machine learning database for consistent features across training and inference.

This tool has an OSI-approved open-source license signal.

The project is active, but some maintenance signals are mixed.

Source-visible projectDatabase SystemsOSI-approved OSSScored Intelligence
Score Breakdown

Public signal read

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How to read this

The overall score reflects ToolVitals maintenance and delivery evidence. Adoption is shown as public context only and does not change the overall score.

Activity
Commit activity across recent and sustained windows, with releases as a small supporting signal.
Reliability
Maintenance posture from commit recency, continuity, and active contributors.
Adoption
Public footprint from GitHub stars and forks when available.
ToolVitals63/100Health69/100Shipping54/100Zombie Risk4/100
Overall Score63Warning
Activity54
Reliability69
Adoption64
Project provenance

Fork network

Popular active forks

Highest GitHub star count first
Repository

GitHub Activity

C++
4paradigm/OpenMLDB
Stars1,712
Forks331
Contributors2Active in 90d · as of Sep 15, 2026
Open Issues409
Primary Language
C++
Last Commit
3 days ago
Commits 30d
3
Commits 90d
16
Releases 90d
0
Default Branch
main
License
Apache-2.0
Repository Status
Active repository
Evidence

Signal Quality

Data Confidence90/100Strong
Source Coverage85/100Strong
Publish Confidence89/100Strong

ConfidenceHigh-confidence score from multiple public signals.

Zombie RiskNo meaningful zombie signal right now.

How ToolVitals scores work
Openness

License Evidence

Class
OSI-approved OSS
License
Apache-2.0

This tool has an OSI-approved open-source license signal.

Sources

Tracked Sources

Websitehttps://openmldb.aiGitHub4paradigm/OpenMLDB
Profile

Classification

Category
Database
Use Case
Database Systems
Openness
OSI-approved OSS
License
Apache-2.0
Tool Mode
Source-visible project
Score Model
Open Source Maintenance
Score Visibility
Scored Intelligence
Status
Warning
Maintainers

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For agents

Machine-readable profile

Use the clean Markdown or structured JSON representation from the same published ToolVitals evidence snapshot.

MarkdownOpen .md profileStructured dataOpen JSON profileWorkflowOpen Agent Skill
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Next decisions

Useful paths from this profile

OpenMLDB
Dead checkIs OpenMLDB dead?

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LeaderboardDatabase Systems rankings

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Tags
databasemlfeaturesdata-platformopen-sourcedatabase-for-aidatabase-for-machine-learningfeature-engineeringfeature-extractionfeature-storefeatureopsfeaturestorein-memory-databasemachine-learningmachine-learning-databasemlops

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