Active OSI-approved OSS Frameworks Web Frameworks

FastAPI

FastAPI framework, high performance, easy to learn, fast to code, ready for production

Data confidence100/100
Source coverage100/100
Publish confidence100/100
Pricing checkedNo current pricing evidence
Score Breakdown

Public signal read

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How to read this

These bars are a reader-facing view of the ToolVitals evidence model. They summarize maintenance, shipping, confidence, and decay signals. Hosted pricing evidence is shown separately.

Activity
Recent commits, releases, changelog, package, and product-motion signals.
Reliability
Maintenance posture from recency, release evidence, availability, and repo signals.
Adoption
Public footprint from GitHub stars, forks, and watchers when available.
Sustainability
Longer-term posture combining health, activity, adoption, confidence, and decay risk.
ToolVitals96/100Health95/100Shipping93/100Zombie Risk0/100
Overall Score 96 Active
Activity 93
Reliability 95
Adoption 100
Sustainability 96

Score History

Scores collected daily. More data points appear as the tracker runs.

About this tool

What ToolVitals knows about FastAPI

FastAPI framework, high performance, easy to learn, fast to code, ready for production

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

Maintenance and shipping signals are strong.

Library Framework Web Frameworks OSI-approved OSS Scored Intelligence
Repository

GitHub Activity

PY
fastapi/fastapi
Stars 99,152
Forks 9,430
Watchers 99,152
Open Issues 95
Primary Language
Python
Last Commit
2 days ago
Releases 90d
7
Default Branch
master
License
MIT
Repository Status
Active repository
Evidence

Signal Quality

Data Confidence 100/100 Strong
Source Coverage 100/100 Strong
Publish Confidence 100/100 Strong

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
MIT
Pricing Scope
No hosted pricing tracked

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

Sources

Tracked Sources

Profile

Classification

Category
Frameworks
Use Case
Web Frameworks
Openness
OSI-approved OSS
License
MIT
Pricing Scope
No hosted pricing tracked
Tool Mode
Library Framework
Score Model
Open Source Maintenance
Score Visibility
Scored Intelligence
Status
Active
Hosted Pricing

Pricing Evidence

Scope
No hosted pricing tracked
Free Tier
Not detected
Currency
USD
Tracked Plans
0
Maintainers

README Badge

Show this ToolVitals status in project docs.

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Latest

Recent Updates

Tags
api-firstopen-sourceapiasyncasynciofastapiframeworkjsonjson-schemaopenapiopenapi3pydanticpythonpython-typespython3redocreststarletteswaggerswagger-uiuvicornweb

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