Critical OSI-approved OSS Developer Tools Developer Infrastructure

Langtrace

Langtrace ๐Ÿ” is an open-source, Open Telemetry based end-to-end observability tool for LLM applications, providing real-time tracing, evaluations and metrics for popular LLMs, LLM frameworks, vectorDBs and more.. Integrate using Typescript, Python. ๐Ÿš€๐Ÿ’ป๐Ÿ“Š

Data confidence98/100
Source coverage100/100
Publish confidence99/100
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.
ToolVitals39/100Health36/100Shipping0/100Zombie Risk18/100
Overall Score 39 Critical
Activity 0
Reliability 36
Adoption 62
Sustainability 44

Score History

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

About this tool

What ToolVitals knows about Langtrace

Langtrace ๐Ÿ” is an open-source, Open Telemetry based end-to-end observability tool for LLM applications, providing real-time tracing, evaluations and metrics for popular LLMs, LLM frameworks, vectorDBs and more.. Integrate using Typescript, Python. ๐Ÿš€๐Ÿ’ป๐Ÿ“Š

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

Multiple signals suggest declining health or reduced shipping momentum.

Source-visible project Developer Infrastructure OSI-approved OSS Scored Intelligence
Repository

GitHub Activity

TS
Scale3-Labs/langtrace
Stars 1,205
Forks 125
Watchers 1,205
Open Issues 1
Primary Language
TypeScript
Last Commit
206 days ago
Releases 90d
0
Default Branch
main
License
AGPL-3.0
Repository Status
Active repository
Evidence

Signal Quality

Data Confidence 98/100 Strong
Source Coverage 100/100 Strong
Publish Confidence 99/100 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
AGPL-3.0
Pricing Scope
No hosted pricing tracked

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

Sources

Tracked Sources

Profile

Classification

Category
Developer Tools
Use Case
Developer Infrastructure
Openness
OSI-approved OSS
License
AGPL-3.0
Pricing Scope
No hosted pricing tracked
Tool Mode
Source-visible project
Score Model
Open Source Maintenance
Score Visibility
Scored Intelligence
Status
Critical
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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Tags
open-sourceaidatasetsevaluationsgptlangchainllmllm-frameworkllmopsobservabilityopen-telemetryopenaiprompt-engineeringtracing

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