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label-studio vs signoz

label-studio and signoz share 6 technologies: React, Vite, Redis, Postgres, Sentry, and Google. label-studio is written in TypeScript and signoz in Go.

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What they share and what sets them apart

HumanSignal

label-studio

Label Studio is a multi-type data labeling and annotation tool with standardized output format

TypeScript28.6kRead on November 2, 2026, at commit 60b7f98What is label-studio built with?
SigNoz

signoz

SigNoz is an open-source, OpenTelemetry-native observability platform for your team and their AI agents. Get logs, metrics, and traces in one tool with features like APM, distributed tracing, log management, infra monitoring, etc. Combined with SigNoz MCP and a native AI teammate (in SigNoz Cloud) it helps you build more resilient apps.

Go32.5kRead on November 1, 2026, at commit a621fb2What is signoz built with?

In common

Only in label-studio

  • Django

Only in signoz

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
label-studio439,850 lines written1,627 code files
signoz1,090,543 lines written4,718 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
label-studio1.1% of its commits signed by AIWith Claude Code, Cursor, and GitHub Copilot
signoz1.2% of its commits signed by AIWith Claude Code, GitHub Copilot, and Cursor
ActivityFrom GitHub and its history, on the day SeeRepo read it.
label-studioLast push November 2, 20267,362 commits28,614 stars
signozLast push November 1, 20266,568 commits32,495 stars
TestsThe files that test the code, and the share of code files a test imports.
label-studio744 test files32.2% of its code files have a test that imports them
signoz1,865 test files36.4% of its code files have a test that imports them

Frequently asked questions

Which is bigger, label-studio or signoz?
signoz, with 1,090,543 lines written in 4,718 code files; label-studio has 439,850 in 1,627.

The proof: SigNoz/signoz's code at commit a621fb2

Which has more GitHub stars, label-studio or signoz?
signoz, with 32,495 stars; label-studio has 28,614.

The proof: SigNoz/signoz on GitHub

Which has more tests, label-studio or signoz?
signoz, with 1,865 test files; label-studio has 744.

The proof: SigNoz/signoz's code at commit a621fb2

Which was updated more recently, label-studio or signoz?
label-studio: its last push was on November 2, 2026, and signoz's on November 1, 2026.

The proof: HumanSignal/label-studio's commits on GitHub

Which has more commits signed by AI, label-studio or signoz?
signoz: an AI signed 1.2% of its commits, with Claude Code, GitHub Copilot, and Cursor; in label-studio, 1.1%.

The proof: the commits each tool signed in SigNoz/signoz

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