
Label Studio
8.2#2 in image annotation softwareFrom $99 a monthFree planWebAPILinuxmacOS
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| Fact | Label Studio | PixLab Annotate |
|---|---|---|
| Maker | The company says HumanSignal was founded in 2019 and that Label Studio originated from its founding team’s work. | PixLab identifies Symisc Systems, SUARL as its maker and says its SaaS business began with PixLab in 2017. |
| Purpose | Label Studio is an open source data labeling tool for labeling multiple data types and connecting machine learning models for predictions or active learning. | PixLab Annotate is a browser-based image labeler for creating bounding boxes and polygon segmentation labels for machine learning datasets. |
It suits teams preparing labeled datasets across several media types, from individual community users to organizations needing managed cloud or on-prem deployment. Developers can use its APIs, Python SDK, and webhooks to connect labeling work to other systems.
Developers, researchers, ML engineers, small teams, QA reviewers, and educators preparing labeled image datasets. It suits users who want browser-based work without an account.