
The environments frontier AI trains on, and the agents that do the recurring work
The environments frontier AI trains on, and the agents that do the recurring work

12 alternatives to adata-plugin, matched by what they do.
| Rank | Tool & Tagline | Official Domain |
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| Monthly Visits |
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| Pricing Model |
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| ● | adata-plugin | chromewebstore.google.com | 0 | 0 (—) | Freemium | Global | 3.5 | Profile |
| 1 | Labelbox | labelbox.com | 762.8K | -225.17K (-22.8%) | Contact for Pricing | United States | 4.4 | Compare |
| 2 | BasicAI Cloud | basic.ai | 21.67K | -3.27K (-13.1%) | Freemium, Enterprise Quote | United States | 4.2 | Compare |
| 3 | SuperAnnotate | superannotate.com | 386.03K | 105.05K (+37.4%) | Free Trial, Contact for Pricing | United States | 4.6 | Compare |
| 4 | Label Studio | labelstud.io | 137.2K | -26.29K (-16.1%) | Contact for Pricing, Free | United States | 4.7 | Compare |
| 5 | AI Toolbox | ai-toolbox.co | 290.14K | 42.05K (+16.9%) | Freemium | United States | 4.4 | Compare |
| 6 | Encord | encord.com | 244.2K | 21.04K (+9.4%) | Contact for Pricing | United States | 4.4 | Compare |
| 7 | Unitlab | unitlab.ai | 3.9K | -2.23K (-36.4%) | Freemium, Contact for Pricing | United States | 4.5 | Compare |
| 8 | Isahit | isahit.com | 13.14K | 5.85K (+80.2%) | Contact for Pricing | France | 4.1 | Compare |
| 9 | Postman | postman.com | 1.76M | -144.52K (-7.6%) | Freemium | India | 4.7 | Compare |
| 10 | Athina AI | athina.ai | 6.92K | 1.21K (+21.3%) | Freemium, Contact for Pricing | United States | 4.4 | Compare |
| 11 | HARPA AI | harpa.ai | 537.46K | 267.81K (+99.3%) | Freemium | United States | 4.6 | Compare |
| 12 | Retriever AI | rtrvr.ai | 45.29K | 10.99K (+32%) | Freemium | United States | 4.2 | Compare |

The environments frontier AI trains on, and the agents that do the recurring work
The environments frontier AI trains on, and the agents that do the recurring work

AI data annotation platform and managed labeling services for AI training data
AI data annotation platform and managed labeling services for AI training data

AI data infrastructure for building production-grade models
AI data infrastructure for building production-grade models

Free / Open-sourceLabel any data. Evaluate any AI.
Organize, search and export your AI chats across ChatGPT, Gemini, Claude and Grok
Organize, search and export your AI chats across ChatGPT, Gemini, Claude and Grok
The multimodal data layer for computer vision and physical AI teams

Curate, annotate and QA multimodal training data in one governed workspace

Ethical human-in-the-loop data labeling and AI validation
Ethical human-in-the-loop data labeling and AI validation

Design, test, and govern APIs — now with AI agents in the loop

Collaborative platform to build, test, and monitor LLM features
Collaborative platform to build, test, and monitor LLM features
One browser agent that combines every major AI model with web automation

Free AI browser agent that works anywhere you're signed in
Free AI browser agent that works anywhere you're signed in