ML Dataset Marketplace

Stop wasting months on bad training data.

LabelSets has quality-scored, commercially licensed datasets — ready to download in minutes. No labeling wait. No licensing risk.

The three problems every ML team faces

Public datasets are outdated

ImageNet and Common Crawl were groundbreaking — in 2012. Today's models need fresh, domain-specific data that reflects the real world you're building for.

LabelSets datasets updated continuously

Custom labeling takes months

Finding annotators, writing guidelines, running QA passes, fixing label errors — a 50k-image labeling project can easily burn 3 months and derail your roadmap.

Instant download, no wait time

Licensing is a legal minefield

Scraped data, unclear provenance, ambiguous research-only licenses — your legal team has rejected your last three datasets. One bad license can halt a product launch.

Commercial license on every dataset
From search to training in minutes
1

Browse & filter

Filter by domain, format, size, and minimum LQS quality score. Every dataset shows its score upfront — no surprises.

2

Preview before you buy

Every listing includes sample rows, label distributions, and a full LQS breakdown so you know exactly what you're getting.

3

Pay once, download instantly

One purchase. Immediate download. Commercial license included in the receipt. Your data is yours to train with — forever.

Every dataset has an LQS score (0–100)

The LabelSets Quality Score is an automated, objective measure of dataset quality run on every listing before it goes live. No more guessing whether a dataset is production-ready.

A low LQS means noisy labels, missing values, or insufficient size. A high LQS means it's ready to plug into your training pipeline today.

Completeness — missing labels and field coverage
Uniqueness — duplicate and near-duplicate detection
Validation — schema and format correctness
Labeling quality — inter-annotator agreement
Size adequacy — statistical coverage for task type
87
LabelSets Quality Score
Gold tier
42,000 labeled items COCO format Radiologist verified
Completeness94
Uniqueness91
Validation88
Labeling quality82
Size adequacy79
Find data for your exact use case
2,400+
Labeled Datasets
<2 min
Avg. Download Time
85%
Revenue to Sellers
100%
Commercial License

Ready to find your dataset?

Thousands of quality-scored, commercially licensed datasets waiting for your model.

Browse Datasets → or get a free quality audit of your existing data →