Features
Every tool your
data team needs
From blank schema to production-ready synthetic dataset. Generate, extend, and redact — all in one platform.
Generate 500 rows of e-commerce transaction data with user_id, product_name, price, category, and purchase_date
| user_id | product_name | price | category | purchase_date |
|---|---|---|---|---|
| USR-1042 | Wireless Headphones | $149.99 | Electronics | 2024-03-12 |
| USR-0387 | Running Shoes | $89.50 | Sports | 2024-03-13 |
| USR-2891 | Coffee Maker | $74.00 | Home | 2024-03-13 |
| USR-0124 | Yoga Mat | $34.99 | Fitness | 2024-03-14 |
| USR-3374 | Desk Lamp | $45.00 | Office | 2024-03-14 |
| USR-0756 | Protein Powder | $59.99 | Nutrition | 2024-03-15 |
datasets with simple instructions
own datasets with ease
on demand
secure storage
generation workflows
our data quality rating system
Describe your dataset. Get it instantly.
Write a plain-English description of what you need — columns, domain, volume, edge cases. Hadarac generates a complete, realistic dataset in under two seconds. No schema files. No sample data. No SQL.
Start generating free →Replace PII before it ever leaves your stack.
Upload any CSV containing real customer data. Hadarac detects and replaces names, emails, phone numbers, postcodes, and dates of birth with statistically realistic synthetic equivalents — preserving format, distribution, and referential integrity.
See how redaction works →customers_prod.csv
1,204 rows · 9 columns · 84 KB
Add columns to any dataset without starting over.
Have a dataset but need more signal? Upload your CSV or Parquet and tell Hadarac which columns to add. It infers relationships from existing data and generates new columns that are statistically consistent with what you already have.
Try Extend →Everything included
What you get
Every feature available from day one. No gated modules, no hidden add-ons.
Integrations
Works with your stack
Export to any format, integrate with any pipeline. Hadarac fits into the tools you already use.
Don't see your tool? Request an integration →
How we compare
Hadarac vs Faker.js vs Mockaroo
All tools generate fake data — but they're built for very different jobs.
| Feature | Hadarac | Faker.js | Mockaroo |
|---|---|---|---|
| Plain English prompt input | |||
| Contextually coherent rows | |||
| PII redaction (GDPR-ready) | |||
| Extend existing datasets | |||
| Parquet / CSV / JSON export | |||
| No-code UI (no setup) | |||
| Programmatic API | |||
| Local / offline use | |||
| Free tier available |
Faker.js is great for seeding unit tests. Mockaroo for simple CSV mocks. Hadarac is for teams who need coherent, schema-aware, privacy-safe data at scale.
Live demo
See it work in real time
No account needed. Pick a schema, hit Generate, and watch 10 rows of realistic synthetic data appear — instantly.
Try it live
No account needed. 10 rows, instant results.
Ready to generate
order_id · product_name · category · quantity · price · country · status
Ready to start generating?
Free tier available. No credit card required. Up and running in under 2 minutes.