Schema-Based Mock Data Generator
JSON Schema (with {'{{placeholders}}'})
How to use:
- Define your JSON schema structure
- Use
{{placeholder}}tokens for data fields - Browse 200+ placeholders in the sidebar
- Click the copy icon to copy any placeholder token
- Click Generate to create realistic mock data
- Supports nested objects and arrays
Placeholders
{{first_name}}Personal
Sample: John
{{last_name}}Personal
Sample: Doe
{{full_name}}Personal
Sample: John Doe
{{middle_name}}Personal
Sample: Michael
{{name_prefix}}Personal
Sample: Mr.
{{name_suffix}}Personal
Sample: Jr.
{{gender}}Personal
Sample: Male
{{gender_short}}Personal
Sample: M
{{age}}Personal
Sample: 32
{{date_of_birth}}Personal
Sample: 1992-05-15
{{birth_year}}Personal
Sample: 1992
{{birth_month}}Personal
Sample: May
{{birth_day}}Personal
Sample: 15
{{username}}Personal
Sample: john_doe92
{{display_name}}Personal
Sample: JohnD
{{nickname}}Personal
Sample: Johnny
{{bio}}Personal
Sample: Software engineer and coffee enthusiast
{{avatar_url}}Personal
Sample: https://i.pravatar.cc/150?img=1
{{profile_image}}Personal
Sample: https://randomuser.me/api/portraits/men/1.jpg
{{nationality}}Personal
Sample: American
{{blood_type}}Personal
Sample: O+
{{height_cm}}Personal
Sample: 175
{{weight_kg}}Personal
Sample: 75
{{eye_color}}Personal
Sample: Blue
{{hair_color}}Personal
Sample: Brown
{{street_address}}Location
Sample: 742 Evergreen Terrace
{{street_name}}Location
Sample: Main Street
{{street_number}}Location
Sample: 742
{{apartment}}Location
Sample: Apt 4B
{{building}}Location
Sample: Building A
{{city}}Location
Sample: New York
{{state}}Location
Sample: New York
{{state_abbr}}Location
Sample: NY
{{country}}Location
Sample: United States
{{country_code}}Location
Sample: US
{{zipcode}}Location
Sample: 10001
{{postal_code}}Location
Sample: 10001-1234
{{latitude}}Location
Sample: 40.7128
{{longitude}}Location
Sample: -74.0060
{{coordinates}}Location
Sample: 40.7128, -74.0060
{{timezone}}Location
Sample: America/New_York
{{timezone_offset}}Location
Sample: -05:00
{{continent}}Location
Sample: North America
{{region}}Location
Sample: Northeast
{{district}}Location
Sample: Manhattan
{{neighborhood}}Location
Sample: SoHo
{{landmark}}Location
Sample: Statue of Liberty
{{direction}}Location
Sample: North
{{cardinal_direction}}Location
Sample: NE
{{altitude}}Location
Sample: 10
{{email}}Contact
Sample: john.doe@example.com
{{email_work}}Contact
Sample: j.doe@company.com
{{email_personal}}Contact
Sample: johndoe@gmail.com
{{phone}}Contact
Sample: +1-555-123-4567
{{phone_mobile}}Contact
Sample: +1-555-987-6543
{{phone_home}}Contact
Sample: +1-555-111-2222
{{phone_work}}Contact
Sample: +1-555-333-4444
{{fax}}Contact
Sample: +1-555-555-5555
{{mobile}}Contact
Sample: 555-123-4567
{{phone_extension}}Contact
Sample: x1234
{{website}}Contact
Sample: https://johndoe.com
{{website_url}}Contact
Sample: https://www.example.com
{{linkedin}}Contact
Sample: https://linkedin.com/in/johndoe
{{twitter}}Contact
Sample: @johndoe
{{twitter_url}}Contact
Sample: https://twitter.com/johndoe
{{facebook}}Contact
Sample: https://facebook.com/johndoe
{{instagram}}Contact
Sample: @john_doe
{{github}}Contact
Sample: https://github.com/johndoe
{{skype}}Contact
Sample: live:johndoe
{{discord}}Contact
Sample: JohnDoe#1234
{{credit_card}}Finance
Sample: 4532-1234-5678-9010
{{credit_card_type}}Finance
Sample: Visa
{{cvv}}Finance
Sample: 123
{{card_expiry}}Finance
Sample: 12/25
{{card_holder}}Finance
Sample: John Doe
{{iban}}Finance
Sample: GB29 NWBK 6016 1331 9268 19
{{swift_code}}Finance
Sample: BOFAUS3N
{{bic}}Finance
Sample: DEUTDEFF
{{routing_number}}Finance
Sample: 021000021
{{account_number}}Finance
Sample: 123456789012
{{bank_name}}Finance
Sample: Bank of America
{{currency}}Finance
Sample: USD
{{currency_symbol}}Finance
Sample: $
{{currency_name}}Finance
Sample: US Dollar
{{price}}Finance
Sample: 99.99
{{amount}}Finance
Sample: 1234.56
{{balance}}Finance
Sample: 5432.10
{{transaction_id}}Finance
Sample: TXN-20240115-ABC123
{{invoice_number}}Finance
Sample: INV-2024-00123
{{tax_number}}Finance
Sample: 123-45-6789
{{vat_number}}Finance
Sample: GB123456789
{{tax_rate}}Finance
Sample: 7.5
{{discount}}Finance
Sample: 15
{{interest_rate}}Finance
Sample: 3.5
{{exchange_rate}}Finance
Sample: 1.18
{{company_name}}Company
Sample: Tech Innovations Inc.
{{company_suffix}}Company
Sample: Inc.
{{company_type}}Company
Sample: Corporation
{{job_title}}Company
Sample: Senior Software Engineer
{{job_level}}Company
Sample: Senior
{{job_area}}Company
Sample: Engineering
{{department}}Company
Sample: IT Department
{{division}}Company
Sample: Technology
{{team_name}}Company
Sample: Platform Team
{{industry}}Company
Sample: Software Development
{{sector}}Company
Sample: Technology
{{company_email}}Company
Sample: info@techinnovations.com
{{company_phone}}Company
Sample: +1-800-TECH-INC
{{company_website}}Company
Sample: https://techinnovations.com
{{employee_id}}Company
Sample: EMP-2024-001
{{badge_number}}Company
Sample: BD-12345
{{office_location}}Company
Sample: Building A, Floor 5
{{work_hours}}Company
Sample: 9:00 AM - 5:00 PM
{{salary}}Company
Sample: 85000
{{hire_date}}Company
Sample: 2020-03-15
{{ip_address}}Internet / Tech
Sample: 192.168.1.1
{{ipv4}}Internet / Tech
Sample: 203.0.113.0
{{ipv6}}Internet / Tech
Sample: 2001:0db8:85a3:0000:0000:8a2e:0370:7334
{{mac_address}}Internet / Tech
Sample: 00:1B:63:84:45:E6
{{domain}}Internet / Tech
Sample: example.com
{{subdomain}}Internet / Tech
Sample: api.example.com
{{url}}Internet / Tech
Sample: https://example.com/path/to/page
{{protocol}}Internet / Tech
Sample: https
{{port}}Internet / Tech
Sample: 8080
{{user_agent}}Internet / Tech
Sample: Mozilla/5.0 (Windows NT 10.0; Win64; x64)
{{browser}}Internet / Tech
Sample: Chrome
{{browser_version}}Internet / Tech
Sample: 120.0.6099.129
{{os}}Internet / Tech
Sample: Windows 10
{{os_version}}Internet / Tech
Sample: 10.0.19045
{{platform}}Internet / Tech
Sample: Windows
{{device_type}}Internet / Tech
Sample: Desktop
{{device_model}}Internet / Tech
Sample: MacBook Pro
{{device_vendor}}Internet / Tech
Sample: Apple
{{screen_resolution}}Internet / Tech
Sample: 1920x1080
{{color_depth}}Internet / Tech
Sample: 24
{{mime_type}}Internet / Tech
Sample: application/json
{{file_extension}}Internet / Tech
Sample: .pdf
{{file_name}}Internet / Tech
Sample: document.pdf
{{file_path}}Internet / Tech
Sample: /home/user/documents/file.txt
{{file_size}}Internet / Tech
Sample: 2048
{{http_method}}Internet / Tech
Sample: GET
{{http_status}}Internet / Tech
Sample: 200
{{http_status_text}}Internet / Tech
Sample: OK
{{cookie}}Internet / Tech
Sample: session=abc123; path=/; secure
{{session_id}}Internet / Tech
Sample: sess_1a2b3c4d5e6f
{{uuid}}Security
Sample: 550e8400-e29b-41d4-a716-446655440000
{{guid}}Security
Sample: {550E8400-E29B-41D4-A716-446655440000}
{{uuid_v4}}Security
Sample: 9b1deb4d-3b7d-4bad-9bdd-2b0d7b3dcb6d
{{password}}Security
Sample: P@ssw0rd123!
{{password_hash}}Security
Sample: $2a$10$N9qo8uLOickgx2ZMRZoMyeIjZAgcfl7p92ldGxad68LJZdL17lhWy
{{token}}Security
Sample: eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9
{{api_key}}Security
Sample: sk_test_4eC39HqLyjWDarjtT1zdp7dc
{{secret_key}}Security
Sample: sk_live_51HqLyjWDarjtT1zdp7dcABC
{{access_token}}Security
Sample: ya29.a0AfH6SMBx...
{{refresh_token}}Security
Sample: 1//0gHqLyjWDarjtT1zdp7dc
{{jwt}}Security
Sample: eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c
{{hash_md5}}Security
Sample: 5d41402abc4b2a76b9719d911017c592
{{hash_sha1}}Security
Sample: 356a192b7913b04c54574d18c28d46e6395428ab
{{hash_sha256}}Security
Sample: 2c26b46b68ffc68ff99b453c1d30413413422d706483bfa0f98a5e886266e7ae
{{salt}}Security
Sample: f1nd1ngn3m0
{{encryption_key}}Security
Sample: AES256:a1b2c3d4e5f6g7h8
{{public_key}}Security
Sample: -----BEGIN PUBLIC KEY-----
MIIBIjANBg...
{{private_key}}Security
Sample: -----BEGIN PRIVATE KEY-----
MIIEvQIBA...
{{oauth_token}}Security
Sample: EAACEdEose0cBA...
{{bearer_token}}Security
Sample: Bearer eyJhbGciOiJIUzI1NiI...
{{timestamp}}Date & Time
Sample: 2024-01-15T14:30:00Z
{{iso_date}}Date & Time
Sample: 2024-01-15T14:30:00.000Z
{{iso_datetime}}Date & Time
Sample: 2024-01-15T14:30:00+00:00
{{unix_time}}Date & Time
Sample: 1705329000
{{unix_ms}}Date & Time
Sample: 1705329000000
{{date}}Date & Time
Sample: 2024-01-15
{{date_us}}Date & Time
Sample: 01/15/2024
{{date_eu}}Date & Time
Sample: 15/01/2024
{{time}}Date & Time
Sample: 14:30:00
{{time_12h}}Date & Time
Sample: 2:30 PM
{{time_24h}}Date & Time
Sample: 14:30
{{datetime}}Date & Time
Sample: 2024-01-15 14:30:00
{{weekday}}Date & Time
Sample: Monday
{{weekday_short}}Date & Time
Sample: Mon
{{month}}Date & Time
Sample: January
{{month_short}}Date & Time
Sample: Jan
{{month_number}}Date & Time
Sample: 01
{{year}}Date & Time
Sample: 2024
{{year_short}}Date & Time
Sample: 24
{{quarter}}Date & Time
Sample: Q1
{{week_number}}Date & Time
Sample: 3
{{day_of_year}}Date & Time
Sample: 15
{{am_pm}}Date & Time
Sample: PM
{{era}}Date & Time
Sample: AD
{{relative_time}}Date & Time
Sample: 2 hours ago
{{product_name}}Commerce
Sample: Wireless Bluetooth Headphones
{{product_category}}Commerce
Sample: Electronics
{{product_description}}Commerce
Sample: High-quality wireless headphones with noise cancellation
{{product_id}}Commerce
Sample: PROD-2024-12345
{{sku}}Commerce
Sample: WBH-2024-BLK-001
{{barcode}}Commerce
Sample: 012345678905
{{ean}}Commerce
Sample: 5901234123457
{{isbn}}Commerce
Sample: 978-3-16-148410-0
{{upc}}Commerce
Sample: 012345678905
{{order_id}}Commerce
Sample: ORD-20240115-ABC123
{{order_status}}Commerce
Sample: Shipped
{{quantity}}Commerce
Sample: 3
{{stock_quantity}}Commerce
Sample: 150
{{shipping_method}}Commerce
Sample: Express Delivery
{{tracking_number}}Commerce
Sample: 1Z999AA10123456784
{{coupon_code}}Commerce
Sample: SAVE20
{{discount_code}}Commerce
Sample: WINTER2024
{{rating}}Commerce
Sample: 4.5
{{review_count}}Commerce
Sample: 127
{{brand}}Commerce
Sample: TechBrand
Showing 210 of 210 placeholders