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Welcome
Getting Started
Platform overview
AI
Overview
Gateways
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Agent Interop
Bring Your Own Key (BYOK)
Zero Data Retention (ZDR)
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Nodes
AI Node
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Transformations
arithmetic
Add
Divide
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Multiply
Power
Subtract
date-and-time
Date
Date Add
Date Diff
Date End Of
Date Now
Date Start Of
Date Subtract
general
Function
Swap
Template
number
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Number Strict
Parse float
Parse integer
Round
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Trunc
string
Concat
Lowercase
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Validations
array
Array contains
Array does not contain
Array does not exist
Array is empty
Array is not empty
Array length equal to
Array length greater than
Array length greater than or equal
Array length less than
Array length less than or equal
Array length not equal to
boolean
Boolean does not exist
Boolean equal to
Boolean is empty
Boolean is false
Boolean is not empty
Boolean is true
Boolean not equal to
date-and-time
Is date
Date equal to
Date is after
Date is after or equal
Date is before
Date is before or equal
Date not equal to
general
Custom function validation
Function validation
Required
number
Between
Greater than
Greater than or equal
Is integer
Less than
Less than or equal
Maximum value
Minimum value
Is number
Number does not exist
Number equal to
Number is empty
Number is not empty
Number not equal to
object
Object does not exist
Object is empty
Object is not empty
string
Is email
Is lowercase
Is uppercase
Maximum length
Minimum length
String contains
String does not contain
String does not end with
String does not exist
String does not match regex
String does not start with
String ends with
String equal to
String is empty
String is not empty
Matches regex pattern
String not equal to
String starts with
Is URL
Conditions
AND
FALSE
IF
NOT
OR
SWITCH
TRUE
XOR
Auth
Identity and access
Identity providers
Roles and RBAC
Data
Overview
Ingress
Supported formats
Storage and processing
Data lineage
Egress
Observability
Overview
Operational telemetry
Security audit (WORM)
Deployment
Overview
Architecture
Cloud deployment
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Fontana CLI
Security
Security
Workspace isolation
Secrets and encryption
Network and hardening
Supply chain
SOC 2 control summary
Vendor diligence FAQ
Data retention
Deployment environments
Compliance
Compliance evidence
Immutable audit trail
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File Input Node
Overview
Section titled “Overview”
Supports CSV, JSON, and other formats
Configurable import settings (delimiter, encoding, headers)
PDF text extraction modes
Related
Section titled “Related”
Workflow schema
– Full schema reference
