Formspace Schema Reference

This reference covers JSON schema properties used in Formspace forms. It is maintained manually from this point forward so examples stay compact and generation-focused.

Form Structure

• Form Schema Examples — Complete schema examples for common form patterns
• Form Root — Global survey configuration
• Page — Survey pages
• Panel — Question grouping containers
• Panel Dynamic — Repeatable panel groups
• Theme Configuration — Theme and header properties for styling forms
• Theme CSS Variables — Common cssVariables keys for colors, spacing, radius, borders, and shadows
• Theme Examples — Ready-to-use theme JSON examples

Shared Property Groups

• Shared Question Properties — Properties shared by all question types
• Shared Choice Question Properties — Properties shared by all choice-based questions

Nested Schema Objects

• Choice Item — Object shape for choices, matrix rows, and matrix columns
• Choices By URL — Remote choice loading with choicesByUrl
• Matrix Column — Column definitions for matrix dropdown and dynamic matrix questions
• Matrix Row — Row definitions for matrix questions
• Multiple Text Item — Items inside a multipletext question
• Calculated Value — Hidden calculated values stored in form data
• Trigger — Rule-like actions that run when expressions become true
• Expressions — Expression syntax for visibility, requirements, defaults, and calculations

Question Types

• Text — Single-line text input
• Comment — Multi-line text area
• Checkbox — Multiple choice (multi-select)
• Radiogroup — Single choice (radio buttons)
• Dropdown — Single choice (dropdown menu)
• Tagbox — Multiple choice (dropdown with tags)
• Boolean — True/false toggle
• Rating — Rating scale
• Ranking — Drag-to-rank
• Image Picker — Image/video selection
• File — File upload
• Signature Pad — Signature capture
• HTML — Custom HTML content
• Expression — Calculated value display
• Multiple Text — Grouped text inputs
• Matrix — Single-selection matrix
• Matrix Dropdown — Multi-input matrix
• Matrix Dynamic — Dynamic-row matrix
• Slider — Numeric slider
• Image — Image/video display
• Button Group — Button-style choices

Validators

• Validators Overview — Validator array shape and common validator examples
• Numeric Validator — Number range validation
• Text Validator — Text length validation
• Answer Count Validator — Selection count validation
• Regex Validator — Pattern matching validation
• Email Validator — Email format validation
• Expression Validator — Custom expression validation