# 4d Validate Form

> Validate 4D form files (.4DForm) against the official JSON schema. Use this skill when the user wants to validate, check, or verify a 4D form file for errors. Detects invalid properties, missing required fields, and type mismatches.

- Skill: `e-marchand/4d-validate-form` (Agent Skill, multi-file: 4 files)
- Install (CLI): `npx skillmds@latest add e-marchand/4d-validate-form`
- Raw SKILL.md: https://api.skillmd.com/api/skills/e-marchand/4d-validate-form/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- License: Apache 2.0
- Author: e-marchand (https://skillmd.com/u/e-marchand)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/e-marchand/4d-validate-form

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# 4D Form Validator

Validate `.4DForm` files against the 4D forms JSON schema.

## Usage

```bash
python scripts/validate_form.py <path/to/form.4DForm>
# Or use just the form name (resolves to Project/Sources/Forms/<name>/form.4DForm)
python scripts/validate_form.py <FormName>
```

### Examples

```bash
# Full path
python scripts/validate_form.py Project/Sources/Forms/MyForm/form.4DForm

# Just form name (shorter, fewer tokens)
python scripts/validate_form.py MyForm
```

Requires `jsonschema` package: `pip install jsonschema`

## Resources

- `scripts/validate_form.py` - Validation script
- `assets/formsSchema.json` - Official 4D forms JSON schema