forgejo/templates/user/auth/captcha.tmpl

{{if .EnableCaptcha}}{{if eq .CaptchaType "image"}}
	<div class="inline field">
		<label>{{/* This is CAPTCHA field */}}</label>
		{{.Captcha.CreateHTML}}
	</div>
	<div class="required inline field {{if .Err_Captcha}}error{{end}}">
		<label for="captcha">{{.locale.Tr "captcha"}}</label>
		<input id="captcha" name="captcha" value="{{.captcha}}" autocomplete="off">
	</div>
{{else if eq .CaptchaType "recaptcha"}}
	<div class="inline field required">
		<div class="g-recaptcha" data-sitekey="{{.RecaptchaSitekey}}"></div>
	</div>
{{else if eq .CaptchaType "hcaptcha"}}
	<div class="inline field required">
		<div class="h-captcha" data-sitekey="{{.HcaptchaSitekey}}"></div>
	</div>
{{else if eq .CaptchaType "mcaptcha"}}
	<div class="inline field df ac db-small captcha-field">
		<span>{{.locale.Tr "captcha"}}</span>
		<div class="border-secondary w-100-small" id="mcaptcha__widget-container" style="width: 50%; height: 5em"></div>
		<div class="m-captcha" data-sitekey="{{.McaptchaSitekey}}" data-instance-url="{{.McaptchaURL}}"></div>
	</div>
{{end}}{{end}}