forgejo/templates/user/auth/captcha.tmpl

{{if .EnableCaptcha}}{{if eq .CaptchaType "image"}}
	<div class="inline field tw-text-center">
		<input type="hidden" name="img-captcha-id" value="{{.Captcha}}">
		<img style="transform: scaleX(-1)" onclick="this.src=`{{AppSubUrl}}/captcha/{{.Captcha}}.png?reload=${Date.now()}`" class="captcha-img" src="{{AppSubUrl}}/captcha/{{.Captcha}}.png">
	</div>
	<div class="required field {{if .Err_Captcha}}error{{end}}">
		<label for="captcha">{{ctx.Locale.Tr "captcha"}}</label>
		<input id="captcha" name="img-captcha-response" autocomplete="off">
	</div>
{{else if eq .CaptchaType "recaptcha"}}
	<div class="inline field tw-text-center required">
		<div id="captcha" data-captcha-type="g-recaptcha" class="g-recaptcha-style" data-sitekey="{{.RecaptchaSitekey}}"></div>
	</div>
	<script src='{{URLJoin .RecaptchaURL "api.js"}}'></script>
{{else if eq .CaptchaType "hcaptcha"}}
	<div class="inline field tw-text-center required">
		<div id="captcha" data-captcha-type="h-captcha" class="h-captcha-style" data-sitekey="{{.HcaptchaSitekey}}"></div>
	</div>
	<script src='https://hcaptcha.com/1/api.js'></script>
{{else if eq .CaptchaType "mcaptcha"}}
	<div class="inline field tw-text-center">
		<div class="m-captcha-style" id="mcaptcha__widget-container"></div>
		<div id="captcha" data-captcha-type="m-captcha" data-sitekey="{{.McaptchaSitekey}}" data-instance-url="{{.McaptchaURL}}"></div>
	</div>
{{else if eq .CaptchaType "cfturnstile"}}
	<div class="inline field tw-text-center">
		<div id="captcha" data-captcha-type="cf-turnstile" data-sitekey="{{.CfTurnstileSitekey}}"></div>
	</div>
	<script src='https://challenges.cloudflare.com/turnstile/v0/api.js'></script>
{{end}}{{end}}