diff --git a/README.md b/README.md
index 5d19266..1e93345 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,8 @@ The sample CAPTCHAs are also just that, samples. They have not been tested again
 1. Download the `jar` file from the latest release
 2. Type `mkdir data/`.
    (The data directory is used to store a config file that you can tweak, and for storing the Database)
-2. Type `java -jar LibreCaptcha.jar`
+3. Type `java -jar LibreCaptcha.jar`
+4. Open [localhost:8888/demo/index.html](http://localhost:8888/demo/index.html) in browser
 
 We recommend a Java 11+ runtime as that's what we compile the code with.
 
@@ -32,6 +33,7 @@ Alternatively,
 1. Install [sbt](https://www.scala-sbt.org/)
 2. Clone this repository
 3. Type `sbt run` within the repository
+4. Open [localhost:8888/demo/index.html](http://localhost:8888/demo/index.html) in browser
 
 
 ## Quick start with Docker
@@ -51,7 +53,9 @@ docker run -v lcdata:/lc-core/data librecaptcha/lc-core:latest
 A default `config.json` is automatically created in the mounted volume.
 
 ## Quick test
-To test the installation, try:
+Open [localhost:8888/demo/index.html](http://localhost:8888/demo/index.html) in browser.
+
+Alternatively, on the command line, try:
 
 ```
 > $ curl -d '{"media":"image/png","level":"easy","input_type":"text"}' localhost:8888/v1/captcha
diff --git a/src/main/resources/index.html b/src/main/resources/index.html
new file mode 100644
index 0000000..4ab40ff
--- /dev/null
+++ b/src/main/resources/index.html
@@ -0,0 +1,69 @@
+<html>
+  <style>
+    body {background-color: #e7f7f7;}
+    button {background-color: #b4ffff; font-size:1.66em;}
+    input[type=text] {font-size:1.66em;}
+    div.inputGroup {margin: 1em}
+    div.section {border: .33em solid #0b6767; margin:1em; padding: 1em}
+  </style>
+
+<script>
+  async function loadCaptcha() {
+    const levelInput = document.getElementById("levelInput").value
+    const mediaInput = document.getElementById("mediaInput").value
+    const typeInput = document.getElementById("typeInput").value
+    const resp = await fetch("/v1/captcha", {
+       method: 'POST',
+       body: JSON.stringify({level: levelInput, media: mediaInput, "input_type" : typeInput})
+    })
+    const respJson = await resp.json()
+    const id = respJson.id
+    const resultDiv = document.getElementById("result")
+    const result = `
+      <p>Id: ${id}</p>
+      <p><img src="/v1/media?id=${id}" /> </p>
+      <input type="text" id="answerInput" />
+      <button onClick="submitAnswer('${id}')">Submit</button>
+      <div id="answerResult" />
+    `
+    resultDiv.innerHTML = result;
+  }
+  async function submitAnswer(id) {
+    const ans = document.getElementById("answerInput").value;
+    const resp = await fetch("/v1/answer", {
+       method: 'POST',
+       body: JSON.stringify({id: id, answer: ans})
+    })
+    const respJson = await resp.json()
+    const resultDiv = document.getElementById("answerResult")
+    const result = `
+      <p>${JSON.stringify(respJson)}</p>
+    `
+    resultDiv.innerHTML = result;
+  }
+
+</script>
+<body>
+  <div class="section">
+    <div class="inputGroup">
+      <span>Level</span>
+      <input type="text" id="levelInput" value="easy"/>
+    </div>
+    <div class="inputGroup">
+      <span>Media</span>
+      <input type="text" id="mediaInput" value="image/png" />
+    </div>
+    <div class="inputGroup">
+      <span>Input Type</span>
+      <input type="text" id="typeInput" value="text" />
+    </div>
+    <div class="inputGroup">
+      <button onClick="loadCaptcha()">Get New CAPTCHA</button>
+    </div>
+  </div>
+  <div class="section">
+    <div id="result">...</div>
+  </div>
+</body>
+
+</html>
\ No newline at end of file
diff --git a/src/main/scala/lc/server/Server.scala b/src/main/scala/lc/server/Server.scala
index 9b959a1..cd7995d 100644
--- a/src/main/scala/lc/server/Server.scala
+++ b/src/main/scala/lc/server/Server.scala
@@ -7,6 +7,8 @@ import lc.core.{Parameters, Id, Answer, Error, ByteConvert}
 import lc.core.Config.formats
 import org.limium.picoserve
 import org.limium.picoserve.Server.ByteResponse
+import scala.io.Source
+import org.limium.picoserve.Server.StringResponse
 
 class Server(port: Int) {
   val server: picoserve.Server = picoserve.Server.builder()
@@ -35,6 +37,11 @@ class Server(port: Int) {
       val result = Captcha.checkAnswer(answer)
       getResponse(result)
     })
+    .GET("/demo/index.html", (_) => {
+      val resStream = getClass().getResourceAsStream("/index.html")
+      val str = Source.fromInputStream(resStream).mkString
+      new StringResponse(200, str)
+    })
     .build()
 
   private def getResponse(response: Either[Error, ByteConvert]): ByteResponse = {
