### Embed Video for Module Installation HTML

Source: https://docs.flipper.net/zero/video-game-module/quick-start

This HTML snippet embeds a video demonstrating the installation of the Video Game Module. It uses the video element with autoplay, muted, loop, and playsinline attributes for seamless playback. No external dependencies; inputs are the video source URL; outputs an embedded video player; limited to compatible browsers supporting HTML5 video.

```html
<video
    autoplay muted loop playsinline style="width: 100%; margin: 0 !important;"
    src="https://cdn.flipperzero.one/Video_Module_Docs_3_compressed.mp4"
></video>
```

--------------------------------

### Install udev Rules for qFlipper (Linux)

Source: https://docs.flipper.net/zero/basics/firmware-update

This command installs udev rules for qFlipper on Linux systems, allowing it to be used as a normal user. It requires executing the AppImage with the 'rules install' argument, optionally specifying a path for the rules directory.

```bash
./qFlipper-x86_64.AppImage rules install [/optional/path/to/rules/dir]
```

--------------------------------

### Info Callout for Module Detection HTML

Source: https://docs.flipper.net/zero/video-game-module/quick-start

This HTML snippet renders an informational callout box for troubleshooting Video Game Module detection on Flipper Zero. It uses div elements with classes for styling. No dependencies; inputs are the text content; outputs a styled info message; limited to basic structure without additional CSS.

```html
<div class="info flipper-callout">
    <div class="callout-header"></div>
     If your Video Game Module isn’t detected, make sure that on your Flipper Zero in <b>Main Menu -> Settings -> Expansion Modules</b>, the <b>Listen UART</b> option is set to <b>USART</b>. The module won’t be detected if any other option is selected.
</div>
```

--------------------------------

### Update Commands

Source: https://docs.flipper.net/zero/development/cli

Commands for installing updates, creating backups, and restoring from backups on Flipper Zero.

```APIDOC
## update install

### Description
Verifies and installs an update package from the specified path.

### Command
update install </ext/path/to/update.fuf>

### Parameters
#### Arguments
- **path** (string) - Required - Path to the .fuf update file

### Request Example
update install /ext/update.fuf

### Response
#### Success Response
Update installed.

#### Response Example
Update verification and installation complete.

## update backup

### Description
Creates a backup of internal storage to the specified tar file.

### Command
update backup </ext/path/to/backup.tar>

### Parameters
#### Arguments
- **path** (string) - Required - Path for the backup tar file

### Request Example
update backup /ext/backup.tar

### Response
#### Success Response
Backup created.

#### Response Example
Internal storage backed up.

## update restore

### Description
Restores internal storage from the specified backup tar file.

### Command
update restore </ext/path/to/backup.tar>

### Parameters
#### Arguments
- **path** (string) - Required - Path to the backup tar file

### Request Example
update restore /ext/backup.tar

### Response
#### Success Response
Restore complete.

#### Response Example
Restored from backup.
```

--------------------------------

### qFlipper Download Script (JavaScript)

Source: https://docs.flipper.net/zero/qflipper

This JavaScript code dynamically retrieves the latest qFlipper download links for macOS, Windows, and Linux based on the user's operating system. It updates the download button with appropriate links and versions.

```JavaScript
(() => {
  const qFlipper = { version: '', links: { macOS: '', Windows: '', Linux: '' } }
  let os = 'Windows'
  if (navigator.userAgent.includes('Macintosh')) { os = 'macOS' } else if (navigator.userAgent.includes('Linux') && !navigator.userAgent.includes('Android')) { os = 'Linux' } else { os = 'Windows' }
  function findLatest (versions) { let max = 0; versions.forEach(e => { if (e.timestamp > max) { max = e.timestamp } }); return versions.find(e => e.timestamp === max) }
  fetch('https://update.flipperzero.one/qFlipper/directory.json').then((response) => { return response.json() }).then(data => {
    const release = data.channels.find(e => e.id === 'release')
    let max = 0
    release.versions.forEach(e => { if (e.timestamp > max) { max = e.timestamp } })
    const latest = findLatest(release.versions)
    qFlipper.version = latest.version
    qFlipper.links.macOS = latest.files.find(e => e.target === 'macos/amd64').url
    qFlipper.links.Windows = latest.files.find(e => e.target === 'windows/amd64' && e.type === 'installer').url
    qFlipper.links.Linux = latest.files.find(e => e.target === 'linux/amd64').url
    document.querySelector('[href=current]').innerHTML = '<span style=font-size: 125%;>Download qFlipper</span><span>for <img style=position: relative;top: -2px;margin: 0px 2px 0 8px; src=https://cdn.flipperzero.one/' + os + '-white-logo.svg/> ' + os + '</span>'
    document.querySelector('[href=current]').setAttribute('href', qFlipper.links[os])
    document.querySelector('[href=macOS]').setAttribute('href', qFlipper.links.macOS)
    document.querySelector('[href=Windows]').setAttribute('href', qFlipper.links.Windows)
    document.querySelector('[href=Linux]').setAttribute('href', qFlipper.links.Linux)
  })
  fetch('https://update.flipperzero.one/firmware/directory.json').then((response) => { return response.json() }).then(data => {
    const dev = data.channels.find(e => e.id === 'development')
    const rc = data.channels.find(e => e.id === 'release-candidate')
    const release = data.channels.find(e => e.id === 'release')
    let latest = findLatest(dev.versions)
    document.querySelector('[href=dev]').innerHTML = 'Dev Unstable   <span style=color: rgb(253, 36, 36);>' + latest.version + '</span>'
    document.querySelector('[href=dev]').setAttribute('href', latest.files.find(e => e.target === 'f7' && e.type === 'full_dfu').url)
    latest = findLatest(rc.versions)
    document.querySelector('[href=rc]').innerHTML = 'Release Candidate   <span style=color: rgb(135, 42, 204);>' + latest.version + '</span>'
    document.querySelector('[href=rc]').setAttribute('href', latest.files.find(e => e.target === 'f7' && e.type === 'full_dfu').url)
    latest = findLatest(release.versions)
    document.querySelector('[href=release]').innerHTML = 'Latest Release   <span style=color: rgb(59, 207, 70);>' + latest.version + '</span>'
    document.querySelector('[href=release]').setAttribute('href', latest.files.find(e => e.target === 'f7' && e.type === 'full_dfu').url)
  })
})();
```

--------------------------------

### System Control Commands

Source: https://docs.flipper.net/zero/development/cli

Commands for managing system debug and heap tracking in Flipper Zero.

```APIDOC
## sysctl debug

### Description
Enables or disables system debug mode.

### Command
sysctl debug <0/1>

### Parameters
#### Arguments
- **enable** (0/1) - Required - 1 to enable, 0 to disable

### Request Example
sysctl debug 1

### Response
#### Success Response
Debug mode toggled.

#### Response Example
System debug enabled.

## sysctl heap_track

### Description
Enables or disables heap allocation tracking mode.

### Command
sysctl heap_track <none/main>

### Parameters
#### Arguments
- **mode** (none/main) - Required - 'main' to enable, 'none' to disable

### Request Example
sysctl heap_track main

### Response
#### Success Response
Heap tracking toggled.

#### Response Example
Heap tracking enabled.
```

--------------------------------

### Detect OS and fetch qFlipper download links

Source: https://docs.flipper.net/zero/basics/firmware-update

JavaScript snippet that detects the user's operating system and dynamically updates download links for qFlipper based on the latest version available from the Flipper Zero update server.

```JavaScript
(() => {
  const qFlipper = { version: '', links: { macOS: '', Windows: '', Linux: '' } }
  let os = 'Windows'
  if (navigator.userAgent.includes('Macintosh')) { os = 'macOS' } else if (navigator.userAgent.includes('Linux') && !navigator.userAgent.includes('Android')) { os = 'Linux' } else { os = 'Windows' }
  function findLatest (versions) {
    let max = 0
    versions.forEach(e => { if (e.timestamp > max) { max = e.timestamp } })
    return versions.find(e => e.timestamp === max)
  }
  fetch('https://update.flipperzero.one/qFlipper/directory.json').then((response) => { return response.json() }).then(data => {
    const release = data.channels.find(e => e.id === 'release')
    let max = 0
    release.versions.forEach(e => { if (e.timestamp > max) { max = e.timestamp } })
    const latest = findLatest(release.versions)
    qFlipper.version = latest.version
    qFlipper.links.macOS = latest.files.find(e => e.target === 'macos/amd64').url
    qFlipper.links.Windows = latest.files.find(e => e.target === 'windows/amd64' && e.type === 'installer').url
    qFlipper.links.Linux = latest.files.find(e => e.target === 'linux/amd64').url
    document.querySelector('[href="current"]').innerHTML = '<span style="font-size: 125%;">Download qFlipper</span><span>for <img style="position: relative;top: -2px;margin: 0px 2px 0 8px;" src="https://cdn.flipperzero.one/' + os + '-white-logo.svg"/> ' + os + '</span>'
    document.querySelector('[href="current"]').setAttribute('href', qFlipper.links[os])
    document.querySelector('[href="macOS"]').setAttribute('href', qFlipper.links.macOS)
    document.querySelector('[href="Windows"]').setAttribute('href', qFlipper.links.Windows)
    document.querySelector('[href="Linux"]').setAttribute('href', qFlipper.links.Linux)
  })
})()
```

--------------------------------

### Create dynamic qFlipper download button with OS detection

Source: https://docs.flipper.net/zero/basics/first-start

HTML, CSS, and JavaScript code that renders a styled download button and uses client-side OS detection to fetch the latest qFlipper release from the Flipper update server. The script updates the button label and link according to the detected platform. Requires internet access and a modern browser.

```HTML/JavaScript
<style>\n  .qf-download-btn {\n    display: flex;\n    flex-direction: column;\n    justify-content: center;\n    width: 310px;\n    height: 86px;\n    text-align: center;\n    color: #ffffff;\n    font-size: 22px;\n    line-height: 1.55;\n    border-radius: 10px;\n    background-color: #1faa20;\n    transition: background-color 0.2s ease-in-out, color 0.2s ease-in-out, border-color 0.2s ease-in-out;\n  }\n  .qf-download-btn img {\n    display: inline;\n  }\n</style>\n<div style=\"display: flex; justify-content: center;\">\n  <a class=\"qf-download-btn\" href=\"current\"><span style=\"font-size: 125%;\">Download qFlipper</span><span>for macOS</span></a>\n</div>\n<script>\n  (() => {\n    const qFlipper = { version: '', links: { macOS: '', Windows: '', Linux: '' } }\n    let os = 'Windows'\n    if (navigator.userAgent.includes('Macintosh')) { os = 'macOS' } else if (navigator.userAgent.includes('Linux') && !navigator.userAgent.includes('Android')) { os = 'Linux' } else { os = 'Windows' }\n    function findLatest (versions) {\n      let max = 0\n      versions.forEach(e => { if (e.timestamp > max) { max = e.timestamp } })\n      return versions.find(e => e.timestamp === max)\n    }\n    fetch('https://update.flipperzero.one/qFlipper/directory.json').then((response) => { return response.json() }).then(data => {\n      const release = data.channels.find(e => e.id === 'release')\n      let max = 0\n      release.versions.forEach(e => { if (e.timestamp > max) { max = e.timestamp } })\n      const latest = findLatest(release.versions)\n      qFlipper.version = latest.version\n      qFlipper.links.macOS = latest.files.find(e => e.target === 'macos/amd64').url\n      qFlipper.links.Windows = latest.files.find(e => e.target === 'windows/amd64' && e.type === 'installer').url\n      qFlipper.links.Linux = latest.files.find(e => e.target === 'linux/amd64').url\n      document.querySelector('[href=\"current\"]').innerHTML = '<span style=\"font-size: 125%;\">Download qFlipper</span><span>for <img style=\"position: relative;top: -2px;margin: 0px 2px 0 8px;\" src=\"https://cdn.flipperzero.one/' + os + '-white-logo.svg\"/> ' + os + '</span>'\n      document.querySelector('[href=\"current\"]').setAttribute('href', qFlipper.links[os])\n      document.querySelector('[href=\"macOS\"]').setAttribute('href', qFlipper.links.macOS)\n      document.querySelector('[href=\"Windows\"]').setAttribute('href', qFlipper.links.Windows)\n      document.querySelector('[href=\"Linux\"]').setAttribute('href', qFlipper.links.Linux)\n    })\n    /* fetch('https://update.flipperzero.one/firmware/directory.json').then((response) => { return response.json() }).then(data => {\n      const dev = data.channels.find(e => e.id === 'development')\n      const rc = data.channels.find(e => e.id === 'release-candidate')\n      const release = data.channels.find(e => e.id === 'release')\n      let latest = findLatest(dev.versions)\n      document.querySelector('[href=\"dev\"]').innerHTML = 'Dev Unstable   <span style=\"color: rgb(253, 36, 36);\">' + latest.version + '</span>'\n      document.querySelector('[href=\"dev\"]').setAttribute('href', latest.files.find(e => e.target === 'f7' && e.type === 'full_dfu').url)\n      latest = findLatest(rc.versions)\n      document.querySelector('[href=\"rc\"]').innerHTML = 'Release Candidate   <span style=\"color: rgb(135, 42, 204);\">' + latest.version + '</span>'\n      document.querySelector('[href=\"rc\"]').setAttribute('href', latest.files.find(e => e.target === 'f7' && e.type === 'full_dfu').url)\n      latest = findLatest(release.versions)\n      document.querySelector('[href=\"release\"]').innerHTML = 'Latest Release   <span style=\"color: rgb(25, 170, 32);\">' + latest.version + '</span>'\n      document.querySelector('[href=\"release\"]').setAttribute('href', latest.files.find(e => e.target === 'f7' && e.type === 'full_dfu').url)\n    }) */\n  })()\n</script>
```