diff --git a/confsync/cli/detect.py b/confsync/cli/detect.py
new file mode 100644
index 0000000..b793766
--- /dev/null
+++ b/confsync/cli/detect.py
@@ -0,0 +1,180 @@
+"""Detect command for configuration file detection."""
+
+from typing import Dict, Optional, List
+import typer
+from rich.console import Console
+from rich.table import Table
+from rich.panel import Panel
+
+from confsync.detectors.base import DetectorRegistry
+from confsync.models.config_models import ConfigCategory, ConfigFile
+
+detect_cmd = typer.Typer(
+    name="detect",
+    help="Detect and catalog configuration files",
+    no_args_is_help=True,
+)
+
+console = Console()
+
+
+@detect_cmd.command("all")
+def detect_all(
+    category: Optional[str] = typer.Option(
+        None, "--category", "-c", help="Filter by category (editor, terminal, shell, git, ssh, docker, tmux, misc)"
+    ),
+    tool: Optional[str] = typer.Option(
+        None, "--tool", "-t", help="Filter by tool name"
+    ),
+    verbose: bool = typer.Option(False, "--verbose", "-v", help="Show detailed information"),
+):
+    """Detect all configuration files."""
+    categories = None
+    if category:
+        try:
+            categories = [ConfigCategory(category.lower())]
+        except ValueError:
+            console.print(f"[red]Error:[/red] Unknown category '{category}'")
+            console.print(f"Available categories: {', '.join([c.value for c in ConfigCategory])}")
+            return
+
+    configs = DetectorRegistry.detect_all(categories)
+
+    if tool:
+        configs = [c for c in configs if c.tool_name.lower() == tool.lower()]
+
+    if not configs:
+        console.print("[yellow]No configuration files detected.[/yellow]")
+        return
+
+    table = Table(title="Detected Configuration Files")
+    table.add_column("Tool", style="cyan")
+    table.add_column("Category", style="magenta")
+    table.add_column("File Path", style="green")
+    table.add_column("Size", justify="right", style="yellow")
+
+    for config in configs:
+        table.add_row(
+            config.tool_name,
+            config.category.value,
+            config.path if len(config.path) < 50 else "..." + config.path[-47:],
+            f"{config.size} bytes" if verbose else str(config.size),
+        )
+
+    console.print(Panel.fit(
+        f"[bold]Detected {len(configs)} configuration files[/bold]",
+        style="blue",
+    ))
+    console.print(table)
+
+    if verbose:
+        by_category: Dict[str, int] = {}
+        by_tool: Dict[str, int] = {}
+        for config in configs:
+            cat = config.category.value
+            by_category[cat] = by_category.get(cat, 0) + 1
+            tool = config.tool_name
+            by_tool[tool] = by_tool.get(tool, 0) + 1
+
+        console.print("\n[bold]By Category:[/bold]")
+        for cat, count in by_category.items():
+            console.print(f"  {cat}: {count}")
+
+        console.print("\n[bold]By Tool:[/bold]")
+        for tool, count in by_tool.items():
+            console.print(f"  {tool}: {count}")
+
+
+@detect_cmd.command("editor")
+def detect_editors(
+    verbose: bool = typer.Option(False, "--verbose", "-v", help="Show detailed information"),
+):
+    """Detect editor configuration files."""
+    configs = DetectorRegistry.detect_all([ConfigCategory.EDITOR])
+
+    if not configs:
+        console.print("[yellow]No editor configuration files detected.[/yellow]")
+        return
+
+    _display_configs(configs, "Editor", verbose)
+
+
+@detect_cmd.command("terminal")
+def detect_terminal(
+    verbose: bool = typer.Option(False, "--verbose", "-v", help="Show detailed information"),
+):
+    """Detect terminal configuration files."""
+    configs = DetectorRegistry.detect_all([ConfigCategory.TERMINAL])
+
+    if not configs:
+        console.print("[yellow]No terminal configuration files detected.[/yellow]")
+        return
+
+    _display_configs(configs, "Terminal", verbose)
+
+
+@detect_cmd.command("shell")
+def detect_shell(
+    verbose: bool = typer.Option(False, "--verbose", "-v", help="Show detailed information"),
+):
+    """Detect shell configuration files."""
+    configs = DetectorRegistry.detect_all([ConfigCategory.SHELL])
+
+    if not configs:
+        console.print("[yellow]No shell configuration files detected.[/yellow]")
+        return
+
+    _display_configs(configs, "Shell", verbose)
+
+
+@detect_cmd.command("git")
+def detect_git(
+    verbose: bool = typer.Option(False, "--verbose", "-v", help="Show detailed information"),
+):
+    """Detect Git configuration files."""
+    configs = DetectorRegistry.detect_all([ConfigCategory.GIT])
+
+    if not configs:
+        console.print("[yellow]No Git configuration files detected.[/yellow]")
+        return
+
+    _display_configs(configs, "Git", verbose)
+
+
+@detect_cmd.command("tools")
+def list_tools():
+    """List all available detection tools."""
+    tools = DetectorRegistry.list_tools()
+    categories = DetectorRegistry.list_categories()
+
+    console.print("[bold]Available Detection Tools:[/bold]")
+    for tool in sorted(tools):
+        detector = DetectorRegistry.get_detector(tool)
+        if detector:
+            console.print(f"  [cyan]{tool}[/cyan] ({detector.category.value})")
+
+    console.print("\n[bold]Available Categories:[/bold]")
+    for cat in categories:
+        console.print(f"  [magenta]{cat.value}[/magenta]")
+
+
+def _display_configs(configs: List[ConfigFile], title: str, verbose: bool):
+    """Display detected configurations in a table."""
+    table = Table(title=f"Detected {title} Configuration Files")
+    table.add_column("Tool", style="cyan")
+    table.add_column("File Path", style="green")
+    table.add_column("Size", justify="right", style="yellow")
+
+    for config in configs:
+        path_display = config.path if len(config.path) < 60 else "..." + config.path[-57:]
+        table.add_row(
+            config.tool_name,
+            path_display,
+            f"{config.size} bytes" if verbose else str(config.size),
+        )
+
+    console.print(Panel.fit(
+        f"[bold]Detected {len(configs)} {title} configuration files[/bold]",
+        style="blue",
+    ))
+    console.print(table)