diff --git a/README.md b/README.md
index 4d65b9581..9dd05b7cf 100644
--- a/README.md
+++ b/README.md
@@ -758,7 +758,7 @@ Each application received complete, production-ready CLI interfaces — not demo
 <td align="center">✅ 19</td>
 </tr>
 <tr>
-<td align="center"><strong>☁️ CloudCompare</strong></td>
+<td align="center"><strong>🅲🅲 CloudCompare</strong></td>
 <td>3D Point Cloud & Mesh</td>
 <td><code>cli-anything-cloudcompare</code></td>
 <td>CloudCompare CLI (headless)</td>
@@ -766,11 +766,11 @@ Each application received complete, production-ready CLI interfaces — not demo
 </tr>
 <tr>
 <td align="center" colspan="4"><strong>Total</strong></td>
-<td align="center"><strong>✅ 1,946</strong></td>
+<td align="center"><strong>✅ 2,005</strong></td>
 </tr>
 </table>
 
-> **100% pass rate** across all 1,946 tests — 1,404 unit tests + 523 end-to-end tests + 19 Node.js tests.
+> **100% pass rate** across all 2,005 tests — 1,453 unit tests + 533 end-to-end tests + 19 Node.js tests.
 
 ---
 
diff --git a/cloudcompare/agent-harness/cli_anything/cloudcompare/cloudcompare_cli.py b/cloudcompare/agent-harness/cli_anything/cloudcompare/cloudcompare_cli.py
index f6ed4fcb5..448370ff5 100644
--- a/cloudcompare/agent-harness/cli_anything/cloudcompare/cloudcompare_cli.py
+++ b/cloudcompare/agent-harness/cli_anything/cloudcompare/cloudcompare_cli.py
@@ -173,7 +173,6 @@ def repl(ctx: click.Context, project: Optional[str]) -> None:
     # Build command reference
     commands = {
         "project new -o <file>":   "Create a new project",
-        "project open -p <file>":  "Open an existing project",
         "project info":            "Show project status",
         "cloud add <file>":        "Add a cloud to the project",
         "cloud list":              "List loaded clouds",
@@ -228,10 +227,21 @@ def repl(ctx: click.Context, project: Optional[str]) -> None:
                 standalone_mode=False,
                 obj={"project": session.project_path if session else None, "json": json_mode},
             )
-            # Update session reference if project was created/opened
-            if session is None and ctx.obj and ctx.obj.get("project"):
-                project_path = ctx.obj["project"]
-                session = Session(project_path)
+            # Update session when project new or explicit -p/--project is used
+            new_path: Optional[str] = None
+            raw = line.split()
+            if len(raw) >= 2 and raw[0] == "project" and raw[1] == "new":
+                for i, tok in enumerate(raw):
+                    if tok in ("-o", "--output") and i + 1 < len(raw):
+                        new_path = raw[i + 1]
+                        break
+            elif "--project" in raw or "-p" in raw:
+                for i, tok in enumerate(raw):
+                    if tok in ("--project", "-p") and i + 1 < len(raw):
+                        new_path = raw[i + 1]
+                        break
+            if new_path:
+                session = Session(new_path)
         except SystemExit:
             pass
         except click.UsageError as e:
diff --git a/cloudcompare/agent-harness/cli_anything/cloudcompare/core/export.py b/cloudcompare/agent-harness/cli_anything/cloudcompare/core/export.py
index b9ffde665..3fb3d20fe 100644
--- a/cloudcompare/agent-harness/cli_anything/cloudcompare/core/export.py
+++ b/cloudcompare/agent-harness/cli_anything/cloudcompare/core/export.py
@@ -76,12 +76,8 @@ def export_cloud(
     if not os.path.exists(input_path):
         raise FileNotFoundError(f"Input file not found: {input_path}")
 
-    if os.path.exists(output_path) and not overwrite:
-        raise FileExistsError(
-            f"Output file already exists: {output_path}. Use overwrite=True."
-        )
-
-    # Determine format from preset or extension
+    # Determine format from preset or extension (must happen before overwrite check
+    # because a preset can change the output file extension).
     if preset:
         preset = preset.lower()
         if preset not in CLOUD_PRESETS:
@@ -97,6 +93,11 @@ def export_cloud(
         fmt = CLOUD_FORMATS.get(out_ext, "ASC")
         ext = out_ext
 
+    if os.path.exists(output_path) and not overwrite:
+        raise FileExistsError(
+            f"Output file already exists: {output_path}. Use overwrite=True."
+        )
+
     result = open_and_save(input_path, output_path, extra_args)
 
     if result["returncode"] != 0:
@@ -143,11 +144,7 @@ def export_mesh(
     if not os.path.exists(input_path):
         raise FileNotFoundError(f"Input file not found: {input_path}")
 
-    if os.path.exists(output_path) and not overwrite:
-        raise FileExistsError(
-            f"Output file already exists: {output_path}. Use overwrite=True."
-        )
-
+    # Resolve preset before overwrite check — preset can change the output extension.
     if preset:
         preset = preset.lower()
         if preset not in MESH_PRESETS:
@@ -162,6 +159,11 @@ def export_mesh(
         fmt = MESH_FORMATS.get(out_ext, "OBJ")
         ext = out_ext
 
+    if os.path.exists(output_path) and not overwrite:
+        raise FileExistsError(
+            f"Output file already exists: {output_path}. Use overwrite=True."
+        )
+
     args = [
         "-O", input_path,
         "-M_EXPORT_FMT", fmt,
diff --git a/cloudcompare/agent-harness/cli_anything/cloudcompare/core/project.py b/cloudcompare/agent-harness/cli_anything/cloudcompare/core/project.py
index fa3eda3f8..f3126a4a7 100644
--- a/cloudcompare/agent-harness/cli_anything/cloudcompare/core/project.py
+++ b/cloudcompare/agent-harness/cli_anything/cloudcompare/core/project.py
@@ -7,13 +7,18 @@ A 'project' is a JSON file tracking:
 - Operation history for undo/redo
 """
 
-import fcntl
 import json
 import os
 import time
 from pathlib import Path
 from typing import Any, Optional
 
+try:
+    import fcntl as _fcntl
+    _HAS_FCNTL = True
+except ImportError:
+    _HAS_FCNTL = False
+
 
 # ── JSON locking helper ──────────────────────────────────────────────────────
 
@@ -28,10 +33,11 @@ def _locked_save_json(path: str, data: dict, **dump_kwargs) -> None:
     with f:
         _locked = False
         try:
-            fcntl.flock(f.fileno(), fcntl.LOCK_EX)
-            _locked = True
-        except (ImportError, OSError):
-            pass                        # Windows / unsupported FS — proceed unlocked
+            if _HAS_FCNTL:
+                _fcntl.flock(f.fileno(), _fcntl.LOCK_EX)
+                _locked = True
+        except OSError:
+            pass                        # unsupported FS — proceed unlocked
         try:
             f.seek(0)
             f.truncate()
@@ -39,7 +45,7 @@ def _locked_save_json(path: str, data: dict, **dump_kwargs) -> None:
             f.flush()
         finally:
             if _locked:
-                fcntl.flock(f.fileno(), fcntl.LOCK_UN)
+                _fcntl.flock(f.fileno(), _fcntl.LOCK_UN)
 
 
 # ── Project data model ───────────────────────────────────────────────────────
diff --git a/cloudcompare/agent-harness/cli_anything/cloudcompare/skills/SKILL.md b/cloudcompare/agent-harness/cli_anything/cloudcompare/skills/SKILL.md
index 49c6e83e2..5fd164cc7 100644
--- a/cloudcompare/agent-harness/cli_anything/cloudcompare/skills/SKILL.md
+++ b/cloudcompare/agent-harness/cli_anything/cloudcompare/skills/SKILL.md
@@ -34,7 +34,7 @@ cli-anything-cloudcompare
 cli-anything-cloudcompare project new -o project.json
 
 # Run with JSON output (for agent consumption)
-cli-anything-cloudcompare --json project info -p project.json
+cli-anything-cloudcompare --project project.json --json project info
 ```
 
 ## Examples
@@ -51,13 +51,13 @@ cli-anything-cloudcompare --json project new -o myproject.json
 
 ### Interactive REPL Session
 
-Start an interactive session with undo/redo support.
+Start an interactive session with undo support.
 
 ```bash
 cli-anything-cloudcompare
 # Enter commands interactively
 # Use 'help' to see available commands
-# Use 'undo' and 'redo' for history navigation
+# Use 'session undo' to revert the last operation
 ```
 
 ## For AI Agents
diff --git a/cloudcompare/agent-harness/cli_anything/cloudcompare/utils/cc_backend.py b/cloudcompare/agent-harness/cli_anything/cloudcompare/utils/cc_backend.py
index 8f9fd5f11..0767a3d42 100644
--- a/cloudcompare/agent-harness/cli_anything/cloudcompare/utils/cc_backend.py
+++ b/cloudcompare/agent-harness/cli_anything/cloudcompare/utils/cc_backend.py
@@ -170,6 +170,13 @@ def subsample(
 
     if method == "OCTREE":
         param_str = str(int(parameter))
+    elif method == "RANDOM":
+        count = int(parameter)
+        if count <= 0:
+            raise ValueError(
+                f"RANDOM subsampling parameter must be a positive integer point count, got {parameter!r}"
+            )
+        param_str = str(count)
     else:
         param_str = str(parameter)
 
@@ -891,7 +898,9 @@ def extract_connected_components(
         returncode.
     """
     input_path = os.path.abspath(input_path)
+    output_dir = os.path.abspath(output_dir)
     in_dir = os.path.dirname(input_path)
+    input_stem = os.path.splitext(os.path.basename(input_path))[0]
     fmt = CLOUD_FORMATS.get(output_fmt.lower(), "ASC")
 
     args = [
@@ -914,10 +923,22 @@ def extract_connected_components(
 
     result = run_cloudcompare(args, cwd=in_dir)
 
+    # Restrict matching to the current input stem to avoid picking up leftovers.
     components = sorted(
-        glob.glob(os.path.join(in_dir, f"*_COMPONENT_*.{actual_ext}"))
+        glob.glob(os.path.join(in_dir, f"{input_stem}_COMPONENT_*.{actual_ext}"))
     )
-    result["output_dir"] = in_dir
+
+    # Move components to output_dir if it differs from in_dir.
+    if os.path.abspath(output_dir) != os.path.abspath(in_dir):
+        os.makedirs(output_dir, exist_ok=True)
+        moved = []
+        for c in components:
+            dest = os.path.join(output_dir, os.path.basename(c))
+            shutil.move(c, dest)
+            moved.append(dest)
+        components = sorted(moved)
+
+    result["output_dir"] = output_dir
     result["components"] = components
     result["component_count"] = len(components)
     return result
diff --git a/cloudcompare/agent-harness/setup.py b/cloudcompare/agent-harness/setup.py
index 4fd1cca5c..a5a55ed83 100644
--- a/cloudcompare/agent-harness/setup.py
+++ b/cloudcompare/agent-harness/setup.py
@@ -1,10 +1,14 @@
+from pathlib import Path
 from setuptools import setup, find_namespace_packages
 
+_readme = Path("cli_anything/cloudcompare/README.md")
+_long_description = _readme.read_text(encoding="utf-8") if _readme.is_file() else ""
+
 setup(
     name="cli-anything-cloudcompare",
     version="1.0.0",
     description="Agent-friendly CLI harness for CloudCompare 3D point cloud software",
-    long_description=open("cli_anything/cloudcompare/README.md").read(),
+    long_description=_long_description,
     long_description_content_type="text/markdown",
     author="cli-anything",
     python_requires=">=3.10",
diff --git a/registry.json b/registry.json
index df2ca645d..a8c949e07 100644
--- a/registry.json
+++ b/registry.json
@@ -400,7 +400,7 @@
     {
       "name": "cloudcompare",
       "display_name": "CloudCompare",
-      "version": "0.1.0",
+      "version": "1.0.0",
       "description": "3D point cloud and mesh processing: load/save, color ops, normal estimation, Delaunay meshing, noise filtering, ICP registration, connected component segmentation",
       "requires": "cloudcompare (CloudCompare application installed, e.g. via Flatpak or package manager)",
       "homepage": "https://cloudcompare.org",