opensky (LING71671/opensky) is an MCP server listed on the M8ven Trust Index. It scores 74 out of 100, grade C. It declares 15 tools. No publisher has claimed this listing.
OpenSky: Universal Computer Use Engine & MCP Server for AI Agents
Emerging. No concerning findings. Grades remain capped until the project builds reputation through adoption. Grades reflect the full trust pyramid: code, verification depth, and reputation. New projects cap at C until adoption is earned.
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LING71671
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Install from
The grade above is for the source repository. Registries can serve a different version, so we mark the ones we were not able to read.
These names and descriptions are the publisher's own, read from the source code. We print them as written. Our assessment is the findings above, not this list.
win_list_windowsList all visible interactive desktop application windows with their titles, process names, IDs, and screen coordinates.
win_list_appsList running applications and group their open windows.
win_activate_windowBring a specific window to the foreground and focus it.
win_launch_appLaunch an application by its registered name or executable path.
win_screenshotCapture a screenshot of either the full desktop or a specific target window. Returns image base64 dataUrl and dimensions.
win_get_ui_treeExtract the structured accessibility tree (UI Automation) of a target window or desktop. Gives element indexes, bounding boxes, and current values.
win_invoke_elementDirectly trigger a UI Automation Control Pattern on an element by index (Invoke, Toggle, Select, Value, Expand/Collapse). Zero cursor movement: physical mouse pointer is NOT moved and foreground focus is preserved.
win_clickClick a target element by index or at specific coordinates. Supports single, double, right-click, etc.
win_moveMove mouse cursor to coordinates.
win_dragDrag mouse from starting coordinates to ending coordinates.
win_scrollScroll mouse wheel vertically or horizontally.
win_type_textType Unicode text into the current focus.
win_press_keyPress a keyboard shortcut or key chord (e.g. 'Ctrl+S', 'Enter', 'Alt+Tab', 'Escape', 'Ctrl+Shift+P').
win_set_valueDirectly replace the text value of an editable element by its element index from win_get_ui_tree.
win_get_cursor_positionGet the current physical mouse cursor position on screen.
Tool annotations
No tools have read-only/destructive annotations
Add readOnlyHint or destructiveHint annotations to every tool so hosts can warn users before invoking.
All four hints declared on every tool
15/15 tools missing one or more hints — win_list_windows (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint); win_list_apps (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint); win_activate_window (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint), +12 more. OpenAI's directory rejects tools where any of the four hints are missing or non-boolean.
For every tool, set all four hints (readOnlyHint, destructiveHint, idempotentHint, openWorldHint) to explicit true/false values that match the handler’s actual behaviour.
Tool test coverage
Only 0/15 tools referenced in tests (0%)
Write tests that reference each tool by name so every tool has at least one test.
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