---
bezeichner: "io.github.ObscuritySRL/bun-uia"
art: "mcp_server"
slug: "io-github-obscuritysrl-bun-uia"
paketkoordinate: "npm:bun-uia"
status: "aktiv"
homepage: "https://github.com/ObscuritySRL/bun-win32"
erhebungsstand: "2026-10-11T01:17:01.851Z"
namensraum: "io.github.ObscuritySRL"
registerseite: "https://tracevero.com/mcp/io-github-obscuritysrl-bun-uia"
abgerufen_am: "2026-10-11"
zugangsdaten_erforderlich: false
ausfuehrungsort: "lokal"
dateisystem_pfadargument: false
quelloffen_einsehbar: true
roh_beschreibung: "Playwright for the Windows desktop, from Bun — drive native GUIs via UI Automation + MCP."
version: "1.9.1"
roh_umgebungsvariablen: "BUN_UIA_PROFILE, BUN_UIA_OS, BUN_UIA_ALLOW, BUN_UIA_DENY, BUN_UIA_CURSOR, BUN_UIA_FS_ROOT"
roh_geheime_pflichtvariablen: ""
roh_transportarten: "stdio"
roh_pfadargumente: ""
roh_repository_url: "https://github.com/ObscuritySRL/bun-win32"
roh_paketquellen: "npm"
roh_geheime_pflichtkopfzeilen: ""
roh_pfad_umgebungsvariablen: ""
roh_remote_adressen: ""
roh_remote_hosts: ""
roh_statusmeldung: ""
roh_veroeffentlicht_am: "2026-06-18"
roh_aktualisiert_am: "2026-06-18"
roh_schemafassung: "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json"
roh_bereitstellungsform: "paket"
roh_repository_quelle: "github"
roh_repository_unterordner: "packages/bun-uia"
roh_paketbezeichner: "bun-uia"
roh_paketversionen: "1.9.1"
roh_laufzeithinweise: "bunx"
roh_umgebungsformate: "string"
roh_umgebungsbeschreibungen: "BUN_UIA_ALLOW=Comma-separated tool names or categories to additionally allow on top of the profile. · BUN_UIA_CURSOR=Set to 'never' to forbid the real-cursor fallback entirely (strictly cursor-free). By default clicks/drags are cursor-free but fall back to the real hardware cursor when no cursor-free path exists. · BUN_UIA_DENY=Comma-separated tool names or categories to deny, overriding the profile and BUN_UIA_ALLOW. · BUN_UIA_FS_ROOT=Sandbox root directory that read_file/write_file/list_dir are confined to when fs tools are enabled. · BUN_UIA_OS=Set to '1' to allow OS-level tools (launch_app, run_program, open_path) AND filesystem tools (read_file, write_file, list_dir) regardless of profile. · BUN_UIA_PROFILE=Capability profile: 'readonly' (inspect/read only), 'safe' (read + input + window — default), or 'full' (also os + fs tools)."
roh_symbolformate: ""
roh_verbindungswege: "{\"packages\":[{\"registryType\":\"npm\",\"identifier\":\"bun-uia\",\"version\":\"1.9.1\",\"runtimeHint\":\"bunx\",\"transport\":\"stdio\",\"environment\":[{\"name\":\"BUN_UIA_PROFILE\",\"description\":\"Capability profile: 'readonly' (inspect/read only), 'safe' (read + input + window — default), or 'full' (also os + fs tools).\",\"format\":\"string\",\"required\":false,\"secret\":false},{\"name\":\"BUN_UIA_OS\",\"description\":\"Set to '1' to allow OS-level tools (launch_app, run_program, open_path) AND filesystem tools (read_file, write_file, list_dir) regardless of profile.\",\"format\":\"string\",\"required\":false,\"secret\":false},{\"name\":\"BUN_UIA_ALLOW\",\"description\":\"Comma-separated tool names or categories to additionally allow on top of the profile.\",\"format\":\"string\",\"required\":false,\"secret\":false},{\"name\":\"BUN_UIA_DENY\",\"description\":\"Comma-separated tool names or categories to deny, overriding the profile and BUN_UIA_ALLOW.\",\"format\":\"string\",\"required\":false,\"secret\":false},{\"name\":\"BUN_UIA_CURSOR\",\"description\":\"Set to 'never' to forbid the real-cursor fallback entirely (strictly cursor-free). By default clicks/drags are cursor-free but fall back to the real hardware cursor when no cursor-free path exists.\",\"format\":\"string\",\"required\":false,\"secret\":false},{\"name\":\"BUN_UIA_FS_ROOT\",\"description\":\"Sandbox root directory that read_file/write_file/list_dir are confined to when fs tools are enabled.\",\"format\":\"string\",\"required\":false,\"secret\":false}],\"additional_arguments_declared\":false}],\"remotes\":[]}"
---

# io.github.ObscuritySRL/bun-uia

## Measured values

| Property | Value | Source | Collected on | Level of trust | Raw declaration |
| --- | --- | --- | --- | --- | --- |
| Required secrets declared | false | MCP-Register | 2026-08-06T13:57:41.838Z | abgeleitet | roh_geheime_pflichtvariablen: ; roh_geheime_pflichtkopfzeilen: |
| Execution location | lokal | MCP-Register | 2026-08-06T13:57:41.838Z | abgeleitet | roh_transportarten: stdio |
| Path argument present | false | MCP-Register | 2026-08-06T13:57:41.838Z | abgeleitet | roh_pfadargumente: ; roh_pfad_umgebungsvariablen: |
| Repository URL listed | true | MCP-Register | 2026-08-06T13:57:41.838Z | abgeleitet | roh_repository_url: https://github.com/ObscuritySRL/bun-win32 |
| Description (raw) | Playwright for the Windows desktop, from Bun — drive native GUIs via UI Automation + MCP. | MCP-Register | 2026-08-26T16:45:01.514Z | selbstauskunft |  |
| Declared version | 1.9.1 | MCP-Register | 2026-08-06T13:57:41.838Z | selbstauskunft |  |
| Environment variables (raw) | BUN_UIA_PROFILE, BUN_UIA_OS, BUN_UIA_ALLOW, BUN_UIA_DENY, BUN_UIA_CURSOR, BUN_UIA_FS_ROOT | MCP-Register | 2026-08-06T13:57:41.838Z | selbstauskunft |  |
| Required secret variables (raw) |  | MCP-Register | 2026-08-06T13:57:41.838Z | selbstauskunft |  |
| Transports (raw) | stdio | MCP-Register | 2026-08-06T13:57:41.838Z | selbstauskunft |  |
| Path arguments (raw) |  | MCP-Register | 2026-08-06T13:57:41.838Z | selbstauskunft |  |
| Repository (raw) | https://github.com/ObscuritySRL/bun-win32 | MCP-Register | 2026-08-06T13:57:41.838Z | selbstauskunft |  |
| Package registries (raw) | npm | MCP-Register | 2026-08-06T13:57:41.838Z | selbstauskunft |  |
| Required secret headers (raw) |  | MCP-Register | 2026-08-16T01:17:01.420Z | selbstauskunft |  |
| Path environment variables (raw) |  | MCP-Register | 2026-08-16T01:17:01.420Z | selbstauskunft |  |
| Remote URLs (raw) |  | MCP-Register | 2026-08-16T01:17:01.420Z | selbstauskunft |  |
| Remote hosts (raw) |  | MCP-Register | 2026-08-16T01:17:01.420Z | selbstauskunft |  |
| Registry status message (raw) |  | MCP-Register | 2026-08-16T01:17:01.420Z | selbstauskunft |  |
| First listed in the registry (raw) | 2026-06-18 | MCP-Register | 2026-08-16T01:17:01.420Z | selbstauskunft |  |
| Last changed in the registry (raw) | 2026-06-18 | MCP-Register | 2026-08-16T01:17:01.420Z | selbstauskunft |  |
| Schema version of the raw record (raw) | https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json | MCP-Register | 2026-08-16T01:17:01.420Z | selbstauskunft |  |
| Delivery form (raw) | paket | MCP-Register | 2026-08-16T01:17:01.420Z | selbstauskunft |  |
| Repository platform (raw) | github | MCP-Register | 2026-08-16T01:17:01.420Z | selbstauskunft |  |
| Repository subfolder (raw) | packages/bun-uia | MCP-Register | 2026-08-16T01:17:01.420Z | selbstauskunft |  |
| Package identifiers (raw) | bun-uia | MCP-Register | 2026-08-16T01:17:01.420Z | selbstauskunft |  |
| Package versions (raw) | 1.9.1 | MCP-Register | 2026-08-16T01:17:01.420Z | selbstauskunft |  |
| Runtime hints (raw) | bunx | MCP-Register | 2026-08-16T01:17:01.420Z | selbstauskunft |  |
| Environment variable formats (raw) | string | MCP-Register | 2026-08-16T01:17:01.420Z | selbstauskunft |  |
| Environment variable descriptions (raw) | BUN_UIA_ALLOW=Comma-separated tool names or categories to additionally allow on top of the profile. · BUN_UIA_CURSOR=Set to 'never' to forbid the real-cursor fallback entirely (strictly cursor-free). By default clicks/drags are cursor-free but fall back to the real hardware cursor when no cursor-free path exists. · BUN_UIA_DENY=Comma-separated tool names or categories to deny, overriding the profile and BUN_UIA_ALLOW. · BUN_UIA_FS_ROOT=Sandbox root directory that read_file/write_file/list_dir are confined to when fs tools are enabled. · BUN_UIA_OS=Set to '1' to allow OS-level tools (launch_app, run_program, open_path) AND filesystem tools (read_file, write_file, list_dir) regardless of profile. · BUN_UIA_PROFILE=Capability profile: 'readonly' (inspect/read only), 'safe' (read + input + window — default), or 'full' (also os + fs tools). | MCP-Register | 2026-08-16T01:17:01.420Z | selbstauskunft |  |
| Icon formats (raw) |  | MCP-Register | 2026-08-16T01:17:01.420Z | selbstauskunft |  |
| Connection paths (source structure) | {"packages":[{"registryType":"npm","identifier":"bun-uia","version":"1.9.1","runtimeHint":"bunx","transport":"stdio","environment":[{"name":"BUN_UIA_PROFILE","description":"Capability profile: 'readonly' (inspect/read only), 'safe' (read + input + window — default), or 'full' (also os + fs tools).","format":"string","required":false,"secret":false},{"name":"BUN_UIA_OS","description":"Set to '1' to allow OS-level tools (launch_app, run_program, open_path) AND filesystem tools (read_file, write_file, list_dir) regardless of profile.","format":"string","required":false,"secret":false},{"name":"BUN_UIA_ALLOW","description":"Comma-separated tool names or categories to additionally allow on top of the profile.","format":"string","required":false,"secret":false},{"name":"BUN_UIA_DENY","description":"Comma-separated tool names or categories to deny, overriding the profile and BUN_UIA_ALLOW.","format":"string","required":false,"secret":false},{"name":"BUN_UIA_CURSOR","description":"Set to 'never' to forbid the real-cursor fallback entirely (strictly cursor-free). By default clicks/drags are cursor-free but fall back to the real hardware cursor when no cursor-free path exists.","format":"string","required":false,"secret":false},{"name":"BUN_UIA_FS_ROOT","description":"Sandbox root directory that read_file/write_file/list_dir are confined to when fs tools are enabled.","format":"string","required":false,"secret":false}],"additional_arguments_declared":false}],"remotes":[]} | MCP-Register | 2026-09-08T01:17:01.649Z | selbstauskunft |  |

## Links

- Namespace: [[namensraum/io-github-obscuritysrl|io.github.ObscuritySRL]]

---

- Registry page: <https://tracevero.com/mcp/io-github-obscuritysrl-bun-uia>
- Retrieved on: 2026-10-11
