What is glass?
glass is a MCP server by fixed-width that drive native GUI apps under development: launch, screenshot, read the accessibility tree, inject input, tail logs and diff frames on desktop, Android and iOS. It is listed under Productivity and has 18 GitHub stars.
| Type | Mcp server |
|---|---|
| Author | fixed-width |
| Repository | fixed-width/glass |
| Popularity | 18 GitHub stars |
| Category | Productivity |
| Security | Low risk (84/100) |
| Rank | #1,377 of 4,418 MCP servers; #49 in Productivity |
| License | Apache-2.0 |
| Last commit | 2026-10-16 |
| Runs | Locally |
| Language | Rust |
| Platforms | macOS, Windows, Linux |
Is glass safe to install?
glass scores 84/100 on the MCPMods security check: Low risk. Things to review: executes code or shell commands. It passed 4 of 6 checks.
MCP server results come from listing signals: who publishes it, where your data goes and what it can do. The code itself is not scanned yet.
| Check | Result |
|---|---|
| Community-built server | Note |
| Runs on your machine only | Pass |
| No credentials mentioned | Pass |
| Read-only by description | Pass |
| Executes code or shell commands | Review |
| Source on GitHub | Pass |
How do I install glass?
- Find the launch command. The README says how the server starts (npx, uvx, docker or a remote URL) and which API keys it needs.
https://github.com/fixed-width/glass
- Add it to Claude Code. Replace the part after -- with the command from the README. Remote servers use --transport http with a URL.
claude mcp add glass -- <command from README> claude mcp add --transport http glass <server-url>
- Check it connected. This lists your MCP servers and their status.
claude mcp list
Or ask Claude to set it up
Paste this into Claude Code and it installs glass for you:
Add the "glass" MCP server from https://github.com/fixed-width/glass to Claude Code. Read its README for the launch command and any API keys I need, run claude mcp add, then check that it connects.