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Pascal André d29dbf75cf
perf(tauri): Rust-native desktop event transport (#242)
## Summary

- switch the Tauri desktop runtime from the browser `EventSource` path
to a native Rust desktop event transport while leaving browser and
Electron unchanged
- restore SSE heartbeat parity by parsing named `event:` frames and
replying to `codenomad.client.ping` with an authenticated
`/api/client-connections/pong`
- add a Tauri-only settings toggle that lets the current device fall
back to the browser `EventSource` transport without leaking that choice
through shared config
- remove the temporary benchmark harness from the shipped code now that
the transport behavior has been validated

## Benchmark

The temporary in-app benchmark harness used during validation has been
removed from the final code, but the measured results are retained here
for review context.

Real Tauri/WebView2 benchmark on Windows using the dedicated session:
- workspace: `D:\CodeNomad`
- session: `ses_21feb15b3ffeLz3uRModK4KKnG`

Short command:
- `node -e "for (let i = 1; i <= 400; i += 1) console.log('line ' + i)"`

Results:
- browser `EventSource` forced in Tauri:
  - timed out after `131479.7ms`
  - `sawWorking=false`
  - `reachedIdle=false`
  - `batchesReceived=84`
  - `eventsReceived=84`
  - `maxBatchSize=1`
- Rust-native transport:
  - completed in `1437.4ms`
  - `sawWorking=true`
  - `reachedIdle=true`
  - `batchesReceived=4`
  - `eventsReceived=45`
  - `maxBatchSize=27`

Long heartbeat / stale-timeout validation:
- command: `powershell -NoProfile -Command Start-Sleep -Seconds 70`
- Rust-native transport:
  - completed in `71689.5ms`
  - `sawWorking=true`
  - `reachedIdle=true`
  - `batchesReceived=13`
  - `eventsReceived=72`
  - `maxBatchSize=25`

Confirmed separately afterward: the native transport also behaves better
on Linux.

## Validation

- `cargo test named_ping_event_is_routed_to_ping_channel`
- `cargo test session_cookie_is_attached_to_requests`
- `cargo test --no-run`
- `npx tsc --noEmit --pretty -p packages/ui/tsconfig.json`
- `npx tsc --noEmit --pretty -p packages/server/tsconfig.json`
- manual Tauri/WebView2 benchmark on Windows
- manual confirmation on Linux after the benchmark phase

## Notes

- this remains a Tauri-only transport; browser and Electron stay on the
browser `EventSource` path
- the Tauri fallback toggle is now genuinely device-local and restarts
the local event stream immediately when changed
- the long run validates heartbeat / stale-timeout robustness, not
headline perf
2026-06-08 18:20:00 +01:00
.github chore: TASK-075 automate Winget updates on release (#513) 2026-06-03 09:03:46 +02:00
.opencode revert: remove tracked NomadWorks task artifacts (#531) 2026-06-08 17:20:31 +01:00
dev-docs refactor message stream layout 2025-12-02 19:23:05 +00:00
docs revert: remove tracked NomadWorks task artifacts (#531) 2026-06-08 17:20:31 +01:00
images Move screenshots to correct folder 2025-11-21 21:59:58 +00:00
packages perf(tauri): Rust-native desktop event transport (#242) 2026-06-08 18:20:00 +01:00
scripts chore: TASK-075 automate Winget updates on release (#513) 2026-06-03 09:03:46 +02:00
temp Bump to v0.11.2 2026-02-17 18:47:21 +00:00
.gitignore chore: ignore local artifacts and add cloudflare lockfile 2026-01-22 16:42:47 +00:00
AGENTS.md docs: require detailed commit messages 2026-05-07 17:45:31 +01:00
BUILD.md Rename electron app package to @neuralnomads/codenomad-electron-app 2025-11-21 00:10:31 +00:00
LICENSE chore(license): add MIT license 2026-02-02 11:22:49 +00:00
package-lock.json Support OpenCode SDK 1.16 runtime APIs (#526) 2026-06-07 11:59:56 +01:00
package.json Bump version to 0.17.0 2026-06-04 21:05:56 +01:00
README.md docs: add auth requirement and self-signed cert warning to quick-start (#481) 2026-05-26 22:29:42 +02:00

CodeNomad

The AI Coding Cockpit for OpenCode

CodeNomad transforms OpenCode from a terminal tool into a premium desktop workspace — built for developers who live inside AI coding sessions for hours and need control, speed, and clarity.

OpenCode gives you the engine. CodeNomad gives you the cockpit.

Multi-instance workspace


Features

  • 🚀 Multi-Instance Workspace
  • 🌐 Remote Access
  • 🧠 Session Management
  • 🎙️ Voice Input & Speech
  • 🌳 Git Worktrees
  • 💬 Rich Message Experience
  • 🧩 SideCars
  • ⌨️ Command Palette
  • 📁 File System Browser
  • 🔐 Authentication & Security
  • 🔔 Notifications
  • 🎨 Theming
  • 🌍 Internationalization

Getting Started

🖥️ Desktop App

Available as both Electron and Tauri builds — choose based on your preference.

Download the latest installer for your platform from Releases.

Platform Formats
macOS DMG, ZIP (Universal: Intel + Apple Silicon)
Windows NSIS Installer, ZIP (x64, ARM64)
Linux AppImage, deb, tar.gz (x64, ARM64)

💻 CodeNomad Server

Run as a local server and access via browser. Perfect for remote development.

npx @neuralnomads/codenomad --password <your-password> --launch

Authentication required: The server requires a password on first run. You can pass it via --password, the CODENOMAD_SERVER_PASSWORD environment variable, or create an auth.json file (see Server Documentation).

Self-signed certificate: On first launch with HTTPS enabled (the default), your browser will show a "Your connection is not private" warning. This is expected — the server generates a local self-signed certificate automatically. Click Advanced → Proceed to localhost to continue. For local-only use without the warning, run with --https=false --http=true.

See Server Documentation for flags, TLS, auth, and remote access.

🧪 Dev Releases

Bleeding-edge builds from the dev branch:

npx @neuralnomads/codenomad-dev --password <your-password> --launch

SideCars

SideCars let you open local web tools inside CodeNomad as tabs.

Configuration
  • Name: Display name used in CodeNomad
  • Port: Local HTTP or HTTPS service running on 127.0.0.1:<port>
  • Base path: Mounted under /sidecars/:id
  • Prefix mode:
    • Preserve prefix forwards the full /sidecars/:id/... path upstream
    • Strip prefix removes /sidecars/:id before forwarding the request upstream
VSCode (OpenVSCode Server)

Run with Docker:

docker run -it --init -p 8000:3000 -v "${HOME}:${HOME}:cached" -e HOME=${HOME} gitpod/openvscode-server --server-base-path /sidecars/vscode

Add SideCar as:

  • Name: VSCode
  • Port: http://127.0.0.1:8000
  • Base path: /sidecars/vscode
  • Prefix mode: Preserve prefix
Terminal (ttyd)

Run with:

ttyd --writable zsh

Add SideCar as:

  • Name: Terminal
  • Port: http://127.0.0.1:7681
  • Base path: /sidecars/terminal
  • Prefix mode: Strip prefix

Requirements

  • OpenCode CLI — must be installed and in your PATH
  • Node.js 18+ — for server mode or building from source

Development

CodeNomad is a monorepo built with:

Package Description
packages/server Core logic & CLI — workspaces, OpenCode proxy, API, auth, speech
packages/ui SolidJS frontend — reactive, fast, beautiful
packages/electron-app Desktop shell — process management, IPC, native dialogs
packages/tauri-app Tauri desktop shell (experimental)

Quick Start

git clone https://github.com/NeuralNomadsAI/CodeNomad.git
cd CodeNomad
npm install
npm run dev

Troubleshooting

macOS: "CodeNomad.app is damaged and can't be opened"

Gatekeeper flag due to missing notarization. Clear the quarantine attribute:

xattr -dr com.apple.quarantine /Applications/CodeNomad.app

On Intel Macs, also check System Settings → Privacy & Security on first launch.

Linux (Wayland + NVIDIA): Tauri App closes immediately

WebKitGTK DMA-BUF/GBM issue. Run with:

WEBKIT_DISABLE_DMABUF_RENDERER=1 codenomad

See full workaround in the original README.


Community

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Built with ♥ by Neural Nomads · MIT License