sysadmin 30a168e853
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Build SilverMetal Enhanced - Windows ISO / build (pull_request) Successful in 4m46s
perf(welcome): cut first-boot cold-start + add loading affordance
The Welcome wizard showed nothing until WebView2 cold-started and Blazor
booted, so the whole startup cost presented as a blank window long enough
that operators thought first boot had failed.

- Native MAUI splash overlay (renders in the first frame, no WebView2/JIT
  dependency) + a visually identical in-page splash inside #app, so the
  native -> webview -> Blazor handoff reads as one continuous loading
  screen. Fades out on first successful WV2 NavigationCompleted.
- PublishReadyToRun=true (publish-only) to remove first-run JIT on the
  one-shot cold-disk path. R2R header verified present after publish.
- Fixed-version WebView2 runtime baked offline next to the exe (build.ps1
  stages it, app points WEBVIEW2_BROWSER_EXECUTABLE_FOLDER at it). Removes
  the Evergreen registry probe and the LTSC "no WebView2 at all" risk flagged
  in welcome-app-spec.md; air-gap friendly. Absent => falls back to Evergreen.
- De-flash launch: drop the `cmd /c` wrapper and add -WindowStyle Hidden in
  autounattend FirstLogonCommands (kills the console flash + one process).

Verified: Release build clean, win-x64 self-contained publish succeeds with
R2R confirmed, 38/38 tests pass.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-06-10 09:06:02 +01:00

SilverMetal

Privacy-hardened devices for users who want their privacy back — on whatever platform they have.

SilverMetal is SilverLABS' cross-platform privacy-hardening program. We don't believe in "one true OS" — we meet users on the platform they actually use, and give them the strongest hardening that platform physically allows. Honestly labelled, no marketing fluff.

Two product lines

The SilverMetal program ships two distinct product lines, named to make their scope obvious to buyers:

🔒 SilverMetal OS

We ship the operating system or ROM. Full kernel-level control, our verified-boot key, our update channel. Strongest possible hardening.

  • SilverMetal OS — Linux (Debian/Kicksecure-based ISO) — Tier A
  • SilverMetal OS — Pixel (GrapheneOS-fork ROM) — Tier B
  • SilverMetal OS — Samsung (LineageOS-fork ROM, unlocked-bootloader models) — Tier C
  • SilverMetal OS — Motorola (DivestOS/LineageOS-fork ROM) — Tier C

🛡️ SilverMetal Enhanced

We harden the OS your device already runs. Configuration profiles, hardening installers, the SilverLABS Application Stack. For users who can't or won't replace their OS.

  • SilverMetal Enhanced — Windows (LTSC IoT installer + hardening + Stack) — Tier C
  • SilverMetal Enhanced — macOS (signed config profile + setup script + Stack) — Tier C-D
  • SilverMetal Enhanced — iOS (MDM profile + Stack) — Tier D
  • SilverMetal Enhanced — Android (generic profile + Stack on existing Android) — Tier D

Tiers explained in docs/platform-matrix.md.

What every SilverMetal device gets

Both lines ship the SilverLABS Application Stack — a suite of cross-platform privacy apps that replace the cloud services your device normally talks to (Google, Apple, Microsoft):

Component Status Purpose
SilverBrowser v1 (Linux MVP) De-Googled, telemetry-free, fingerprint-resistant browser
SilverVPN Existing — see SilverLABS/SilverVPN Always-on, no-logs VPN with our own infrastructure
SilverSync v1 (Linux MVP) Private replacement for iCloud / Google Drive / OneDrive
SilverChat ExistingSilverVPN.Client.Chat, Signal Protocol over VPN transport. Promoted from v1.1 to v1 E2EE messenger
SilverDuress v1.1 Duress password / panic-wipe / anti-coercion
SilverKeys v1.1 Zero-knowledge password + 2FA manager

Two ways to get SilverMetal

Every flavour — OS or Enhanced — supports both buyer modes:

"I'm choosing a new device"

Buy a preflashed SilverMetal SKU. We've done all the work; it arrives ready.

"I already own a device and want to harden it"

Download the free SilverLABS Stack + the SilverMetal OS or Enhanced package for your platform. Apply it yourself. Same software, same hardening, no hardware lock-in.

Status

Component Status
Documentation + roadmap Initial scaffold complete
SilverMetal OS — Linux v1 Phase 1 — moving to milestone 1.1 (build pipeline)
SilverLABS Stack v1 (Browser + Sync) Planning
SilverVPN Existing product, integration into v1 ISO planned
SilverChat Existing product (SilverVPN.Client.Chat); promoted to v1, integration into v1 ISO planned
Other OS/Enhanced flavours Planning, post-Linux v1

See docs/roadmap.md for the milestone-driven plan.

Repo Relationship
SilverLABS/SilverVPN The VPN component of the SilverLABS Stack — already in production. SilverMetal integrates it; does not re-implement it
SilverLABS/SilverApple Deprecated. Earlier iOS-hardening prototype, superseded by SilverMetal Enhanced — iOS
SilverLABS/SilverDROID Unrelated (SilverSHELL AppStore Android client). Name is similar but scope is different

Documentation

License

Components carry their own licenses (most are GPL/MIT/Apache-derived from upstream forks). Original SilverLABS-authored glue code is AGPL-3.0-or-later. See LICENSE.

SilverLABS

SilverMetal is built by SilverLABS — privacy-first infrastructure and applications.

Description
Cross-platform privacy-hardening program. Linux, Android, Windows, macOS, iOS — each at the strongest tier the platform physically allows. Two buyer modes: preflashed hardware SKU or self-apply hardening. Umbrella for the SilverLABS Application Stack (Browser, VPN, Sync, Chat, Duress, Keys).
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