ORB Modpack Exporter

Desktop tool for Minecraft modpack developers (Origin Realms Beyond) to sync mods/overrides, push to a Git "versions" repo, export .mrpack files, and notify Discord.

Stack

Electron + Svelte 5 + TypeScript + Bun. Packaged with electron-builder.

Requirements

• Bun >= 1.4.2
• Node >= 20 (Electron bundles its own)

Development

bun install
bun run dev            # build + run
bun run dev:sandbox    # sandbox mode (no real side effects)
bun run build          # build main + preload + renderer
bun run typecheck      # tsc -b
bun run svelte-check   # Svelte diagnostics
bun run lint           # tsc -b
bun run test           # Vitest
bun run test:sandbox   # Vitest in sandbox mode
bun run i18n:check
bun run package        # unpacked app
bun run dist           # platform installers

Downloads

Two Windows artifacts: setup (auto-update) and portable (no updater).

Translating the app

See docs/translating.md.

Releasing

See docs/build-and-release.md.

Exported packs

Exported .mrpack files are validated against the Modrinth format. Use bun run verify:mrpack <file> to validate offline.