App Builder

NorthstarLabs · Build Server

SDK 34

Drop project .zip here

Android Gradle · Electron/Windows · or tap to pick from storage

⚙ Scanning project for flavors...

Windows Output

💿 Installer .EXE DEFAULT

📦 Portable .EXE

🗜 ZIP Archive

Build Flavors

APP PROFILE ▼

Sign APK with keystore

Active Builds

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Build Library

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All words must match

No builds yet.
Pick a project .zip and start a build.

⚙ Settings

Keystore Files

Pick .jks / .keystore / .p12

Keystore Profiles named credential sets

Profile Name

Keystore File

Key Alias

Keystore Password

Key Password (blank = same as above)

Variables: {app_name} {version} {build} {flavor} {build_type} {package} {owner} {date.time}
Expression example: {date.time} → 2026-08-27_18:15:34 (Windows-safe saved filename: 2026-08-27_18-15-34)

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Builds / Generated Artifacts

APK, EXE, MSI, and ZIP outputs retained on disk and available through Build Library.

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Uploads / Source Archives

Original project ZIPs. A red flag means the upload has no APK/EXE/MSI/ZIP artifact currently present in Build Library.

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Automatic Build Retention

Choose how many completed/failed builds to retain per selected project.

Keep builds

All projects (default)

Also delete its uploaded source ZIP when a build is removed

Source deletion is OFF by default. When enabled, it applies to both manual build deletion and automatic retention; a source still referenced by another retained build is preserved.

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Saved Build Workspaces

Extracted project/build directories kept for inspection or troubleshooting.