S3V

S3-compatible storage client built with Tauri v2, SvelteKit, and Tailwind CSS.

Supports AWS S3, MinIO, Cloudflare R2, and any S3-compatible provider.

Features

• Multi-profile connection management (tabs)
• Dual panel file browser with independent navigation
• Drag-and-drop file copy/move between panels
• Upload, download, rename, delete, create folder
• Presigned URL sharing (clipboard)
• Breadcrumb navigation with bookmarks
• Infinite scroll pagination (1000 items/page)
• Transfer queue with progress tracking
• Keyboard shortcuts
• Context menu actions
• Search / filter files
• Feedback form (built-in)

Install

macOS (Homebrew)

brew tap aciddust/tap
brew install --cask s3v

Update:

brew update
brew upgrade --cask s3v

Manual Download

Download the latest release from the Releases page.

Platform	File
macOS (Universal)	s3v_*_universal.dmg
Windows x64	s3v_*_x64-setup.exe
Windows ARM64	s3v_*_arm64-setup.exe

Prerequisites

• Node.js >= 18
• Rust >= 1.77
• Tauri v2 system dependencies (setup guide)

Quick Start

# Install dependencies
make install

# Start development server
make dev

Available Commands

make help

Command	Description
make dev	Start Tauri dev (frontend + backend hot-reload)
make check	Type-check Svelte + Rust
make fmt	Format code (Prettier + cargo fmt)
make build	Build frontend only
make bundle	Build distributable app (dmg/msi/deb)
make bundle-debug	Build debug bundle (faster, not optimized)
make logo	Generate app icons from static/s3v-logo.png
make deploy	Tag current version and push to trigger release
make deploy-dry	Show what version would be released
make minio	Start local MinIO for testing
make minio-down	Stop MinIO
make minio-clean	Stop MinIO and delete all data
make clean	Remove build artifacts

Local Testing with MinIO

# Start MinIO + seed test data
make minio

Creates three test buckets:

• test-small - 10 files
• test-large - 2500 files (pagination test)
• test-nested - folder hierarchy

Connect in S3V:

Field	Value
Provider	minio
Endpoint	http://localhost:9000
Region	us-east-1
Access Key	minioadmin
Secret Key	minioadmin
Path Style	on

MinIO Web Console: http://localhost:9001

Project Structure

src/                        # SvelteKit frontend
  lib/
    api/                    # Tauri invoke wrappers
    components/             # Svelte components
    stores/                 # Svelte 5 rune stores
    constants.ts            # App constants
  routes/                   # SvelteKit pages
src-tauri/                  # Rust backend
  src/
    profile/                # Connection profile management
    s3/                     # S3 operations (list, copy, move, delete...)
    transfer/               # Upload/download engine
    feedback.rs             # Feedback API
    logger.rs               # Log event system

Release

Releases are built automatically via GitHub Actions on tag push.

make deploy-dry    # Check version
make deploy        # Tag + push → builds macOS Universal, Windows x64, Windows ARM64

Artifacts: .dmg (macOS), .exe NSIS installer (Windows)

Tech Stack

Layer	Technology
Desktop runtime	Tauri v2
Frontend	SvelteKit + Svelte 5
Styling	Tailwind CSS + shadcn-svelte
Backend	Rust (tokio, aws-sdk-s3)
S3 API	AWS SDK for Rust
Clipboard	tauri-plugin-clipboard-manager
HTTP	reqwest (Rust-side, CORS-free)

License

MIT with Commons Clause — free to use, modify, and share, but not for commercial sale. See LICENSE.