🎯 Dart
Cross-platform Flutter applications for iOS, Android, Windows, and macOS
SDK language overview
PSDK offers SDKs in several programming languages to support development across platforms.
🐹 Go
Cross-platform Go development for server and desktop applications
☕ Java
Native Android applications with Bluetooth Classic connectivity
📦 JavaScript
WeChat Mini Program, UniApp, and Taro development
🔷 OpenHarmony
HarmonyOS NEXT / OpenHarmony application development
🍎 Objective-C
Native iOS applications with BLE connectivity
🦀 Rust
High-performance, type-safe development in Rust
🦅 Swift
Modern iOS/macOS application development
Platform support matrix
Section titled “Platform support matrix”| SDK | Android | iOS | Windows | macOS | Linux | Mini Programs | HarmonyOS |
|---|---|---|---|---|---|---|---|
| Dart | ✅ | ✅ | ✅ | ✅ | ✅ | ❌ | ❌ |
| Go | ✅ | ✅ | ✅ | ✅ | ✅ | ❌ | ❌ |
| Java | ✅ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
| JavaScript | ❌ | ❌ | ❌ | ❌ | ❌ | ✅ | ❌ |
| OpenHarmony | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ✅ |
| Objective-C | ❌ | ✅ | ❌ | ❌ | ❌ | ❌ | ❌ |
| Rust | ✅ | ✅ | ✅ | ✅ | ✅ | ❌ | ❌ |
| Swift | ❌ | ✅ | ❌ | ✅ | ❌ | ❌ | ❌ |
Connection options
Section titled “Connection options”| SDK | Bluetooth Classic | BLE | Wi-Fi | USB |
|---|---|---|---|---|
| Dart | ✅ (Android) | ✅ | ✅ | ✅ |
| Go | ✅ | ✅ | ✅ | ✅ |
| Java | ✅ | ❌ | ❌ | ❌ |
| JavaScript | ❌ | ✅ | ❌ | ❌ |
| OpenHarmony | ✅ | ✅ | ✅ | ✅ |
| Objective-C | ❌ | ✅ | ❌ | ❌ |
| Rust | ✅ | ✅ | ✅ | ✅ |
| Swift | ❌ | ✅ | ❌ | ❌ |
Command support
Section titled “Command support”All SDKs support the following printer command languages:
| Command | Purpose | Documentation |
|---|---|---|
| CPCL | Portable label printing | View → |
| ESC | Thermal receipt printing | View → |
| ESC/POS | POS system printing | View → |
| TSPL | Label and barcode printing | View → |
Choosing an SDK
Section titled “Choosing an SDK”Mobile development
Section titled “Mobile development”-
Cross-platform applications → Use Dart SDK (Flutter)
- One codebase for iOS, Android, and desktop platforms
- The most complete feature set, with multiple connection options
-
Native Android → Use Java SDK
- Bluetooth Classic for more stable data transfer
- Native performance and straightforward integration
-
Native iOS → Use Objective-C or Swift
- Bluetooth Low Energy (BLE) connectivity
- The Swift SDK is under development; use the Objective-C bridge in the meantime
Mini Program development
Section titled “Mini Program development”- WeChat/Alipay Mini Programs → Use JavaScript SDK
- UniApp/Taro → Use JavaScript SDK
HarmonyOS development
Section titled “HarmonyOS development”- HarmonyOS NEXT / OpenHarmony → Use OpenHarmony SDK
- Multiple connection options: Bluetooth Classic, BLE, Wi-Fi, and USB
- Native HarmonyOS development with ArkTS/ETS
- Full CPCL, TSPL, and ESC command support
Desktop development
Section titled “Desktop development”Server development
Section titled “Server development”-
Go → Use Go SDK
- High concurrency for cloud printing services
- Cross-platform support and simple deployment
-
Rust → Use Rust SDK
- Memory safety and zero-cost abstractions
- High performance for demanding workloads
Quick comparison
Section titled “Quick comparison”| Feature | Dart | Go | Java | JavaScript | OpenHarmony | Objective-C | Rust | Swift |
|---|---|---|---|---|---|---|---|---|
| Learning curve | Medium | Low | Low | Low | Medium | Medium | High | Medium |
| Cross-platform | ✅ | ✅ | ❌ | Mini Programs only | ❌ | ❌ | ✅ | Partial |
| Performance | High | High | Medium | Low | High | High | Very high | High |
| Memory safety | ✅ | Partial | ✅ | ❌ | ✅ | Partial | ✅ | ✅ |
| Documentation coverage | High | High | High | Medium | High | High | Medium | Medium |
| Use case | Mobile/Desktop | Server/Desktop | Android | Mini Programs | HarmonyOS | iOS | System-level/High performance | iOS/macOS |
Example projects
Section titled “Example projects”Complete sample code for all SDKs: