Software Development (Windows & macOS)

When the Browser Isn’t Enough: Go Native.

Build beyond the browser. We create custom desktop software for Windows and macOS fast, secure, and made for complex workflows, offline use, and system-level integration.

Our Approach

At Caygnus, we design and develop native and cross-platform desktop software tailored for your business — from secure internal tools to full-scale desktop SaaS platforms. Our builds combine robust backend logic, efficient memory use, and polished UI/UX to deliver tools that work beautifully.

Key Challenges

  • Existing tools are slow, clunky, or outdated
  • Need system-level features like file access or local storage
  • Field teams require offline reliability
  • Security, access control, and compliance challenges

Solutions We Offer

  • Modern desktop UI/UX with performance-tuned backend
  • Native OS integration for Windows and macOS
  • Offline-first architecture with smart sync and backup
  • Encrypted storage, role-based access, and secure sessions
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Tech Stack

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Backend

Node.js, C#, Python, SQLite, PostgreSQL

Frontend

Electron, .NET, Tauri, Qt, SwiftUI
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CMS

Custom
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Compliance

OS Guidelines, Encryption Standards, RBAC

Extra Benefits

  • Optimised memory and CPU usage
  • Auto-updates and version rollouts
  • Secure offline + hybrid syncing
  • Device permissions & sandboxing
  • Documentation and training support
  • Post-deployment maintenance and scaling

Why It Matters

Desktop apps still matter — for speed, security, and system-level control that browsers can’t match.

Our Promise

You define the functionality. We deliver stable, elegant software that runs fast, adapts to your workflows, and grows with your needs. Let’s build tools that power your work.