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Belva Architect: AI Code Generation from UML Diagrams

Belva Architect turns UML diagrams into working code using AI, automating development, hosting, and legacy modernization for monolith and microservice architectures.

Overview

Belva Architect reimagines the software development lifecycle by letting architects design systems visually and letting AI handle the heavy lifting of code generation. Instead of manually translating architecture diagrams into implementation, teams sketch out UML diagrams and watch as Belva's AI engine converts those designs into functional, deployable code for both monolithic and microservice-based systems. This shift allows architects and engineers to spend more time on high-level design decisions and innovation rather than getting bogged down in boilerplate and technical plumbing. Beyond greenfield projects, Belva Architect shines when it comes to legacy system modernization. Teams can import existing codebases directly into the platform, where the AI visualizes the underlying architecture and offers a clear path to regenerate or refactor it with minimal manual effort. Combined with full-context repository integration and AI-assisted project structuring, this makes it far easier to onboard new developers, understand sprawling codebases, and confidently modernize outdated systems. Rounding out the offering, Belva Architect also manages hosting and deployment automatically, so teams don't need to stitch together separate infrastructure pipelines. From initial diagram to a live, running application, the platform aims to compress the traditional development timeline into a streamlined, AI-driven workflow that keeps architecture and code perpetually in sync.

Capabilities & Features

  • AI-powered development
  • UML diagramming
  • Code generation
  • Legacy code modernization
  • Automated hosting
  • Microservices
  • Monolith architecture
  • Software architecture
  • AI assistant

Core Features

  • AI-powered code generation directly from UML diagrams
  • Legacy codebase import with automatic architecture visualization
  • Integrated hosting and deployment pipeline
  • Full-context understanding of entire code repositories
  • AI-assisted project structuring for cleaner architecture
  • Support for both monolith and microservice designs

Use Cases

  • Rapidly building software applications straight from architectural blueprints
  • Modernizing and refactoring legacy systems through AI-driven visualization and regeneration
  • Speeding up developer onboarding with clear, automatically generated architectural overviews
  • Standardizing development workflows across monolith and microservice projects
  • Reducing manual coding effort for teams with limited engineering bandwidth

Best For

  • Software Architects
  • Software Engineers
  • Development Teams
  • IT Managers
  • Engineering Leads modernizing legacy systems

Pros

  • Significantly reduces manual coding by generating code straight from UML diagrams
  • Simplifies legacy system modernization with automatic architecture visualization
  • Built-in hosting and deployment removes the need for separate infrastructure setup
  • Full repository context helps the AI produce more coherent, integrated code
  • Supports flexible architecture styles, including both monoliths and microservices

Cons

  • Usage-based agent hour pricing could become costly for large or long-running projects
  • Teams unfamiliar with UML modeling may face a learning curve before benefiting fully
  • AI-generated code may still require manual review for edge cases or highly customized logic
  • Reliance on the platform's hosting model may limit flexibility for teams with existing infrastructure preferences

How to Use

1. Create a new UML diagram in Belva Architect or import an existing one to represent your system design. 2. If working with legacy systems, import your existing codebase so the AI can visualize its current architecture. 3. Let the AI generate corresponding code based on the UML diagrams you've created or refined. 4. Iterate on the diagram as needed—any changes you make will automatically update the generated code. 5. Use the platform's built-in hosting and deployment tools to launch your application without needing separate infrastructure setup.

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Pricing

Belva Architect is priced at $29.99/month, which includes 500 agent hours, with additional usage billed at $0.065 per agent hour.

Pricing data is provided as a summary. Visit the vendor website for full tier details.