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Invoice Processor

Invoice Processor

Go library for automated Vietnamese e-invoice extraction and validation with intelligent hybrid extraction pipeline.

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Tech Stack

GoGingRPCOpenAI APIDockerPoppler

Go library for automated Vietnamese e-invoice extraction and validation. Implements intelligent hybrid extraction pipeline using template matching, OCR, and LLM with cost optimization.

Key Features

  • Intelligent hybrid extraction pipeline using template matching, OCR, and LLM with cost optimization
  • Supports XML, PDF, and image formats across major Vietnamese providers (TCT, VNPT, MISA, Viettel, FPT)
  • Digital signature verification with Vietnam CA integration
  • REST/gRPC APIs with Docker support