# Modulewise Appendix Key API contract: [API Contract](https://petstore.swagger.io/?url=https://raw.githubusercontent.com/project-anuvaad/anuvaad/master/specs/anuvaad-api-contract-minimal.yml)

slno	Module name	Purpose	Code location	API contract
1	user management	manage the User and Admin side functionalities in Anuvaad.	GitHub	API Contract
2	file handler	The User Uploads the file and in return the file will be stored in the samba share for further api's to access them.	GitHub	API Contract
3	file converter	consumes the input files and converts them into PDF. Best results are obtained only for the file formats supported by Libreoffice.	GitHub	API Contract
4	file translator	transform the data in the file to form JSON file and download the translated files of type docx, pptx, and html.	GitHub	API Contract
5	content handler	handle and retrieve back the contents (final result) of files translated in the Anuvaad system.	GitHub	API Contract
6	document converter	This microservice is intended to generate the final document after translation and digitization. This currently supports pdf, txt, xlsx document generation.	GitHub	API Contract
7	tokenizer	tokenise the input paragraphs received into independently translatable sentences which can be consumed by downstream services to translate the entire input	GitHub	API Contract
8	ocr tokenizer	This service is used to tokenise the input paragraphs received into independently translatable sentences which can be consumed by downstream services to translate the entire input.	GitHub	API Contract
9	ocr content handler	handle and manipulate the digitized data from anuvaad-gv-document-digitize which is part of the Anuvaad system.	GitHub	API Contract
10	Aligner	This Module is for “aligning” or simply, finding similar sentence pairs from two lists of sentences,	GitHub	API Contract
11	workflow manager	centralized orchestrator which directs the user input through the dataflow pipeline to achieve the desired output.	GitHub	API Contract
12	Block merger	extract text from a digital document in a structured format(paragraph,image,table) which is then used for translation purposes.	GitHub	API Contract
13	translator	Translator is a wrapper over the NMT and is used to send sentence by sentence to NMT for translation of the document	GitHub
14	word detector	Input as pdf or image If input is pdf , then convert pdf into images Use custom prima line model to line detection in the image	GitHub	API Contract
15	layout detector	Output of word detector as an input. Use a prima layout model for layout detection in the image.	GitHub	API Contract
16	block segmenter	Output of layout detector as an input. Collation of line and word at layout level	GitHub	API Contract
17	google vision ocr	Output of block segmenter as an input. Use google vision as OCR engine. Text collation at word,line and paragraph level.	GitHub	API Contract
18	tesseract ocr	Output of block segmenter as an input. Use Anuvaad ocr model as OCR engine. Text collation at word,line and paragraph level.	GitHub	API Contract
19	NMT	This service gets the translated content either by invoking the model directly or fetches translated content from Dhruva platform.	GitHub	API Contract
20	metrics	Display Analytics	GitHub	API Contract

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