Zapier Bytescout API allows you to convert PDF to a different formats like CSV, XML, JSON, HTML files. Further, you are not required to be a professional in order to operate this advanced API.  

.NET CSV to Txt converter library assists developers to read and export data in each line of .csv file. Further, it strips the delimiters and saves to .txt format in C#, VB, and .NET.  

Aspose.Cells is a .Net API that supports cross-platform applications to generate, modify, convert, render and print spreadsheets. It deals with all Excel formats as well as CSV and SpreadsheetML formats. It natively works with DOCX, XLSX, PPT, PDF, MSG, MPP and many more.  

EPPlus is a .NET library that offers software developers the capability to read, write and export Excel 2007/2010 files in OOXML format. Furthermore, it started with the source from ExcelPackage, which had basic and simple functionality to read & write spreadsheets. Also, the performance of this API is much enhanced because it uses dictionaries to access spreadsheets cell data.  

Easy PDF from JSON/CSV is a file convert API by Quodlibet. With this CSV convertor API, you can easily create & convert PDFs from CSV or JSON files, or from CSV or JSON strings. Further, it helps you to simply create invoices, or other PDFs with tables.  

RebaseData is a database conversion API that allows to convert a wide variety of database formats into certain output formats. It's file conversion API accepts one or multiple Excel or XLSX files as input.  

PHPSpreadsheet is an open-source library that contains a set of classes to enable you to interact with and utilize several spreadsheet file formats of Microsoft Excel and LibreOffice Calc. Moreover, it supports spreadsheets that include one or more worksheets, containing cells to hold data of various types, such as, numbers, formula, image, etc.

SheetJS JS-XLSX API facilitates the JavaScript developers in reading and writing Excel spreadsheets of various file formats. It provides the developers with the ability to create a workbook from scratch, parse complex sheets, convert HTML tables, read a specific cell, add a new worksheet and much more.  

Conversion Tools provides access to the Conversion Tools services via the HTTP-based REST API using the token authentication. The API request and responses are formatted in JSON. With it, you can convert your files of different formats to and from CSV online very easily & effortlessly. It supports formats like HTML, Excel, ODS, XML, etc.  

CSV - The PHP League is a simple library to ease CSV documents loading as well as writing, selecting and converting CSV records. The library was designed for developers who want to deal with CSV data using modern code and without the high levels of bootstrap and low-levels of usefulness provided by existing core functions or third party-code.  

PyExcelerate enables software programmers to read and write Excel XLSX spreadsheet files. It is also known as an accelerated Excel XLSX writing library for Python because it is by far the fastest option for Python spreadsheet solutions. This API creates the 10,000 rows and 10 columns in just 0.17 seconds. Further, it supports writing bulk data, writing cell data, selecting cells by name, merging cells, styling cells, styling ranges, styling rows, styling columns, setting row heights and column widths and more.  

Simple Excel-PHP is a lightweight open-source PHP library with a simplistic approach to read, write, parse, & convert Microsoft Excel file formats. Developers can use this spreadsheet library to easily convert between popular file formats like XML CSV, TSV HTML & JSON formats. It provides support for several important features such as parsing HTML table, parsing Microsoft Excel CSV, TSV & XLSX Spreadsheet, creates a new workbook or worksheet, writes spreadsheet & HTML table as well as writing TSV Spreadsheet, Excel XLSX and Excel 2003 XML Spreadsheet files.  

PyExcel is an open-source single Python API that supports working with several popular spreadsheet formats. It enables software programmers to read, manipulate and write data in CSV, ODS, XLS, XLSX, and XLSM file formats. The API greatly focused on data rather than file formats. Further, it is very easy to get or export data from MS Excel files. Mostly it requires one-liner code to get data from the excel files. There is only one API to read and write data in various excel file formats. The library helps web developers to handle most of the excel file formats by providing...

Zamzar is a comprehensive and powerful cloud API for converting files with the support of hundreds of formats like CSV, XLSX, etc. You have a number of different options with regards to manipulating, reading and writing CSV files. Further, using its CSV PHP library, you can read, append entries, perform more advanced manipulation in CSV files.  

Gspread API is an open-source Python implementation for Google Sheets. The library enables computer programmers to create, open and modify a spreadsheet file from their own Python applications. It supports several important features like creating a new spreadsheet, selecting & sharing a share a spreadsheet, creation & deletion of worksheet, getting a cell value, getting values from a column as well as from a sheet row, searching & updating a cell value, getting value from a cell as a list, etc.  

ConvertAPI supports lots of formats in which you can convert your CSV file. The supported file formats are JPG, PDF, PDFA, PNG, TIFF, XLS, XLSX, and ZIP. Apart from this, it also supports more than 200 file types in which you can make conversions. In it, Uploaded files will be stored in the convertapi.com server for a maximum period of 3 hours and will be accessible by secret URL with UUID. Another benefit of uploaded files is that conversion requests can be formed just by the URL query.  

Apache POI HSSF is a pure Java implementation of the Excel '97(-2007) file format (BIFF8). The free open-source API provides features for creating, reading, modify and writing Excel XLS spreadsheets. Further, in order to modify a spreadsheet data, the user model API can be used. It is important to know that the user model system has a higher memory footprint than the low-level event user model, but has the major advantage of being much simpler to work with. Besides this, it also provides great support for additional excel features such as working with sheets, formulas, creating cell styles by filling...

Spout API is an open-source PHP library that allows software developers to read and write CSV, XLSX as well as ODS spreadsheets files. It is fast and scalable as compared to other file readers or writers. Further, it is capable of handling small as well as very large spreadsheets files while keeping the memory usage really low. This API only requires 3MB of memory for processing any spreadsheet file. This API is very developer-friendly. It provides a simple and integrated API for reading as well as creating different types of spreadsheets like CSV, XLSX, and ODS. It is also very...