You can also look up for these other topics:
Framework
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Hacktoberfest
A pure PHP library for reading and writing spreadsheet files
PHPOfficeA web based file manager,web IDE / browser based code editor
kalcaddleThe list of all Algerian provinces and cities according to the official division in different formats: csv, xlsx, php, json, etc.
othmanusA self-hosted, drag-and-drop & nosql file conversion server & share tool that supports 86 file formats in 13 languages.
zelon88