Top 3 PHP customer-support Projects

UVDesk

5 5,406 5.1 PHP

UVdesk Opensource Community Helpdesk Project built for all to make a Full Ticketing Support System along with many more other features.

Project mention: Need help picking a ticketing system | /r/sysadmin | 2023-04-28

UVDesk: Free self-hosted, cheap hosting options. Seems pretty robust for the cost Link

FreeScout

33 2,611 9.7 PHP

FreeScout — Free self-hosted help desk & shared mailbox (Zendesk / Help Scout alternative)

Project mention: Yet another hepdesk ticket post... | /r/sysadmin | 2023-05-25

I think FreeScout is going to be something to consider.

WorkOS

workos.com sponsored

The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.
EspoCRM

12 1,502 9.9 PHP

EspoCRM – Open Source CRM Application

Project mention: Launch HN: Twenty.com (YC S23) – open-source CRM | news.ycombinator.com | 2023-07-19

We use Espo (https://www.espocrm.com/) and while it's not the most "shiny object" ever it gets the job done relatively ok for our small team

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).