Based on our record, esp32 should be more popular than Freshsales CRM. It has been mentiond 3 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
This template will show you how to build apps that uses the Customer data from the CRM product of Freshworks called Freshsales. This sample app will showcase the various apis and interfaces you can use to interface with the CRM product. If you are not familiar with these apis or if your are just starting to build an app using the CRM capabilities, this is the starter template you should be using. - Source: dev.to / about 2 years ago
Esp32.net has a bunch of additional references, projects, and places to gather information. Source: almost 3 years ago
Closest thing is the ESP32 from Espressif Systems See ESP32 link for details. Since you specifically asked for open source, so some tinkering and compile is required. Source: about 3 years ago
There's also many more dev boards, chips and modules listed here, though they may not necessarily have platformio IDs. Source: about 3 years ago
Zoho CRM - Omnichannel CRM for Businesses of all sizes
Intel NUC boards - Four-by-four inch Intel NUC boards come with a soldered-on processor.
Pipedrive - Sales pipeline software that gets you organized. Helps you focus on the right deals, so easy to use that salespeople just love it. Great for small teams.
ESPRESSObin - Electronics, Single Board Computer, and x86
Copper - Copper (formerly ProsperWorks) is easy-to-use customer relationship management for small businesses. Capture contacts and sales leads direct from Gmail with our simple CRM.
Intel NUC - Intel NUCs are available as Kits(Barebones), Boards(Mainbaord only) and as perconfigured Mini-PCs.