Based on our record, esp32 seems to be more popular. 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.
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
Intel NUC boards - Four-by-four inch Intel NUC boards come with a soldered-on processor.
Kodak SP360 4K - Our compact SP360 4K 360 degree VR camera is designed to take your videos to new heights and is the perfect companion to capture your best action shots!
Intel NUC - Intel NUCs are available as Kits(Barebones), Boards(Mainbaord only) and as perconfigured Mini-PCs.
Sphericam 2 - A range of 360º cameras & unparalleled industry knowledge, make Sphericam the go-to brand for prosumer and professional quality immersive video production.
ESPRESSObin - Electronics, Single Board Computer, and x86
Bublcam - Electronics and Photography