Better use this one:
why ?
Not only, because it’s cheaper, but because it’s handmade from someone who has knowledge on designing antennas.
And because you get it in a few days from slovakia.
No waiting for china post, no hazzle with VAT… 
Pycom has a 15% off code to celebrate The Things Conference (which was amazing!)
WELUVTTN15
Valid until Tuesday (Feb 6)
Atmel-ICE - Programmer + debugging tool for ARM Cortex-M based SAM and AVR microcontrollers
Now 50% off
https://www.microchipdirect.com/product/search/all/ATATMEL-ICE
What’s the difference between basic and full kit ? Hard to see 
That were my thoughts too. Two additional cables maybe?
At least the full kit is cheaper (now). 
The Atmel one does AVR and ARM
Any thoughts about these boards?
Are this the next generation replacements for Arduino Pro Mini and Pro Micro?
SAMD21 ARM Cortex M0
https://www.aliexpress.com/item/SAMD21-M0-Mini-32-bit-ARM-Cortex-M0-core-Pins-UnSoldered-Compatible-with-Arduino-Zero-Arduino/32779722487.html (Not exactly a bargain yet).
STM32 ARM Cortex M3
blink works 
but I remembered that not everything compiled on the arduino IDE… forgot what exactly
mmmmmm … interesting
433 Mhz
(I can only see the images btw, no product page etc.)
What does it do? 
I couldn’t help myself and searched for it. It is a “wireless communication debug board”
https://www.englishtaobao.net/Product/564253905186/
(*oh, you linked it already…)