My last Moodring (hacked BTDR2 inside) + a Really cheap compressor
The CheapComp - Compressor kit, 21,00 €
Compressor Pedal, Compressor Guitar Pedal Mini Effect Processor Compression Effect Fully with DC 9V Battery Cable for Bass True Bypass for Electric Guitar : Amazon.co.uk: Musical Instruments & DJ
Vulcano FX: Mictester Really Cheap Compressor
Guitar FX Layouts: Really Cheap Compressor
mictester's really cheap compressor : r/diypedals
PRS Mary Cries Optical Compressor – Thomann United States