The best replacement for pcb is pwb.

The best alternatives to pcb are rated as following:
★★★★★  pwb
★★★★  breadboard
★★★  destin
★★★  hand wired
★★  pca
★★  handwired
★★  bcci
★  point to point
★  ptp
★  pcba
★  south padre
★  perfboard
★  4 layer pcb
★  handwired amps
★  motherboard
★  pcbs
★  double sided
★  gulf shores
  single sided
  single layer pcb
  stripboard
  pcdob
  6 layer pcb

Your alternative for pcb is not listed? Suggest!
Speaking about pcb, one probably shouldn't forget about led.

Other search terms related to pcb and their ratings are:
★★★★★ led
★★★★ ground plane
★ ic
schematic
You have in mind a companion for pcb and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of pcb in all years. Click on graph for more.
pcb
pwb
breadboard