ftp://ftp.dei.uc.pt/pub/linux/gentoo/portage/sci-electronics/  direct

[DIR]balsa/  direct  850+ twin directories
[DIR]gerbv/  direct  580+ twin directories
[DIR]gnucap/  direct  700+ twin directories
[DIR]gplcver/  direct  410+ twin directories
[DIR]alliance/  direct  119 twin directories
[DIR]eagle/  direct  550+ twin directories
[DIR]freehdl/  direct  470+ twin directories
[DIR]geda/  direct  600+ twin directories
[DIR]gspeakers/  direct  89 twin directories
[DIR]gwave/  direct  560+ twin directories
[DIR]magic/  direct  630+ twin directories
[DIR]ng-spice-rework/  direct  38 twin directories
[DIR]systemc/  direct  129 twin directories
[DIR]xcircuit/  direct  560+ twin directories
[DIR]chipmunksystem/  direct  38 twin directories
[DIR]electric/  direct  700+ twin directories
[DIR]espresso-ab/  direct  38 twin directories
[DIR]gtkwave/  direct  590+ twin directories
[DIR]iverilog/  direct  94 twin directories
[DIR]klogic/  direct  390+ twin directories
[DIR]ktechlab/  direct  400+ twin directories
[DIR]pcb/  direct  580+ twin directories
[DIR]petrify/  direct  38 twin directories
[DIR]spice/  direct  280+ twin directories
[DIR]splat/  direct  470+ twin directories
[DIR]geda-suite/  direct  37 twin directories
[DIR]ghdl/  direct  370+ twin directories
[DIR]gnetman/  direct  77 twin directories
[DIR]kicad/  direct  490+ twin directories
[DIR]oregano/  direct  540+ twin directories
[DIR]qucs/  direct  430+ twin directories
[DIR]vbs/  direct  390+ twin directories
[DIR]vstgl/  direct  38 twin directories