- Polish pages (most in Polish, some in English) -

Acte Prealable - CD publishing house, Polish classical and contemporary music,
on-line CD store,
Olena Leonenko - Ukrainian born vocalist and composer,
Maria Erdman - organ and clavichord player,
C[e]-dur - information about classical music, composer, instruments, etc.

PSP Audioware - Polish software company, great VST and DirectX plugins,

- foreign pages -

Soundcraft - mixing consoles made in the UK,
Steinberg - professional digital audio workstation software from Germany, ex. Nuendo and Cubase systems,
ADAM Audio - high end studio and audiophile monitors with unique ribbon transducers,
Kurzweil Music Systems - the best samplers and synthesizers ever made,
Fostex - pro audio equipment for studio and location sound recording,
Neumann - absolutely the best studio microphones in the world.