Make a funky modular filter for free with Reaktor 6 Blocks | MusicTech
For those of you that have reaktor, this guy has made a large handful of high quality experimental effects and instruments for FREE : r/WeAreTheMusicMakers
Top 12 Effects for NI Reaktor (Free Download) - Beat Lab
Native Instruments Reaktor 6 review | MusicRadar
Top 12 Instruments for NI Reaktor (Free Download) - Beat Lab