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Frac Rack is one of the smaller sized formats supported by Blacet and Paia with an active DIY scene.

Show me the Frac modules

There are 384 Frac modules to choose from. Users build 1029 Racks in this universe.

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Starting out rack - Please share your... I got a mantis case I dont use for sale if you Are in EU by in Racks
Mostly Acidrain Chainsaw Thanks :) by in You
Cat Fancy weird beats To celebrate the 4th and cats since modular is all about co… by in You
unusually upbeat (Just Friends, Mangr... patch info in the video description thanks for watching … by in You
Similar module as Verbos Amp & Tone? The original Amp & Tone is 16hp. The 2020 version is 10hp.… by in Modules
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News from the Labs

  • Sylph Modular 3x3 Sylph Modular  Today, 11:10
    You can't get enough multipliers... So here it is - simple cheap active 3-channel mult 
  • ph modular MIXER 2HP ph modular  Yesterday, 18:16
    The "2HP" range of ph modular is expanding with a mini mixer 3 IN to 1 OUT! Only 45€! 
  • Unknown Devices Raiju Unknown Devices  Monday June 27, 23:11
    Introducing Raiju, a compact (8HP) but powerful percussive voice with an analog LPG. Available for preorder now at a reduced price. While it lasts! 
  • Noise Engineering Virt Iter Legio Noise Engineering  Jun 23rd, 15:10
    We are happy to announce two new Eurorack modules: stereo oscillator Virt Iter Legio and stereo dynamics processor Librae Legio. Both are part of our new 6HP oscillator and effects platform, Legio, and are shipping now! 
  • NANO Modules CAIXA 104 NANO Modules  Jun 21st, 10:22
    Introducing CAIXA ⚙️ Advanced fully portable 104HP Eurorack Modular Case, with a wide range of utilities fully integrated on it. It includes a 19-slot busboard and a comfortable handle to easily carry it away. More info here: 
  • Lower West Side Studio  Jun 10th, 20:54
    Lower West Side Studio is having a Sale and Prize Draw from June 11th through June 19th. Save up to 20% and get a chance to win a free module. Visit for details 
Older News

Top Modules rated by users

  1. STG Soundlabs Mankato Filter Ø 5.00 (4)
  2. BugBrand PT Delay Standard 2015 Ø 5.00 (3)
  3. Blacet Dual Linear VCA Ø 5.00 (3)
  4. Blacet I/O Ø 5.00 (3)
  5. BugBrand CTL1 Ø 5.00 (2)
  6. BugBrand PRC3A Ø 5.00 (2)
  7. Livewire Electronics FrequenSteiner Ø 5.00 (2)
  8. Metalbox VC Divider Ø 5.00 (2)
  9. Cynthia Zeroscillator Ø 5.00 (2)
  10. BugBrand SEQ2A Ø 5.00 (2)
  11. Synthesis Technology MOTM 1800 Looping ADSR Ø 5.00 (2)
  12. Metalbox Wave Multiplier Ø 5.00 (2)
  13. Blacet Super VCA Ø 5.00 (2)
  14. BugBrand SYN1 Ø 5.00 (2)
  15. Blacet Morphing Terrarium Ø 5.00 (2)
  16. Blacet F355 Morphing Dual LFO Ø 5.00 (2)
  17. BugBrand ENV1 Ø 5.00 (2)
  18. Metalbox Burst Generator Ø 5.00 (2)
  19. BugBrand PRC5 Ø 5.00 (2)
  20. BugBrand DD1 Ø 5.00 (2)
  21. Bananalogue Serge WVX Ø 5.00 (2)
  22. Metalbox Gate Seq Ø 5.00 (2)
  23. Synthesis Technology MOTM 1490 Moog Ladder VCF Ø 5.00 (2)
  24. BugBrand SYN2A Ø 5.00 (2)
  25. Metalbox Super Psycho LFO Ø 5.00 (2)

Modules have to be rated at least 2 times to appear in this list. Any module with a rating better than Ø 4.34 is considered to be above average.

Show the Top 100 evaluation lists

Popular Modules in racks

  1. BugBrand Compact VCO in 348 Racks
  2. Blacet VCO in 291 Racks
  3. BugBrand PRC3A in 213 Racks
  4. BugBrand ENV1 in 201 Racks
  5. Blacet EG1 in 190 Racks
  6. BugBrand SYN2A in 171 Racks
  7. BugBrand Dual Envelope in 171 Racks
  8. Blacet Mini Wave in 170 Racks
  9. Blacet Micro LFO in 167 Racks
  10. BugBrand Dual Filter in 157 Racks
  11. BugBrand Dual Mixing in 155 Racks
  12. BugBrand PRC1 in 151 Racks
  13. BugBrand Dual Amplifier in 146 Racks
  14. BugBrand SYN2B in 137 Racks
  15. BugBrand PRC5 in 134 Racks
  16. Blacet Time Machine in 130 Racks
  17. BugBrand Dual Digital Shift Register (DDSR) in 128 Racks
  18. BugBrand UTL3 in 124 Racks
  19. Blacet Dual Linear VCA in 121 Racks
  20. BugBrand UTL2A in 118 Racks
  21. BugBrand Low Pass Gate in 113 Racks
  22. Blacet Filthy Filtre in 110 Racks
  23. Blacet Klangwerk in 105 Racks
  24. BugBrand PT Delay in 104 Racks
  25. Blacet Multi/Attn in 102 Racks

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