DOD 250-and-Distortion+-style op-amp drive with clipping options and a low-pass filter.

Boost with flexible EQ shaping. Cut or add bass and treble around the boost for more than flat volume increase.

FET preamp/booster with high input impedance, low-cut filter, and low output impedance.

Mini version of Fredrik Thordendal's signature boost. Same djent-focused voicing, smaller size.

Analog chorus with up to 9dB clean boost built in. Warm modulation plus transparent level increase.

Klon-inspired transparent overdrive that doubles as a clean boost. Three-knob simplicity.

Buckartie-Boo ODR-1 overdrive paired with a flat-frequency clean boost.

Clean boost with transparent level increase. Offers clean gain boost with minimal signal coloration.

Bass-optimized analog chorus with extended low frequency response and boost.

Clean boost in mini format. Up to +16dB of transparent volume increase. Made in Japan.

Parametric boost with detailed EQ control, adding volume and frequency shaping without overdrive coloration.

Two Micro Amp circuits in one box—split your signal to two amps with +26dB of boost per channel.

DIY PCB for building a Boss FA-1 FET Amplifier clone - The Edge's belt-worn preamp converted to pedal format.

TS-style overdrive with switchable LED/MOSFET clipping, Presence and Flat toggles, plus independent Ebenezer MOSFET boost section.

Valve boost with real 12AX7 tube for organic signal enhancement.

Precision Multi-Drive plus Pegasus Boost in one. Pre/post switch routes boost before or after overdrive.

EP-3 preamp with separate Gain/Volume and 3-way thickness toggle—doubles usability, draws just 3mA.

Three-channel preamp based on three LPB-1 circuits with individual controls.

Versatile overdrive/boost with JFET boost section, selectable clipping, and comprehensive EQ toggles.

Overdrive with integrated boost. Two gain stages stackable for rhythm crunch plus lead boost in one pedal.

Clean boost with harmonic enhancement for adding presence and clarity.

BOSS FA-1 preamp replica with three-mode EQ selector and XLR output for The Edge's clarity.

Donsharizer EQ that simultaneously boosts bass and treble with a single control knob.

Dual-clipping transparent overdrive with dedicated boost footswitch, three voicing modes, and mid DIP switches.