Alternatives to the GFI System Jonassus Overdrive

JAM Pedals TubeDreamer 58

Shared character: boost, compression, high_gain_settings

Tru-Fi The Newton

Shared character: boost, compression, headroom

Tru-Fi Scream to Eternity

Shared character: boost, compression, headroom

Dunlop MXR Timmy Overdrive, sold as Dunlop CSP027

Shared character: boost, high_gain_settings, transparent

J. Rockett Archer Ikon

Shared character: high_gain_settings, classic_rock, transparent

Friedman Golden Pearl Overdrive

Shared character: guitar, transparent, blues_players

Catalinbread SFT V2

Shared character: high_gain_settings, boost, compression

Catalinbread Formula No.55

Shared character: classic_rock, blues_players, overdrive

Matthews Effects The Cartographer Parametric Overdrive

Shared character: overdrive, boutique_stuff

Catalinbread StarCrash SideArm

Shared character: boost, boutique_stuff

JHS Morning Glory

similar tone character

Crowther Hot Cake

similar tone character

Klon Centaur

similar tone character

Klon KTR

Shared character: boost, headroom, high_gain_settings

Fulltone OCD V2

Shared character: guitar, high_gain_settings, classic_rock

JHS Pedals Morning Glory V4

Shared character: boost, headroom, high_gain_settings

Paul Cochrane Timmy

Shared character: boost, guitar, transparent

Fairfield Circuitry The Barbershop OD3

Shared character: guitar, transparent, boost

Greer Southland

Shared character: boost, guitar, transparent

JHS MoonShine Overdrive

Shared character: headroom, transparent, boost

Xotic AC Plus

Shared character: headroom, transparent, boost

Carl Martin TOD High-Gain Overdrive

similar tone character

Strymon Riverside

similar tone character

Dunlop MXR M94SE Super Badass Distortion

similar tone character

JAM Pedals Lucy Dreamer

similar tone character