Boss

Original Author - Jer

Boss is a division of the Japanese corporation [[Roland]].

Founded in 1973 the Boss division primarily deals with electronics and accessories used with guitars.

Boss makes a variety of effects pedals. Guitar tuners. Drum Machines. And other things that are useable by guitarists and other musicians.

Here is a list of guitar efects pedals by Boss.

Overdrive/distortion
BD-2 Blues Driver
DS-1 Distortion
DS-2 Turbo Distortion
MD-2 Mega Distortion
SF-1 Super Distortion Feedbacker
OS-2 OverDrive/Distortion
OD-3 OverDrive
SD-1 Super OverDrive
SD-2 Dual OverDrive
PW-2 Power Driver
XT-2 Xtortion
FZ-5 Fuzz
FZ-2 Hyper Fuzz
HM-2 Heavy Metal
HM-3 Hyper Metal
MZ-2 Digital Metalizer
ML-2 Metal Core
ML-1 Metal Zone
MT-2 Metal Zone
DN-2 Dyna Drive
FBM-1 Fender ’59 - amplifier simulator based on 1959 Fender Bassman
FDR-1 Fender ’65 Deluxe - amplifier simulator based on 1965 Fender Deluxe Reverb

Modulation
CE-1 Chorus Ensemble
CE-2 Chorus
CE-3 Chorus
CE-5 Chorus Ensemble
CH-1 Super Chorus
PH-1 Phaser
PH-1r Phaser
PH-2 Super Phaser
PH-3 Phase Shifter
VB-2 Vibrato
TR-2 Tremolo
PN-2 Tremelo/Pan
BF-3 Flanger
DC-2 Dimension C
DC-3 Digital Dimension
DC-3 Digital Space D

Reverb/delay
RV-2 Digital Reverb
RV-3 Reverb/Delay
RV-5 Digital Reverb
DSD-2 Digital Sampler Delay
DM-2 Analog Delay
DM-3 Analog Delay
DD-2 Digital Delay
DD-3 Digital Delay
DD-5 Digital Delay
DD-6 Digital Delay - stereo pedal with longer delay times than DD-3
DD-7 Digital Delay

EQ/tonality
AW-2 Auto Wah
AW-3 Dynamic Wah
FT-2 Dynamic Filter
GE-6 Equalizer
GE-7 Equalizer
PQ-4 Parametric Equalizer
SP-1 Spectrum
AC-3 Acoustic Simulator
AC-2 Acoustic Simulator

Pitch shift
PS-3 Pitch Shifter/Delay
PS-5 Super Shifter
OC-2 Octave
OC-3 Super Octave
HR-2 Harmonist

Other
CS-3 Compression Sustainer
SP-1 Spectrum
SG-1 Slow Gear
LM-2 Limiter
LS-2 Line Selector
NS-2 Noise Suppressor
RC-2 Loop Station
TU-2 Chromatic Tuner

Twin pedals for electric guitar
OD-20 Drive Zone
CE-20 Chorus Ensemble
EQ-20 Advanced EQ
DD-20 Giga Delay
RC-20XL Loop Station
RT-20 Rotary Ensemble
RE-20 Space Echo
SL-20 Slicer
WP-20G Wave Processor
OC-20G Poly Octave
GP-20 Amp Factory

Compact pedals for bass guitar
ODB-3 Bass Overdrive
CEB-3 Bass Chorus
GEB-7 Bass Equalizer
LMB-3 Bass Limiter Enhancer
SYB-5 Bass Synthesizer

Multi-effects processors
GT-10 & GT-10B Guitar/Bass Effects Processor - amplifier modelers in addition to effects
ME-70 - Guitar Multiple Effects
ME-50 & ME-50B - Guitar and Bass Multiple Effects
ME-20 & ME-20B - Guitar and Bass Multiple Effects
GT-PRO Guitar Effects Processor (rack-mounted)
RC-50 Loop Station

Boss website - http://www.bosscorp.co.jp/en/