v1, v2
Performs modulus operation.

v1, v2
Performs logical "and" operation.

v1, v2
Performs multiplication.

v1, v2
Performs addition.

v1, v2
Performs subtraction.

v1, v2
Performs division.

v1, v2
Binary left shift operation.

v1, v2
Binary right shift operation.

v1, v2
Performs logical "xor" operation.

v1
Performs absolute value.

v1, v2
Performs addition.

gate, attack, decay, sustain, release
Analogue modelled ADSR generator

revtime, looptime
allpass filter

db
converts decibels to amplitude

cutoff
simple one-pole high pass filter

level, wah, mix
autowah

reference, in
match the input's amplitude the reference's amplitude

v1, min, max
Scales from bipolar [-1, 1] to [min, max].

bitdepth (8), samplerate (10000)
bitcrusher. bitdepth: 1 - 16

freq, amp
Band-limited sawtooth oscillator

freq, width (0.5), amp
Band-limited square oscillator with pulse-width

freq, amp
Band-limited triangle oscillator

bpm
convert bpm to duration (seconds)

bpm
convert bpm to rate (Hertz)

gate, sig1, sig2
returns signal based on state of gate (0 = sig1, 1 = sig2)

in, freq, bw
butterworth bandpass filter

in, freq, bw
butterworth band reject filter

in, cutoff
Butterworth highpass filter

in, cutoff
Butterworth lowpass filter

init value
Constant generator, used for feedback loops.

sig1, sig2, pos
crossfade two signals

sig
Returns a trigger if the input changes

in, limit (1)
clip limiter / distortion

trig, bpm, subdiv
Clock with subdivisions and triggerable reset

in, rev time, loop time
comb filter

in, delay, ftbl impulse response
partitioned convolution

trig, max, mode
clock counter. mode: 0 = loop, 1 = one-shot

sig1, sig2, pos
crossfade two signals

f
dc block filter.

in, feedback, deltime
feedback delay

in, cutoff, res
Diode ladder filter

pregain (1), gain (1), shape1 (0), shape2 (0)
Distortion

v1, v2
Performs division.

time
Metronome using time instead of frequency

trig, num_tubes, amp, shake_max, main freq, res freq 1, res freq 2, decay
dripwater physical model

f
Removes the last item on the stack.

trig, loop, delay, scale, tbl
delta trig. loop = 1 will loop the sequence

f
Duplicates last item on the stack.

f, f
Duplicates the two last item on the stack.

amp, density, bipolar
dust. bipolar = 1 unipolar = 0

v1, v2
conditional equals

in(f) freq, bw, gain
eq filter

trig, ia, idur, ib
exponential line segment

num
Call a user defined function

v1
Performs flooring, returning the integer part.

frequency, amplitude, carrier (1), modulator (1), index (8)
A simple FM oscillator.

amp, fund, form, oct, band, ris, dec, dur, iphs, iolaps, window table, sine table
fof

in, freq (1000), atk (0.007), rel (0.04)
Formant filter

amp, dense, trans, spd, oct, band, ris, dec, dur, iphs, iolaps, window table, wav table
fog

freq, amp, carrier, modulator, index, table
FM oscillator

v1
Returns the fractional part of item on the stack.

freq, amp, nharm, lharm, mul
Series of partials from the harmonic series

name, size, args
Generate a composite waveform of sinusoids.

name, size, string
Evaluates sporth string to table

name, size, args
Generates a line from ordered list of breakpoints.

ftname, size, base freq, bandwidth, amp table
padsynth algorithm by Paul Nasca Octavian

name, size, args
random distribution generator

ftable name, size
Generates a sine wave ftable.

name, size, args
Summation of harmonically related sines. based on GEN10.

name, args
Generates an ftable from a space delimited set of values.

name
gets variable

v1, v2
conditional greater than

in
hilbert transform

trig, step, min, max, ival
Incrementer

inv
inverse a signal 1/x

input
Chowning reverb

amp, cpsMin, cpsMax
Jitter control signal

trig, ia, idur, ib
line segment

v1
Performs natural logarithm.

v1
Performs base 10 logarithm.

in, framesize
apply linear-predictive coding (LPC10) to signal

framesize, ftbl
LPC synth. Manipulate parameters directly.

in, freq, res, dist
low pass filter with tanh distortion

trig, ord, code
L-Systems microlanguage

v1, v2
conditional lt

f, f
Returns the greater of two items on the stack.

trig, probability (0.5)
Random selection of gate or no gate.

trig, probability (0.5)
Random selection of trig or no trig.

frequency
Creates clock signal.

f, f
Returns the lesser of two items on the stack.

time, amp, pitch ratio (1), winsize (2048), ftable
Phase-locked vocoder

f..f
Sums up remaining items on stack.

in, freq (500), Q (50)
modal filter

input, cutoff, res
Moog ladder lowpass filter

Note number
Converts MIDI note number to Hz.

v1, v2
Performs multiplication.

v1, v2
conditional not-equal to

gain
White noise generator.

freq, amp, phase, ft name
Wavetable lookup oscillator

freq, amp, wtpos, phase, ft1, ft2
2-table morphing oscillator

freq, amp, wtpos, phase, ft1, ft2, ft3, ft4
4-table morphing oscillator

num
p register get

name, index
create a variable alias for p-value

in, pan
Equal power panning. -1 = hardL 1 = hardR

in, freq, boost, Q, mode(0=peak, 1=low shelf, 2= high shelf)
parametric equalizer

amount -1 to 1
casio phasor distortion

input, atk, rel, thresh db
peak limiter

inl, in2, max notch, min notch, width, notch freq, depth, fdbk, invert, lvl, lfobpm
stereo phaser

freq, phase
Normalized sawtooth wave.

amp
pink noise generator

trigger, freq, amp, ifreq (110)
plucked instrument. ifreq sets the lowest frequency (buffer size).

htime (0.02)
Applies portamento to a signal.

freq, amp, ftable
high-precision oscillator with cubic interpolation

bpm, prop string
Parses prop code to produce a set of triggers

val, num
p register set

in, shift (semitones), window size (samps), xfade (samps)
pitch shifter

in
pitch tracking (outputs: amp, pitch)

min, max
picks random number at start time

min, max, freq
Random hold

min, max, freq
Randomized line segment with interpolation

name
save pointer reference of next pipe in table

in, freq, bw
resonator filter

in, delay
reverse delay

in1, in2, feedback (0.97), cutoff (10000)
Stereo reverb module from reverbsc Csound opcode.

f, f, f
Stack rotate. s: 1 2 3 -> 2 3 1

v1
Performs rounding to nearest integer.

in, trig, bpm, div, rep, bufsize (1)
Stutterer / repeater (bufsize in seconds)

min, max, cps min, cps max
random spline generator

in, trig
sample and hold

in, drive, dcoffset
saturator distortion unit

v1, min, max
Scales from unipolar [0, 1] to [min, max].

delay
delay (in samples)

value, name
sets variable

size
set total duration (in samples)

index, ftname
picks a string from a string list

freq, amp
Simple sine oscillator.

trig, id, vals, buf
in-memory slice based sampler

ftname
picks a string randomly from string list

in(f) fdbk(f) del(f) maxdel(f) interp
smooth delay line

in
square root

seed
seed internal RNG

in, frequency, gain
String resonator filter

v1, v2
Performs subtraction.

f, f
Swaps last two items on the stack.

trig, sig1, sig2
toggle between two signals

index, scaled (1: yes, 0: no), offset, wrap, ftname
read from table with interpolation

trig, attack, decay, sustain, release
Triggerable digital-style ADSR envelope. Use trigger as a toggle.

name, index, ftbl
alias a table value to a variable

source, excitation, quality
high-resolution vocoder

ftable
Get duration of table (in seconds)

in, trig, tbl name
records values to table.

ftable
Get size of table (in samples)

trigger, num, offset
trigger divider

trig, attack, sustain, release
Triggerable linear envelope generator. Values in seconds.

trig, attack, release
Two-step triggerable linear envelope generator. Values in seconds.

trig, atk, hold, rel
Exponential Envelope Generator. Values in seconds, hold > atk

trigger, time
triggerable gate

index, table
Get value from table

in, thresh, mode
detect threshold crossings. mode: 0=from below, 1=above, 2=both

trig
timer

trig
toggle switch that can be triggered on/off

in, cutoff
simple one-pole low pass filter

trig, freq, phase
Triggerable normalized sawtooth wave.

trig, htime
Applies portamento to a signal with triggerable reset.

trig, bpm, code
prop with a triggerable reset

trig, min, max
triggerable RNG

trig, val, dur, curve, init
trigger segment

trig, mode, ft name
Triggered sequencer. modes: 0 = normal, 1 = shuffle.

index, value, table
Set value of table

name
creates variable

name, val
creates and sets a variable

in, feedback, deltime, maxdelay
variable delay with feedback

freq, pos, diameter, tenseness, velum
Vocal Tract Physical Model

atk, rel, bwq, sig, exc
32-band channel vocoder

in, rep, buflen
waveset timestretching algorithm

in, cutoff, res, saturation
wpkorg filter

name, size
Generate table of zeros

in2, in1, delay, lf_x, rtlo, rthi, hfdmp, eq1f, eq1l, eq2f, eq1l, mix, lvl
zitareverb module

in2, in1, rtlo, rthi, hfdmp
zitareverb module (simplified)

v1, v2
Performs logical "or" operation.