System information
Name Purpose Popularity/Status
app_echo Loops received audio back to source channel Useful
app_exec Contains Exec(), TryExec(), and ExecIf(); executes
a dialplan application based on conditions
Useful
app_externalivr Controls Asterisk as with an AGI, only asynchronously Useful
app_fax Provides SendFax() and ReceiveFax() Useful
b
app_festival Enables basic text to speech using Festival TTS engine Usable
app_flash Performs a hook-switch flash on channels (primarily
analog)
Useful
app_followme Performs find me/follow me functionality based on
followme.conf
Useful
app_forkcdr Starts new CDR record on current call Usable
app_getcpeid Gets the ADSI CPE ID Insignificant
app_ices Sends audio to an Icecast server Usable
app_image Transmits an image to supported devices Limited
app_ivrdemo Sample application for developers Insignificant
app_jack Works with JACK Audio Connection Kit to share audio be-
tween compatible applications
Useful
app_macro Triggers dialplan macros Deprecated—see GoSub()
app_meetme Provides multiparty conferencing Useful—fully featured
app_milliwatt Generates 1004-Hz tone for testing loss on analog circuits Useful
app_minivm Provides primitive functions to allow you to build your own
voicemail application in dialplan
Usable
app_mixmonitor Records both sides of a call and mixes them together Useful
app_morsecode Generates Morse code Usable
app_mp3 Uses mpg123 to play an MP3 Insignificant
app_nbscat Streams audio from Network Broadcast Stream (NBS) Insignificant
app_originate Allows origination of a call Useful
app_osplookup Performs Open Settlement Protocol (OSP) lookup Usable
app_page Creates multiple audio connections to specified devices for
public address (paging)
Useful
app_parkandannounce Enables automated announcing of parked calls Usable
app_playback Plays a file to the channel (does not accept input) Useful
app_playtones Plays pairs of tones of specified frequencies Useful
app_privacy Requests input of caller’s phone number if no CallerID is
received
Insignificant
app_queue Provides Automatic Call Distribution (ACD) Useful
Modules | 13