Libraries

Display Libraries
Library	Version	Description	Web	Teensy 2.0	Teensy++ 2.0
GLCD (ks0108)	2	Graphics LCD library - Use a 128x64 graphical LCD. Displays fonts, bitmaps, pixels, lines, circles.		Yes	Yes
LiquidCrystal	0017	Character type LCD library. Displays text and limited custom characters.		Yes	Yes
Matrix
Sprite
LedDisplay	0.1	Very bright 4 or 8 character display.		Yes	Yes
LedControl
Communication Libraries
Library	Version	Description	Web	Teensy 2.0	Teensy++ 2.0
Ethernet		Connect to the Internet or a local Ethernet network. Ethernet allows you to create Internet applications like web servers.		Yes	Yes
Ethernet2
EthernetBonjour
EthernetDHCP
EthernetDNS
Webduino
Client
NewSoftSerial	9	Serial ports emulated by software -
SoftwareSerial
MIDI	2.5
PS2Keyboard
DmxSimple	3	DMX lighting control -		No	Yes
Firmata		Control hardware from Flash, Max/MSP, Puredata, etc		Yes	Yes
Wire	0017	Communicate with I2C (2 wire) devices		Yes	Yes
OneWire	2.0	Communicate with Maxim/Dallas 1-wire devices		Yes	Yes
XBee
VirtualWire
X10
TinyGPS
Input and Sensor Libraries
Library	Version	Description	Web	Teensy 2.0	Teensy++ 2.0
Bounce
DallasTemperature	3.4.0			Yes
MAX6675	1.1	Thermocouples (high temperature measurement)
Ping
CapacitiveSense	003
FreqCounter
Device Control and Signal Output Libraries
Library	Version	Description	Web	Teensy 2.0	Teensy++ 2.0
Servo	0017			Yes	Yes
Stepper
PID
DDS Sinewave
FrequencyTimer2
TLC5940
Timing and Time Keeping Libraries
Library	Version	Description	Web	Teensy 2.0	Teensy++ 2.0
DateTime	-	Time keeping with software only and conversion to and from Hours, Minutes, Seconds, Days, Months, Years		Yes	Yes
Metro	2.3	Schedule events to occur at regular intervals.		Yes	Yes
MsTimer2
Data Manipulation Libraries
Library	Version	Description	Web	Teensy 2.0	Teensy++ 2.0
EEPROM		Non-volatile (permanent) data storage
SDuFAT
Flash
TextString
PString
Streaming