  Bitmap | Represents a monochrome bitmap within main memory |
  DMD | Handle large dot matrix displays composed of LED's |
 BlinkLED | Blink a LED on a digital output pin |
| BlockCipher | Abstract base class for block ciphers |
 AESCommon | Abstract base class for AES block ciphers |
 AES128 | AES block cipher with 128-bit keys |
| AES192 | AES block cipher with 192-bit keys |
| AES256 | AES block cipher with 256-bit keys |
| Charlieplex | Manage an array of LED's in a charlieplexed arrangement |
| ChaseLEDs | Chase LED's on output pins in a defined sequence |
| Cipher | Abstract base class for stream ciphers |
| CBCCommon | Concrete base class to assist with implementing CBC for 128-bit block ciphers |
| CBC< T > | Implementation of the Cipher Block Chaining (CBC) mode for 128-bit block ciphers |
| CFBCommon | Concrete base class to assist with implementing CFB for 128-bit block ciphers |
| CFB< T > | Implementation of the Cipher Feedback (CFB) mode for 128-bit block ciphers |
| ChaCha | ChaCha stream cipher |
| CTRCommon | Concrete base class to assist with implementing CTR mode for 128-bit block ciphers |
| CTR< T > | Implementation of the Counter (CTR) mode for 128-bit block ciphers |
| OFBCommon | Concrete base class to assist with implementing OFB for 128-bit block ciphers |
| OFB< T > | Implementation of the Output Feedback (OFB) mode for 128-bit block ciphers |
| Curve25519 | Diffie-Hellman key agreement based on the elliptic curve modulo 2^255 - 19 |
| EEPROM24 | Reading and writing EEPROM's from the 24LCXX family |
| Field | Manages a single data input/output field within a Form |
| BoolField | Field that manages the input of a boolean value |
| IntField | Field that manages the input of an integer value |
| ListField | Field that manages selection from a static list of items |
| TextField | Field that displays a read-only text value |
| TimeField | Field that manages the display and editing of a time value |
| Form | Manager for a form containing data input/output fields |
| Hash | Abstract base class for cryptographic hash algorithms |
| BLAKE2s | BLAKE2s hash algorithm |
| SHA1 | SHA-1 hash algorithm |
| SHA256 | SHA-256 hash algorithm |
| I2CMaster | Abstract base class for I2C master implementations |
| SoftI2C | Bit-banged implementation of an I2C master |
| IRreceiver | Manages the reception of RC-5 commands from an infrared remote control |
| LiquidCrystal | |
| LCD | Enhanced library for Freetronics 16x2 LCD shields |
| Melody | Plays a melody on a digital output pin using tone() |
| NoiseSource | Abstract base class for random noise sources |
| TransistorNoiseSource | Processes the signal from a transistor-based noise source |
| RNGClass | Pseudo random number generator suitable for cryptography |
| RTC | Base class for realtime clock handlers |
| DS1307RTC | Communicates with a DS1307 realtime clock chip via I2C |
| DS3232RTC | Communicates with a DS3232 realtime clock chip via I2C |
| RTCAlarm | Stores alarm information from a realtime clock chip |
| RTCDate | Stores date information from a realtime clock chip |
| RTCTime | Stores time information from a realtime clock chip |
1.8.6
