Here is a list of all documented files with brief descriptions:

AES.h
AES128.cpp
AES192.cpp
AES256.cpp
AESCommon.cpp
AuthenticatedCipher.cpp
AuthenticatedCipher.h
BigNumberUtil.cpp
BigNumberUtil.h
Bitmap.cpp
Bitmap.h
BLAKE2b.cpp
BLAKE2b.h
BLAKE2s.cpp
BLAKE2s.h
BlinkLED.cpp
BlinkLED.h
BlockCipher.cpp
BlockCipher.h
BoolField.cpp
BoolField.h
CBC.cpp
CBC.h
CFB.cpp
CFB.h
ChaCha.cpp
ChaCha.h
ChaChaPoly.cpp
ChaChaPoly.h
Charlieplex.cpp
Charlieplex.h
ChaseLEDs.cpp
ChaseLEDs.h
Cipher.cpp
Cipher.h
Crypto.cpp
Crypto.h
CTR.cpp
CTR.h
Curve25519.cpp
Curve25519.h
DejaVuSans9.h
DejaVuSansBold9.h
DejaVuSansItalic9.h
DMD.cpp
DMD.h
DS1307RTC.cpp
DS1307RTC.h
DS3231RTC.cpp
DS3231RTC.h
DS3232RTC.cpp
DS3232RTC.h
EAX.cpp
EAX.h
Ed25519.cpp
Ed25519.h
EEPROM24.cpp
EEPROM24.h
Field.cpp
Field.h
Form.cpp
Form.h
GCM.cpp
GCM.h
GF128.cpp
GF128.h
GHASH.cpp
GHASH.h
Hash.cpp
Hash.h
I2CMaster.cpp
I2CMaster.h
IntField.cpp
IntField.h
IRreceiver.cpp
IRreceiver.h
KeccakCore.cpp
KeccakCore.h
LCD.cpp
LCD.h
ListField.cpp
ListField.h
LoginShell.cpp
LoginShell.h
Melody.cpp
Melody.h
Mono5x7.h
NewHope.cpp
NewHope.h
NoiseSource.cpp
NoiseSource.h
OFB.cpp
OFB.h
OMAC.cpp
OMAC.h
P521.cpp
P521.h
Poly1305.cpp
Poly1305.h
PowerSave.cpp
PowerSave.h
RC5.h
RingOscillatorNoiseSource.cpp
RingOscillatorNoiseSource.h
RNG.cpp
RNG.h
RTC.cpp
RTC.h
SHA256.cpp
SHA256.h
SHA3.cpp
SHA3.h
SHA512.cpp
SHA512.h
SHAKE.cpp
SHAKE.h
Shell.cpp
Shell.h
SoftI2C.cpp
SoftI2C.h
Speck.cpp
Speck.h
SpeckSmall.cpp
SpeckSmall.h
SpeckTiny.cpp
SpeckTiny.h
TelnetDefs.h
Terminal.cpp
Terminal.h
TextField.cpp
TextField.h
TimeField.cpp
TimeField.h
TransistorNoiseSource.cpp
TransistorNoiseSource.h
USBKeysExtra.h
XOF.cpp
XOF.h
XTS.cpp
XTS.h