Lucidchaos

lucid (lu·cid):
1. suffused with light
2. having full use of one's faculties
3. clear to the understanding

chaos (cha·os):
1. obsolete
2. the inherent unpredictability in the behavior of a complex natural system (as the atmosphere, boiling water, or the beating heart)
3. a- a state of utter confusion (the blackout caused chaos throughout the city) b- a confused mass or mixture (a chaos of television antennas)