Ashtanga

Yamas

Social Ethics:

ahimsa- Nonviolence
satya- truth
asteya- non stealing
brahmacarya- appropriate use of one's vital energy
aparigraha- non possessiveness

Nyamas

Personal Ethics:

sauca- purity, cleanliness
santosa- contentment
tapas- practice causing change, "heat"
svadhyaya- self-study/observation
isvarapranidhana- devotion, surrender to a higher force

Asana

Postures, sitting

Pranayama

Breath regulation

Pratyahara

Internalization of the senses, drawing back and becoming the observer of self

Dharana

Focus, concentration