Abletunes has released a free 2GB Ableton Live instruments pack called Foundation | Keys dedicated to piano and keys. They say that it features 25 multi-sampled instrument racks designed for contemporary music - from clean upright and grand pianos to heavily processed dance and lo if keys. All racks have macro controls for effects and rack-specific parameters.
Pricing and Availability:
Patch flip and exploration
Music making challenges to focus the mind
Apply separate processes to transient and sustain