New customers can spin up VMs, build with AI, and query data at no cost.
Put your $300 in credit toward real workloads, then keep building with free monthly usage for 20+ products. No commitment and no charge until you upgrade.
Start Free
Custom VMs From 1 to 96 vCPUs With 99.95% Uptime
General-purpose, compute-optimized, or GPU/TPU-accelerated. Built to your exact specs.
Live migration and automatic failover keep workloads online through maintenance. One free e2-micro VM every month.
CFFI glue and bindings for the Proj.4 library to provide a wealth of geographical projections in Common Lisp environment.
PROJ.4 is a Cartographic Projections library originally written by Gerald Evenden then of the USGS.
CL-PROJ provides complete bindings for this library.