s3-fuse mounts an S3 bucket via FUSE. (A simple experimental program to demonstrate how to use FUSE to mount an S3 bucket.)
go build
export ENDPOINT="https://S3-API-ENDPOINT"
export REGION="MY_REGION"
export BUCKET="MY_BUCKET_NAME"
export AWS_ACCESS_KEY_ID="MY_ACCESS_KEY_ID"
export AWS_SECRET_ACCESS_KEY="MY_SECRET_ACCESS_KEY"
./s3-fuse MOUNTPOINT