ubicloud / ubicloud

Open source alternative to AWS. Elastic compute, block storage (non replicated), firewall and load balancer, managed Postgres, K8s, AI inference, and IAM services.

shrinerb / shrine

File Attachment toolkit for Ruby applications

ankane / lockbox

Modern encryption for Ruby and Rails

igorkasyanchuk / active_storage_validations

Do it like => validates :photos, attached: true, content_type: ['image/png', 'image/jpg', 'image/jpeg'], size: { less_than: 500.kilobytes }, limit: { min: 1, max: 3 }, aspect_ratio: :landscape, dimension: { width: { in: 800..1600 }

basecamp / hotcell

☢️HotCell☢️ is an unprivileged sidecar container for handling untrusted inputs, purpose-built for Rails applications.