Naisho Naisho is a free and open-source tool for sending personal information data deletion request emails to data brokers via SMTP. Stack Ruby on Rails v8.0.0 Hotwire SQLite3 ViewComponent Local setup (native) Clone the repo. Install Ruby v3.3.6. Install SQLite3. Run bin/setup to install Ruby dependencies and set up the database. Run bin/rake sync_companies to pull the latest data broker companies from sources. Run bin/rails server to start the Rails server.