Glossary

Terms as NitHost uses them in the panel and documentation.

Term	Meaning
Panel	The NitHost control panel UI and its API
Site	A hosted application bound to one or more domains, with a document root and Nginx vhost
Vhost	The Nginx virtual host config generated for a site
Apex / WWW	example.com vs www.example.com
Site type	Stack chosen at creation: PHP, WordPress, Node.js, Python, Dockerfile App, Static HTML, Reverse Proxy
Managed app	An application provisioned and maintained by your hosting service
Dockerfile App	A single-container app built from a repository Dockerfile
Git deployment	Push-to-deploy linked to a GitHub App installation
Release	An immutable built version of a Git-deployed site (retain N for rollback)
Environment variable	Per-site config value; may be Sensitive and/or Available at build time
Developer View	Bulk .env import/export editor for site variables
FastCGI cache	Nginx full-page HTML cache (bypasses PHP)
Object cache	Redis cache used by WordPress/Laravel-style apps
Memcached	Legacy key-value cache for older apps
Purge	Clear cached pages/objects for a site
Site manager	Role that owns sites and manages their user accounts
User	Role granted access to specific sites only
Plan	Service plan limiting sites/storage/transfer for a manager
Quota	Numeric limit (e.g. max sites) on a site manager
Snapshot	Point-in-time backup of site files (and linked data)
ACME / Let's Encrypt	Free certificate authority used by certbot
HTTP-01	Certificate challenge over port 80
DNS-01	Certificate challenge via DNS (e.g. Cloudflare token)
SFTP	SSH File Transfer Protocol — NitHost uses port 2222
Cron expression	Schedule syntax (* * * * * = every minute)