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Snapshot

Private microsite hosting with magic-link access

A private microsite library published instantly to wildcard subdomains — share static sites via magic links with encrypted cookies.

  • Docker container
  • Kubernetes Helm chart
  • 10 database engines
  • 3 object-store backends
  • 2 auth methods
  • 1 cache engine
  • 4 languages (EN, FR, ES, PT)
  • REST API + OpenAPI 3.0.3
  • Realtime WebSocket channels
  • Atlas schema migrations
Snapshot screenshot

Snapshot is for agencies and companies sharing prototypes without passwords. Upload HTML, ZIP, or paste raw HTML — it is live at `slug.ui.your.com` instantly. Create viewer identities and magic invite links. Viewers get encrypted 90-day session cookies, no login required. Access can be revoked instantly. Perfect for client previews, design reviews, and sharing internal tools without OAuth.

Snapshot
What it does

Key features

Four import methods: paste raw HTML, upload single file, ZIP archive, or Figma URL

Wildcard subdomain hosting: each microsite at `slug.ui.example.com`

Magic link access — no passwords, no OAuth, just a link

Encrypted AES-256-GCM session cookies (90-day, server-revocable)

Viewer management: create, update, revoke identities

Per-site deny rules for granular access control

Session management: list, inspect, revoke individual or all sessions

Invite tracking with status (claimed / expired / revoked)

Storage browser: local disk, S3, or Azure Blob

Live log tail and uptime metrics

Multi-database: SQLite, Postgres, MySQL, SQL Server

Snapshot
Why it's different

Where it goes beyond the obvious

Wildcard subdomain hosting without complex nginx config

Magic link flow landing directly on the microsite subdomain

Encrypted session cookies with server-side revocation

418 sentinel for nginx-proxy passthrough integration

Tech highlights

  • Import: HTML, ZIP, raw HTML paste, Figma URLs
  • Hosting: wildcard subdomains with nginx-proxy integration
  • Auth: magic links with AES-256-GCM encrypted cookies
  • Storage: local disk, S3, Azure Blob
  • Databases: SQLite, Postgres, MySQL, SQL Server

Built on

GinGORMAtlasCentrifugeAWS SDK v2Azure SDK

REST API surface

  • POST /auth/login Admin login
  • GET /claim/{token} Viewer magic link claim
  • GET /sites, POST /sites — Sites (create from HTML, ZIP, raw, Figma)
  • POST /viewers Create a viewer identity
  • POST /viewers/{id}/invites Issue magic link
  • GET /viewers/{id}/rules Per-site deny rules
  • GET /sessions, DELETE /sessions/{id} — Revoke sessions
  • GET /dashboard/stats Invites, sessions, viewers, sites

Full spec at GET /openapi — Swagger UI at /swagger/

Your infrastructure

Backends you can actually pick from.

This service speaks the backends below natively. Swap with a single environment variable.

Databases

  • SQLite
  • PostgreSQL
  • MySQL
  • SQL Server
  • Oracle
  • MongoDB
  • Redis
  • Valkey
  • DynamoDB
  • Cassandra

Cache

  • Redis

Object storage

  • Local
  • S3/MinIO
  • Azure Blob

Auth

  • Magic link (AES-256-GCM cookies)
  • Shared admin key
Where it fits

Use cases

Agencies sharing design prototypes with clients securely

Product teams previewing features with stakeholders

Dev teams sharing internal tools and dashboards

Marketing hosting temporary campaign microsites

Design communities sharing portfolio projects

vs Private static / prototype hosting

Snapshot vs Netlify (password protection), Vercel (preview auth), InVision / Figma

Private prototype hosting with magic links — not a Netlify password screen

Compare head-to-head
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Ready when you are

Deploy Snapshot. Today.

One Docker image. One compose stack. One afternoon to production. Snapshot is waiting.