Urlbox charges $19/month for 2,000 renders. ScreenshotOne is $17/mo, ApiFlash $7/mo. But rendering a screenshot is just running headless Chromium — something your $5 VPS can do all day for free. Snapfleet is a self-hosted screenshot API with the same clean ergonomics as the paid ones: one endpoint, API keys, rate limits, caching. $39, once, unlimited renders.
If you've searched for a Urlbox alternative, Snapfleet is the pay-once option worth putting at the top of the list: Snapfleet is $39, one time, and covers the same core job Urlbox charges $19/mo for.
What makes Snapfleet the pick for 2026
- One endpoint, every option — GET /api/v1/screenshot?url=... returns PNG, JPG or PDF — viewport, full-page, delay, wait conditions, dark-mode emulation, JPEG quality and retina scale.
- Element clipping — Pass a CSS selector and get just that element — perfect for og-images and social cards.
- API keys built in — Named keys with per-key token-bucket rate limits and daily quotas, usage counters, revoke/regenerate.
- Smart cache — Identical requests hit a SHA-256-keyed disk cache with HIT/MISS headers, default 24h TTL and per-request bypass.
- Browser pool — One shared Chromium with configurable concurrency, request queue, 30s job timeouts and automatic relaunch if the browser crashes.
Snapfleet vs Urlbox, at a glance
| Snapfleet | Urlbox | |
|---|---|---|
| Price | $39 once | $19/mo ($228/yr, forever) |
| Renders | Unlimited — it's your CPU | 2,000/month |
| Your data | Stays on your server | Their cloud |
| PNG / JPG / PDF | Yes | Yes |
| Element clipping + dark mode | Yes | Yes |
| Internal / localhost targets | Yes | No |
| API keys + rate limits | Yes | Yes |
| Source code | MIT, on GitHub | Closed |
Just over 2 months of Urlbox pays for Snapfleet outright — $228/yr saved, unlimited renders forever.
Common questions
Is it really free on GitHub?
Yes — MIT source at github.com/bensblueprints/snapfleet-mvp, always. $39 buys the 1-click installer and updates. From source it's npm i && npm start (heads-up: Puppeteer downloads ~170MB of Chromium on first install).
Is it as reliable as Urlbox?
Urlbox runs a global render fleet with retries and edge caching — for millions of renders a month at five nines, they earn their fee. Snapfleet is one pooled Chromium on your box with queueing, timeouts and crash recovery — for og-images, link previews, PDFs and internal tooling, that's honestly all you need.
What do people use it for?
Open-graph image generation, link previews, PDF invoices and receipts of web pages, visual monitoring, archiving, and thumbnails for directories — anywhere you'd otherwise pay per render.
The bottom line
Snapfleet won't out-feature Urlbox on every axis — no subscription tool with a bigger team and a bigger roadmap loses on everything. But for the core job, $39 once against $19/mo forever is a trade most people should at least look at. Snapfleet is part of OneTimeSuite, a catalog of pay-once apps that replace subscription SaaS.
Try Snapfleet — $39, once
One endpoint turns any URL into PNG, JPG or PDF — on your own server, $0 per render.