I Built a Free Screenshot API Because I Was Tired of Wrestling With Puppeteer

dlfmadldlfmaek — Tue, 31 Mar 2026 22:26:00 +0000

Raise your hand if you've been here before.

You need to generate a screenshot of a URL. Simple enough, right? So you spin up Puppeteer. Then you spend three hours debugging why it won't launch in your Docker container. Then you discover your memory usage tripled. Then you learn that headless Chrome crashes on your cheapest VPS tier.

All you wanted was a PNG.

I went through this loop more times than I care to admit — for OG image generation, PDF invoice exports, uptime monitoring screenshots, thumbnail generation. The problem is always the same: running a headless browser is painful infrastructure that has nothing to do with your actual product.

So I built SnapAPI — a dead-simple screenshot and PDF API. One HTTP call, one image or PDF back. That's it.

What SnapAPI Does

A screenshot (PNG/JPEG) of any URL
A PDF generated from any URL
Configurable viewport, full-page capture, custom dimensions

No SDK to install. No Puppeteer dependency. Just a REST API.

See It In Action

cURL

curl "https://api.snapapi.dev/v1/screenshot?url=https://example.com&format=png&width=1280&height=720" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -o screenshot.png

JavaScript

const response = await fetch(
  "https://api.snapapi.dev/v1/screenshot?" + new URLSearchParams({
    url: "https://example.com",
    format: "png",
    width: "1280",
    height: "720",
  }),
  {
    headers: { Authorization: "Bearer YOUR_API_KEY" },
  }
);
const blob = await response.blob();

Python

import requests

response = requests.get(
    "https://api.snapapi.dev/v1/screenshot",
    params={"url": "https://example.com", "format": "png", "width": 1280, "height": 720},
    headers={"Authorization": "Bearer YOUR_API_KEY"},
)

with open("screenshot.png", "wb") as f:
    f.write(response.content)

Real Use Cases

OG Image Generation — Dynamic social previews with one POST request
PDF Invoices — Design in HTML/CSS, convert server-side
Uptime Monitoring — Screenshot evidence when sites go down
Link Preview Thumbnails — Notion-style link cards

Pricing vs. Competitors

	SnapAPI	ScreenshotOne	ScreenshotAPI
Free tier	100/mo	Limited trial	Limited trial
Pro plan	$9/mo	$19/mo	$19/mo
Business	$29/mo	$79/mo	$49/mo
PDF export	Yes	Yes	Partial

Same core capabilities at a fraction of the cost.

Get Started Free

snapshot-api-gamma.vercel.app — 100 screenshots/month, no credit card required.

Stop fighting your browser infrastructure. Ship the thing you actually want to build.

I Built a Free Uptime Monitor That Takes Screenshots When Your Site Goes Down

dlfmadldlfmaek — Tue, 31 Mar 2026 22:22:43 +0000

We've all been there. You get a Slack ping at 2am: "Is the site down?" You check UptimeRobot. It says: DOWN - HTTP 500. Great. But what was HTTP 500? What did the user see? Was it a full crash, a broken layout, or just a flaky API response that cached badly?

You dig through logs, try to reproduce it, and eventually just restart the server hoping the problem doesn't repeat. Sound familiar?

That's the gap I kept running into with existing uptime monitoring tools. They tell you that your site went down, but they rarely tell you what it looked like when it happened. So I built PingForge — an uptime monitor that captures screenshot evidence every time something goes wrong.

What's Wrong With Existing Free Uptime Monitoring Tools

Don't get me wrong — UptimeRobot is genuinely useful and I used it for years. But most free uptime monitoring tools share the same fundamental limitation: they treat monitoring as a binary ping check.

Site returns 200? Green. Site returns anything else? Red. Alert sent. Done.

That works fine for complete outages. But modern web failures are messier:

Your homepage loads but the checkout flow is broken
A JS error blanks out half the page but the server still returns 200
A third-party CDN goes down and your CSS doesn't load
A database timeout causes a spinner that never resolves

HTTP status codes catch none of these.

What PingForge Does Differently: Screenshot Evidence

PingForge monitors your endpoints on a schedule, just like any other tool. But when something goes wrong, it takes a real browser screenshot of your URL.

This means when you get an alert, you don't just get "DOWN — HTTP 500". You get that plus a screenshot of what your site actually looked like at the moment of failure. Was it a blank white page? An error boundary? A database connection message that leaked to the frontend? You know immediately.

Key Features

30-second checks — know within seconds, not minutes
Screenshot on every incident — visual proof for faster debugging
Slack, Discord & Email alerts — get notified where you already work
Public status page — build trust with transparent uptime
Multi-region checks — detect regional failures from US, EU, Asia
Response time charts — track performance trends over time

How to Get Started

Head to pingforge-nine.vercel.app and sign up
Click "Add Monitor", paste your URL
Configure alerts (email, Slack, Discord)
Done — PingForge starts checking immediately

No credit card required. Takes about 2 minutes.

Pricing vs. Competitors

Feature	PingForge Free	UptimeRobot Free	BetterUptime Free
Monitors	3	50	10
Check interval	5 min	5 min	3 min
Screenshot evidence	Yes	No	No
Email alerts	Yes	Yes	Yes

If you just need raw ping monitoring at scale, UptimeRobot's free tier is hard to beat on monitor count. PingForge is for developers who want to actually see what happened when something goes wrong — not just know that it did.

Try PingForge

pingforge-nine.vercel.app

Free tier, no credit card, takes two minutes to set up. I'd genuinely love feedback — drop a comment below.

If you've ever debugged a production incident wishing you could see what users saw, this is for you.

DEV Community: dlfmadldlfmaek

I Built a Free Screenshot API Because I Was Tired of Wrestling With Puppeteer

What SnapAPI Does

See It In Action

cURL

JavaScript

Python

Real Use Cases

Pricing vs. Competitors

Get Started Free

I Built a Free Uptime Monitor That Takes Screenshots When Your Site Goes Down

What's Wrong With Existing Free Uptime Monitoring Tools

What PingForge Does Differently: Screenshot Evidence

Key Features

How to Get Started

Pricing vs. Competitors

Try PingForge