https://rendex.dev/blog Developer guides, tutorials, and updates from the Rendex rendering API en-us https://rendex.dev/blog/extract-article-text-api https://rendex.dev/blog/extract-article-text-api Tue, 08 Sep 2026 00:00:00 GMT extract article text api: POST /v1/extract returns reader-mode markdown, JSON, or HTML from any URL, stripping navigation and ads. Works on SPAs Rendex Team https://rendex.dev/blog/windsurf-mcp-screenshot https://rendex.dev/blog/windsurf-mcp-screenshot Tue, 01 Sep 2026 00:00:00 GMT windsurf mcp screenshot setup: add the Rendex MCP server to Windsurf so Cascade can capture any URL as PNG, JPEG, or PDF without leaving the editor Rendex Team https://rendex.dev/blog/url-to-pdf-nodejs https://rendex.dev/blog/url-to-pdf-nodejs Tue, 25 Aug 2026 00:00:00 GMT url to pdf node.js guide: use the Rendex JS SDK to capture any URL as a PDF with A4 format, custom margins, and print backgrounds. Includes a batch example. Rendex Team https://rendex.dev/blog/spa-screenshot-waitfor https://rendex.dev/blog/spa-screenshot-waitfor Tue, 18 Aug 2026 00:00:00 GMT spa screenshot waitfor guide: waitForSelector and waitUntil patterns for React, Vue 3, and Svelte apps, with working code examples for each framework Rendex Team https://rendex.dev/blog/screenshot-api-performance https://rendex.dev/blog/screenshot-api-performance Tue, 11 Aug 2026 00:00:00 GMT 5 screenshot api performance optimizations: WebP format, viewport sizing, blockResourceTypes, wait strategies, and batch calls. Code and numbers for each. Rendex Team https://rendex.dev/blog/ai-agent-screenshots-tutorial https://rendex.dev/blog/ai-agent-screenshots-tutorial Tue, 04 Aug 2026 00:00:00 GMT An AI agent web screenshot loop pairs Rendex captures with Claude's vision API so it can judge a live page and decide what to check next Rendex Team https://rendex.dev/blog/best-og-image-generators https://rendex.dev/blog/best-og-image-generators Tue, 28 Jul 2026 00:00:00 GMT og image generator roundup: 7 options from @vercel/og and Satori to hosted APIs, with code examples and honest trade-offs for each approach Rendex Team https://rendex.dev/blog/batch-rendering-api https://rendex.dev/blog/batch-rendering-api Tue, 21 Jul 2026 00:00:00 GMT Batch screenshot api guide: submit up to 500 URLs in one request, poll for results, and receive a webhook when the batch settles. Rendex Team https://rendex.dev/blog/async-screenshot-webhooks https://rendex.dev/blog/async-screenshot-webhooks Mon, 20 Jul 2026 00:00:00 GMT Async screenshot API guide: submit a non-blocking capture with a webhookUrl, get an HMAC-signed callback when it settles, and verify it in Node or Python. Rendex Team https://rendex.dev/blog/mcp-screenshot-cursor https://rendex.dev/blog/mcp-screenshot-cursor Sun, 12 Jul 2026 00:00:00 GMT Set up a Cursor MCP screenshot tool so the editor's AI can capture any URL as PNG, JPEG, WebP, or PDF. Full config for npx and the hosted server. Rendex Team https://rendex.dev/blog/zapier-render-no-code https://rendex.dev/blog/zapier-render-no-code Tue, 23 Jun 2026 00:00:00 GMT Zapier screenshot and PDF automation with the native Rendex app: capture URLs, render HTML templates, and generate PDFs across 7,000+ apps with no code. Rendex Team https://rendex.dev/blog/rendex-watch-launch https://rendex.dev/blog/rendex-watch-launch Thu, 18 Jun 2026 00:00:00 GMT Website change monitoring inside Rendex: watch any URL and get a real-Chrome before/after visual diff with an overlay, plus email or webhook alerts. Rendex Team https://rendex.dev/blog/n8n-verified-community-node https://rendex.dev/blog/n8n-verified-community-node Fri, 12 Jun 2026 00:00:00 GMT The Rendex n8n node is verified and live on n8n Cloud. Search the canvas to capture screenshots, generate PDFs, and extract web content in any workflow. Rendex Team https://rendex.dev/blog/templated-documents-api https://rendex.dev/blog/templated-documents-api Tue, 09 Jun 2026 00:00:00 GMT Generate PDF from template: write one HTML template with Mustache placeholders, pass a JSON data object per document, and get rendered invoices back Rendex Team https://rendex.dev/blog/n8n-invoice-automation https://rendex.dev/blog/n8n-invoice-automation Fri, 05 Jun 2026 00:00:00 GMT Use the n8n invoice automation node from Rendex to render an HTML invoice template to PNG or PDF on a trigger, then email or store it. No code. Rendex Team https://rendex.dev/blog/render-chart-to-image-server-side https://rendex.dev/blog/render-chart-to-image-server-side Wed, 03 Jun 2026 00:00:00 GMT Turn a chart into a server-side PNG — Chart.js/node-canvas, matplotlib, pandas, Plotly/kaleido, ECharts SSR, or an HTML-render API. Working code and the honest trade-offs. Rendex Team https://rendex.dev/blog/render-html-table-to-png-python https://rendex.dev/blog/render-html-table-to-png-python Wed, 03 Jun 2026 00:00:00 GMT Convert an HTML table or report to a PNG from Python — Rendex API, html2image, Playwright, imgkit/wkhtmltoimage, and Selenium. Working code plus when to use each. Rendex Team https://rendex.dev/blog/best-html-to-pdf-tools-2026 https://rendex.dev/blog/best-html-to-pdf-tools-2026 Tue, 02 Jun 2026 00:00:00 GMT Compare the best HTML-to-PDF tools in 2026: Rendex API, DocRaptor, PDFShift, wkhtmltopdf, and Playwright. Pricing, CSS support, and when to use each Rendex Team https://rendex.dev/blog/make-html-to-image https://rendex.dev/blog/make-html-to-image Mon, 01 Jun 2026 00:00:00 GMT Render HTML to image in Make.com using the generic HTTP module and the Rendex API. POST your markup, get a PNG or PDF back, use it downstream. No code. Rendex Team https://rendex.dev/blog/headless-chrome-memory-leaks https://rendex.dev/blog/headless-chrome-memory-leaks Fri, 29 May 2026 00:00:00 GMT headless chrome memory leak debugging: four causes, three fixes, and a decision framework for when to drop self-hosted Chrome entirely Rendex Team https://rendex.dev/blog/markdown-to-pdf-api https://rendex.dev/blog/markdown-to-pdf-api Wed, 27 May 2026 00:00:00 GMT Convert markdown to pdf api: pass raw Markdown, get back a styled PDF or PNG in one HTTP request. curl, Python SDK, and JS SDK examples included Rendex Team https://rendex.dev/blog/puppeteer-cost-production https://rendex.dev/blog/puppeteer-cost-production Tue, 26 May 2026 00:00:00 GMT Puppeteer vs screenshot api: real cost breakdown of AWS EC2, Chrome memory, and maintenance time, plus honest advice on when DIY actually wins Rendex Team https://rendex.dev/blog/fastapi-pdf-reports https://rendex.dev/blog/fastapi-pdf-reports Fri, 22 May 2026 00:00:00 GMT fastapi pdf generation tutorial: build a FastAPI endpoint that renders HTML to PDF using the Rendex API, with async support and no Chromium dependency Rendex Team https://rendex.dev/blog/rails-pdf-generation https://rendex.dev/blog/rails-pdf-generation Tue, 19 May 2026 00:00:00 GMT Use the rails pdf generation api to replace wkhtmltopdf in Rails: Faraday service object, controller integration, and async job examples Rendex Team https://rendex.dev/blog/django-screenshot-tutorial https://rendex.dev/blog/django-screenshot-tutorial Fri, 15 May 2026 00:00:00 GMT Use the django screenshot api with the Rendex Python SDK. Learn how to capture screenshots in a Django view, management command, and batch workflow Rendex Team https://rendex.dev/blog/nextjs-og-images-with-api https://rendex.dev/blog/nextjs-og-images-with-api Tue, 12 May 2026 00:00:00 GMT Generate Next.js OG images with an API and skip the @vercel/og dependency. Works on Netlify, Railway, or any host with 10 lines of code. Rendex Team https://rendex.dev/blog/website-monitoring-screenshots https://rendex.dev/blog/website-monitoring-screenshots Fri, 08 May 2026 00:00:00 GMT Set up website monitoring screenshots with a Cloudflare Workers cron: capture key pages hourly, diff visually, and alert on changes. Rendex Team https://rendex.dev/blog/html-to-pdf-invoices https://rendex.dev/blog/html-to-pdf-invoices Tue, 05 May 2026 00:00:00 GMT Build an html to pdf invoice api pipeline: Stripe webhook converts payments to PDF invoices delivered to customers automatically. Rendex Team https://rendex.dev/blog/visual-regression-testing https://rendex.dev/blog/visual-regression-testing Fri, 01 May 2026 00:00:00 GMT Visual regression testing API workflow: capture production and PR preview screenshots, diff with pixelmatch, block bad merges in GitHub Actions. Rendex Team https://rendex.dev/blog/dynamic-og-images-api https://rendex.dev/blog/dynamic-og-images-api Tue, 28 Apr 2026 00:00:00 GMT Generate dynamic OG images with an API for Next.js, Astro, and Nuxt. No Vercel lock-in, works anywhere, and takes under 10 lines of code to integrate. Rendex Team https://rendex.dev/blog/best-apis-compared-2026 https://rendex.dev/blog/best-apis-compared-2026 Fri, 24 Apr 2026 00:00:00 GMT Compare the best screenshot API options in 2026. Rendex, ScreenshotOne, and Urlbox rated on pricing, developer experience, and MCP support. Rendex Team https://rendex.dev/blog/rendering-vs-screenshot https://rendex.dev/blog/rendering-vs-screenshot Tue, 21 Apr 2026 00:00:00 GMT A rendering API converts web content to PNG, PDF, or structured output. See how rendering APIs differ from screenshot APIs and when to use each. Rendex Team https://rendex.dev/blog/mcp-rendering-guide https://rendex.dev/blog/mcp-rendering-guide Wed, 15 Apr 2026 00:00:00 GMT Configure Rendex as an MCP rendering tool for AI agents. Claude Desktop and Cursor setup with the rendex_screenshot tool and working code examples Rendex Team https://rendex.dev/blog/url-to-pdf-python https://rendex.dev/blog/url-to-pdf-python Sat, 11 Apr 2026 00:00:00 GMT Learn 4 ways to convert URLs to PDFs with Python — Rendex API, Playwright, Selenium, and wkhtmltopdf. Complete code examples with async batch support. Rendex Team https://rendex.dev/blog/html-to-image-api https://rendex.dev/blog/html-to-image-api Tue, 07 Apr 2026 00:00:00 GMT 3 ways to convert HTML to images. Working code in Python, JavaScript, and cURL for social cards, OG images, and invoices Rendex Team https://rendex.dev/blog/capture-screenshots-python https://rendex.dev/blog/capture-screenshots-python Fri, 03 Apr 2026 00:00:00 GMT Learn 4 ways to capture website screenshots with Python — Rendex API, Playwright, Selenium, and Pyppeteer. Complete code examples with async support. Rendex Team