Best Free Web Proxies (Updated for 2026)
Compare free web proxies by privacy, safety, speed and reliability. Learn when to use a proxy, Tor or a screenshot API.
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Guides for capturing the web
How to take clean screenshots, turn HTML into images and PDFs, run headless browsers, and give AI agents eyes. Written by the team that builds ScreenshotNeo.
Best Coding Languages to Learn in 2026
Choose the right coding language in 2026 by matching Python, TypeScript, JavaScript, Go, Rust, Java, C#, or C++ to your goals.
How to Generate Open Graph Images in JavaScript
Generate route-specific Open Graph images with Next.js, ImageResponse, Satori, and Cloudflare, with complete code, caching guidance, and troubleshooting.
Screenshot API for Node.js: Quick Start and Examples
Capture webpages in Node.js with Puppeteer or Playwright. Learn viewport, full-page, and element screenshots, options, troubleshooting, and a hosted API alternative.
Getting HTTP Status Codes and Headers with Screenshots
Inspect a request’s HTTP status and response headers in Chrome DevTools, then capture clear visual evidence with page-load context.
Screenshot API for JavaScript: Quick Start and Examples
Learn how to capture webpages from JavaScript with browser code, hosted APIs, secure signed URLs, dynamic-content waits, and production-ready examples.
Web Scraping Output Formats: JSON, JSONL, CSV, and XML
Choose JSON, JSONL, CSV, or XML based on your data shape, crawl size, and next system. Includes Scrapy and pandas examples, format trade-offs, and fixes.
How to Submit a Form and Screenshot the Result
Submit a form through its normal validation flow, wait for the result to appear, then capture a clear screenshot with your browser or automation.
Best Screenshot API for Landing Page Testing in 2026
Compare ScreenshotNeo, ScreenshotOne, Browserless and Playwright for repeatable landing-page screenshots, visual regression and responsive testing.
How to Password-Protect a Generated PDF in Python
Learn how to encrypt PDFs in Python with ReportLab or pypdf, choose AES safely, set permissions, troubleshoot failures, and automate protected output.
Best Screenshot API for Competitor Monitoring in 2026
Compare screenshot APIs for competitor monitoring, plan a reliable capture workflow, and choose a service with a repeatable trial on your own target pages.
VS Code vs. PyCharm: Which IDE Is Best for Python?
Compare VS Code and PyCharm for Python setup, environments, debugging, testing, notebooks, customization, and cost so you can choose confidently.
How to Protect a Generated PDF in Java
Password-protect and restrict a generated PDF with Apache PDFBox, with complete Java code, permissions, compatibility notes, and troubleshooting.
Parsing HTML for Web Scraping: A Practical Guide
Learn how to fetch, parse, and extract reliable data from HTML with Beautiful Soup, Scrapy, lxml, and browser DOM APIs.
How to Scrape with Headless Firefox
Learn Selenium and Playwright headless Firefox scraping with runnable code, waits, extraction patterns, troubleshooting, and production guidance.
How to Protect Generated PDFs in Go
Generate a PDF in Go, encrypt it with AES-256 using pdfcpu, set permissions safely, and stream the protected file without exposing plaintext.
OAuth Code Examples: Authorization Code with PKCE
Learn how the OAuth authorization code flow works, implement it with PKCE, and exchange a code for tokens safely in a server-side app.
How to Load JavaScript from a URL in Go
Fetch JavaScript with Go’s HTTP client, validate the response, and execute it with Goja. Includes complete code, runtime limits, troubleshooting, and a screenshot API option.