Blog
Articles, guides, and tutorials about CORS, proxies, and web development best practices.
Supabase Blocked in India? Here's How to Fix It (2026)
Indian ISPs like Jio, Airtel, and ACT are blocking Supabase. Learn how to unblock your Supabase app for Indian users using a CORS proxy — no VPN required.
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Fix n8n CORS Errors: Complete Guide for Webhooks and API Calls
Learn how to fix "Access-Control-Allow-Origin" CORS errors in n8n webhooks. Covers environment variables, reverse proxy configuration, and workarounds for self-hosted and cloud deployments.
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PlayFab Browser CORS Fix: Solve Cross-Origin Errors in Web Games
Learn how to fix CORS errors when using PlayFab SDK in browser games. Covers JavaScript SDK setup, authentication, and proxy solutions for web-based games.
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Unity WebGL CORS Error: Complete Fix Guide for Game Developers
Learn how to fix "Access to XMLHttpRequest has been blocked by CORS policy" errors in Unity WebGL builds. Covers server configuration, UnityWebRequest, and proxy solutions.
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Itch.io CORS Issues Explained: Fix Cross-Origin Errors in Browser Games
Complete guide to understanding and fixing CORS issues when hosting games on Itch.io. Covers SharedArrayBuffer, external API calls, Unity WebGL, and Godot web exports.
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Phaser.js CORS Proxy Setup: Load External Assets Without Errors
Complete guide to fixing CORS errors in Phaser.js games. Learn how to configure crossOrigin, use CORS proxies, and load assets from external CDNs and APIs.
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WebSocket CORS in Browser Games: Security and Implementation Guide
Learn how WebSockets bypass CORS restrictions in browser games, understand security implications, and implement safe real-time multiplayer connections.
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Fix YouTube Error 150/153 in Capacitor, React Native, Flutter & WebViews
Getting YouTube Error 150 or 153 "Video unavailable" in your mobile app? Learn why YouTube embeds fail in iOS/Android WebViews and how to fix it with a simple CORS proxy solution.
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The only article you ever need to read about CORS (2026 Guide)
CORS (Cross-Origin Resource Sharing) is the browser mechanism that controls cross-origin HTTP requests.
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Fix CloudFront CDN CORS, ORB & 502 Errors That Only Happen in Some Locations
Struggling with CloudFront CORS errors, net::ERR_BLOCKED_BY_ORB, and 502 Bad Gateway that work in the UK but fail in the US? Learn why regional CDN caching causes inconsistent CORS issues and how to fix them instantly with corsproxy.io.
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Fix Supabase CORS Errors: Edge Functions, Auth, Storage & REST API (2025 Guide)
Complete guide to fixing Supabase CORS errors for Edge Functions, Auth, Storage, Realtime, and REST API. Learn proper configuration and use corsproxy.io as a quick fix when you cannot modify Supabase settings.
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How to Bypass CoinGecko Rate Limits - Complete Guide for Developers
Learn how to bypass CoinGecko API rate limits using proxy solutions and smart caching strategies. Get unlimited access to cryptocurrency price data without hitting 429 errors.
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How to Bypass CoinMarketCap Rate Limits - Developer Guide 2025
Complete guide to bypassing CoinMarketCap API rate limits. Learn how to use proxy caching to avoid 429 errors and get unlimited access to cryptocurrency market data.
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Common CSRF Protection Mistakes Developers Make (And How to Fix Them)
Cross-Site Request Forgery (CSRF) remains one of the most misunderstood web security vulnerabilities. Learn the most common CSRF protection mistakes developers make, how to distinguish CSRF from CORS errors, and implement bulletproof CSRF defenses.
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How to Fix Content Security Policy (CSP) Errors: Common Problems and Solutions
Struggling with Content Security Policy errors blocking your external resources? Learn how to fix CSP violations, manage third-party content, and simplify your security configuration with practical solutions.
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Cookies vs Local Storage: When to Use Each for Web Development
This guide will explore what cookies and local storage are, explain their differences, and provide insights into when to use each.
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Fix CORB and ORB Errors Instantly with corsproxy.io
Stop CORB and ORB blocking errors now! Learn how corsproxy.io fixes Cross-Origin Read Blocking and Opaque Response Blocking instantly—free, no configuration required.
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Avoid These Mistakes When Handling CORS
Cross-Origin Resource Sharing (CORS) is a fundamental security feature implemented in web browsers to control how resources are shared between different origins.
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CORS vs. JSONP: When to Use Each Technique
CORS (Cross-Origin Resource Sharing) and JSONP (JSON with Padding). Two techniques have emerged to address cross-origin requests.
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Fix Angular - Access to XMLHttpRequest from origin has been blocked by CORS policy:
Access to XMLHttpRequest from origin has been blocked by CORS policy. Easy fix for Angular.
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Fix: Cloudflare - Access to XMLHttpRequest from origin has been blocked by CORS policy:
Fix Angular - Access to XMLHttpRequest from origin has been blocked by CORS policy. Easy CORS Error fix.
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Fix: Next - Fix Angular - Access to XMLHttpRequest from origin has been blocked by CORS policy:
Access to XMLHttpRequest from origin has been blocked by CORS policy. Easy CORS Error Fix for Angular.
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Fix: Nuxt - Access to XMLHttpRequest from origin has been blocked by CORS policy:
Access to XMLHttpRequest from origin has been blocked by CORS policy. CORS Error fix fpr Nuxt.js
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Fix Vue - Access to XMLHttpRequest from origin has been blocked by CORS policy:
Access to XMLHttpRequest from origin has been blocked by CORS policy. Easy fix for Vue.js.
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What is the Difference Between a Proxy Server and a VPN? A Comprehensive Guide
Two common tools for protecting your online presence are Proxy Servers and VPNs (Virtual Private Networks).
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What is CORS? Cross-Origin Resource Sharing Explained
Cross-Origin Resource Sharing (CORS) is a fundamental mechanism that plays a crucial role in this process.
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