Featured Articles

What is OpenResty Edge
openresty-edge 5 mins read

What is OpenResty Edge

What is OpenResty Edge

An Introduction to the Programmable WAF of OpenResty Edge
tutorial
...
openresty-edge waf
5 mins read

An Introduction to the Programmable WAF of OpenResty Edge

An Introduction to the Programmable WAF of OpenResty Edge

Building "Less is More" Event-Driven Operations with OpenResty Edge Webhook
tutorial
...
openresty-edge webhooks
3 mins read

Building "Less is More" Event-Driven Operations with OpenResty Edge Webhook

Building "Less is More" Event-Driven Operations with OpenResty Edge Webhook

Why More and More Enterprises Are Building Private CDNs
tutorial
...
openresty-edge cdn
17 mins read

Why More and More Enterprises Are Building Private CDNs

Why More and More Enterprises Are Building Private CDNs

Performance Takes a Leap Forward: OpenResty Edge Now Supports zstd Compression
tutorial
...
openresty-edge zstd
5 mins read

Performance Takes a Leap Forward: OpenResty Edge Now Supports zstd Compression

Performance Takes a Leap Forward: OpenResty Edge Now Supports zstd Compression

How OpenResty Edge Automates SSL/TLS Certificate Management with ACME Protocol
tutorial
...
openresty-edge ssl acme
5 mins read

How OpenResty Edge Automates SSL/TLS Certificate Management with ACME Protocol

How OpenResty Edge Automates SSL/TLS Certificate Management with ACME Protocol

Photo by Yichun Zhang
tutorial
...
openresty-edge gateway server k8s
4 mins read

How to Automate Managing Gateway Servers in K8s Environment (using OpenResty Edge)

How to Automate Managing Gateway Servers in K8s Environment (using OpenResty Edge)

EdgeLang: A Powerful and Efficient Language for Gateway Logic
edgelang
...
openresty-edge
4 mins read

EdgeLang: A Powerful and Efficient Language for Gateway Logic

EdgeLang: A Powerful and Efficient Language for Gateway Logic

Photo by Yichun Zhang
tutorial
...
openresty-edge
5 mins read

How to pass the real client IP addresses to backend servers via special request headers

How to pass the real client IP addresses to backend servers via special request headers

Latest Articles

OpenResety Edge Jun 17, 2025

OpenResety Edge Updated Jun 17, 2025 5 mins read

High-Performance Web Application Firewall (WAF) in OpenResty Edge

tutorial openresty-edge authentication waf
  • Enable WAF for applications
  • Test the WAF settings of applications
  • Disable and re-enable WAF
  • WAF whitelist
  • Change the block action after a WAF hit
  • Test the new block action
  • Create WAF rule set
  • The implementation of WAF in OpenResty Edge
  • Enable WAF for applications
  • Test the WAF settings of applications
  • Disable and re-enable WAF
  • WAF whitelist
  • Change the block action after a WAF hit
  • Test the new block action
  • Create WAF rule set
  • The implementation of WAF in OpenResty Edge

OpenResety Edge Jun 17, 2025

OpenResety Edge Updated Jun 17, 2025 5 mins read

The EdgeLang DSL in OpenResty Edge

tutorial openresty-edge proxy
  • Introduction to Edgelang
  • Add a page rule defined using Edgelang
  • Test
  • Modify the Edgelang definition of the page rule
  • Define WAF rules using Edgelang
  • Edgelang user manual
  • Introduction to Edgelang
  • Add a page rule defined using Edgelang
  • Test
  • Modify the Edgelang definition of the page rule
  • Define WAF rules using Edgelang
  • Edgelang user manual

OpenResety Edge Jun 17, 2025

OpenResety Edge Updated Jun 17, 2025 6 mins read

Configure HTTP basic auth in OpenResty Edge

tutorial openresty-edge authentication basic-auth
  • Configure the HTTP basic auth credentials for applications
    • Add a basic auth user group
    • Enable the basic authentication
    • Test
  • Configure the global HTTP basic auth
    • Add a global basic auth user group
    • Configure the global auth for application
Photo by Yichun Zhang
  • Configure the HTTP basic auth credentials for applications
    • Add a basic auth user group
    • Enable the basic authentication
    • Test
  • Configure the global HTTP basic auth
    • Add a global basic auth user group
    • Configure the global auth for application

OpenResety Edge Jun 17, 2025

OpenResety Edge Updated Jun 17, 2025 5 mins read

Gateway Config's Version Control & Release Management in OpenResty Edge

tutorial openresty-edge page-rule releases version-control
  • Create a page rule for the sample application
  • Release the page rule
  • Test
  • Modify the page rule
  • Release the modification
  • Test the modification
  • Revert the release
  • Test of the release reverting
Photo by Yichun Zhang
  • Create a page rule for the sample application
  • Release the page rule
  • Test
  • Modify the page rule
  • Release the modification
  • Test the modification
  • Revert the release
  • Test of the release reverting

OpenResety Edge Jun 17, 2025

OpenResety Edge Updated Jun 17, 2025 6 mins read

Redirect to different URIs Based on Clients' Language Settings (OpenResty Edge)

tutorial openresty-edge redirect languages redirect
  • The origin site which supports different languages
  • Create a page rule for redirection
  • Test the new page rule
  • Add a new page rule to redirect to the English page
  • Test the new page rule
Photo by Yichun Zhang
  • The origin site which supports different languages
  • Create a page rule for redirection
  • Test the new page rule
  • Add a new page rule to redirect to the English page
  • Test the new page rule

OpenResety Edge Jun 17, 2025

OpenResety Edge Updated Jun 17, 2025 5 mins read

Real-Time Purge HTTP Cache in OpenResty Edge

tutorial openresty-edge proxy cache purge
  • Create a cache purge job for the sample application
  • Verify the cache status
  • Try purging by URL prefixes
  • Custom purge conditions
Photo by Yichun Zhang
  • Create a cache purge job for the sample application
  • Verify the cache status
  • Try purging by URL prefixes
  • Custom purge conditions

OpenResety Edge Jun 17, 2025

OpenResety Edge Updated Jun 17, 2025 5 mins read

Real-Time Purge HTTP Cache in OpenResty Edge

tutorial openresty-edge proxy cache purge
  • Create a cache purge job for the sample application
  • Verify the cache status
  • Try purging by URL prefixes
  • Custom purge conditions
Photo by Yichun Zhang
  • Create a cache purge job for the sample application
  • Verify the cache status
  • Try purging by URL prefixes
  • Custom purge conditions

OpenResety Edge Jun 17, 2025

OpenResety Edge Updated Jun 17, 2025 5 mins read

Control Access to DNS Applications in OpenResty Edge's Admin Console

tutorial openresty-edge DNS user management
  • Check DNS page permissions as a super user
  • Create a user group with only read permission for this DNS application
  • Create a tester account
  • See the DNS applications with permission granted
  • What is OpenResty Edge
  • Check DNS page permissions as a super user
  • Create a user group with only read permission for this DNS application
  • Create a tester account
  • See the DNS applications with permission granted
  • What is OpenResty Edge

OpenResety Edge Jun 17, 2025

OpenResety Edge Updated Jun 17, 2025 5 mins read

Call Lua modules by Edgelang in OpenResty Edge

tutorial openresty-edge Lua Edgelang
  • Create a Lua module in OpenResty Edge
  • Call the Lua module in an HTTP application of OpenResty Edge
  • Verify the effect of calling the Lua module
  • What is OpenResty Edge
  • Create a Lua module in OpenResty Edge
  • Call the Lua module in an HTTP application of OpenResty Edge
  • Verify the effect of calling the Lua module
  • What is OpenResty Edge

OpenResety Edge Jun 17, 2025

OpenResety Edge Updated Jun 17, 2025 5 mins read

The EdgeLang DSL in OpenResty Edge

tutorial openresty-edge proxy
  • Introduction to Edgelang
  • Add a page rule defined using Edgelang
  • Test
  • Modify the Edgelang definition of the page rule
  • Define WAF rules using Edgelang
  • Edgelang user manual
  • Introduction to Edgelang
  • Add a page rule defined using Edgelang
  • Test
  • Modify the Edgelang definition of the page rule
  • Define WAF rules using Edgelang
  • Edgelang user manual

OpenResety Edge Apr 27, 2026

OpenResety Edge Updated Apr 27, 2026 11 mins read

Automating Kubernetes Gateway Node Lifecycle with OpenResty Edge

openresty-edge kubernetes gateway overview
  • The gateway dilemma in the Kubernetes era: static control models vs. cloud-native reality
  • Capability one: automated lifecycle management for gateway nodes
  • Capability two: multiple K8s clusters and unified control
  • Capability three: a two-tier upstream system
  • Summary
  • The gateway dilemma in the Kubernetes era: static control models vs. cloud-native reality
  • Capability one: automated lifecycle management for gateway nodes
  • Capability two: multiple K8s clusters and unified control
  • Capability three: a two-tier upstream system
  • Summary

OpenResety Edge Oct 23, 2025

OpenResety Edge Updated Oct 23, 2025 5 mins read

Performance Takes a Leap Forward: OpenResty Edge Now Supports zstd Compression

tutorial openresty-edge zstd
  • The Evolution of Compression Algorithms
  • What is Zstandard (zstd)
  • Why Zstandard is Particularly Well-Suited for OpenResty Edge
  • How to Enable Zstandard (Zstd) Compression in OpenResty Edge
  • The Evolution of Compression Algorithms
  • What is Zstandard (zstd)
  • Why Zstandard is Particularly Well-Suited for OpenResty Edge
  • How to Enable Zstandard (Zstd) Compression in OpenResty Edge

OpenResety Edge Jan 30, 2026

OpenResety Edge Updated Jan 30, 2026 5 mins read

Accurately Restore the Real Client IP Address in OpenResty Edge

tutorial openresty-edge proxy real ip
  • Set “Trusted hosts to set real IP” and “Real IP from” Globally
  • Configure the Application to Output the Client Address
  • Check the Client Address Received on OpenResty Edge
  • What is OpenResty Edge
Photo by Yichun Zhang
  • Set “Trusted hosts to set real IP” and “Real IP from” Globally
  • Configure the Application to Output the Client Address
  • Check the Client Address Received on OpenResty Edge
  • What is OpenResty Edge

OpenResety Edge Apr 27, 2026

OpenResety Edge Updated Apr 27, 2026 11 mins read

Automating Kubernetes Gateway Node Lifecycle with OpenResty Edge

openresty-edge kubernetes gateway overview
  • The gateway dilemma in the Kubernetes era: static control models vs. cloud-native reality
  • Capability one: automated lifecycle management for gateway nodes
  • Capability two: multiple K8s clusters and unified control
  • Capability three: a two-tier upstream system
  • Summary
  • The gateway dilemma in the Kubernetes era: static control models vs. cloud-native reality
  • Capability one: automated lifecycle management for gateway nodes
  • Capability two: multiple K8s clusters and unified control
  • Capability three: a two-tier upstream system
  • Summary

OpenResety Edge Oct 14, 2025

OpenResety Edge Updated Oct 14, 2025 8 mins read

How to Build a Private CDN with OpenResty Edge

tutorial openresty-edge cdn
  • Why Build a Private CDN?
  • A Flexible Multi-Tier Edge Architecture
  • Quick Start Your Edge Network
  • Building Highly Available Access Paths
  • Designed for Performance and Hit Rate
  • Security Protection
  • Monitoring and Operations
Photo by Yichun Zhang
  • Why Build a Private CDN?
  • A Flexible Multi-Tier Edge Architecture
  • Quick Start Your Edge Network
  • Building Highly Available Access Paths
  • Designed for Performance and Hit Rate
  • Security Protection
  • Monitoring and Operations

OpenResety Edge Jun 17, 2025

OpenResety Edge Updated Jun 17, 2025 4 mins read

Adding Custom Response Headers in OpenResty Edge

tutorial openresty-edge
  • Add New Respond Header and Use String As Value
  • Use “System Hostname” As a Built-in Variable for Value
  • Add New Respond Header and Use String As Value
  • Use “System Hostname” As a Built-in Variable for Value

OpenResety Edge Jun 17, 2025

OpenResety Edge Updated Jun 17, 2025 6 mins read

Redirect to different URIs Based on Clients' Language Settings (OpenResty Edge)

tutorial openresty-edge redirect languages redirect
  • The origin site which supports different languages
  • Create a page rule for redirection
  • Test the new page rule
  • Add a new page rule to redirect to the English page
  • Test the new page rule
Photo by Yichun Zhang
  • The origin site which supports different languages
  • Create a page rule for redirection
  • Test the new page rule
  • Add a new page rule to redirect to the English page
  • Test the new page rule

OpenResety Edge Jun 17, 2025

OpenResety Edge Updated Jun 17, 2025 5 mins read

High-Performance Web Application Firewall (WAF) in OpenResty Edge

tutorial openresty-edge authentication waf
  • Enable WAF for applications
  • Test the WAF settings of applications
  • Disable and re-enable WAF
  • WAF whitelist
  • Change the block action after a WAF hit
  • Test the new block action
  • Create WAF rule set
  • The implementation of WAF in OpenResty Edge
  • Enable WAF for applications
  • Test the WAF settings of applications
  • Disable and re-enable WAF
  • WAF whitelist
  • Change the block action after a WAF hit
  • Test the new block action
  • Create WAF rule set
  • The implementation of WAF in OpenResty Edge

OpenResety Edge Nov 5, 2025

OpenResety Edge Updated Nov 5, 2025 17 mins read

Why More and More Enterprises Are Building Private CDNs

tutorial openresty-edge cdn
  • When Commoditized Services Undermine Innovation
  • Four Inherent Challenges of Public CDNs
  • The Versatile Gateway Built for Edge Computing
  • Four Pillars for Building a Private Edge Network
  • Beyond the Network’s Periphery
  • When Commoditized Services Undermine Innovation
  • Four Inherent Challenges of Public CDNs
  • The Versatile Gateway Built for Edge Computing
  • Four Pillars for Building a Private Edge Network
  • Beyond the Network’s Periphery

OpenResety Edge Apr 30, 2026

OpenResety Edge Updated Apr 30, 2026 8 mins read

OpenResty Edge Data Protection: From Scheduled Backups to Automatic Failover

openresty-edge db
  • First line: scheduled backups and off-host sync
  • Second line: primary–standby streaming replication
  • Third line: automatic failover cluster
  • Comparing the three approaches and selection guidance
  • First line: scheduled backups and off-host sync
  • Second line: primary–standby streaming replication
  • Third line: automatic failover cluster
  • Comparing the three approaches and selection guidance

OpenResety Edge Mar 31, 2026

OpenResety Edge Updated Mar 31, 2026 12 mins read

OpenResty Edge Design Notes: Bringing Global Traffic Scheduling Back to the Application Layer

openresty-edge gslb
  • Traffic Instability Is Not a Configuration Problem
  • Why Global Optimization Breaks Down Under Real Traffic
  • Control Requires Feedback, Not Faster Reactions
  • From Human-in-the-Loop Alerts to Deterministic Traffic Control
  • Traffic Instability Is Not a Configuration Problem
  • Why Global Optimization Breaks Down Under Real Traffic
  • Control Requires Feedback, Not Faster Reactions
  • From Human-in-the-Loop Alerts to Deterministic Traffic Control

OpenResety Edge Jun 17, 2025

OpenResety Edge Updated Jun 17, 2025 2 mins read

Global Search in OpenResty Edge

tutorial openresty-edge search
  • Search for Request ID
  • Search for texts on the interface
  • Search for upstreams
  • Search for applications
  • Search for blog posts
  • Search for Request ID
  • Search for texts on the interface
  • Search for upstreams
  • Search for applications
  • Search for blog posts

OpenResety Edge Jun 17, 2025

OpenResety Edge Updated Jun 17, 2025 5 mins read

Configuring sticky cookies in OpenResty Edge gateways

tutorial openresty-edge cookie
  • Introduction to Sticky Cookie in OpenResty Edge
  • Enable Sticky Cookie for the sample application
  • Test
  • Disable Sticky Cookie
  • Test
  • Introduction to Sticky Cookie in OpenResty Edge
  • Enable Sticky Cookie for the sample application
  • Test
  • Disable Sticky Cookie
  • Test

OpenResety Edge Jun 17, 2025

OpenResety Edge Updated Jun 17, 2025 6 mins read

Configure HTTP basic auth in OpenResty Edge

tutorial openresty-edge authentication basic-auth
  • Configure the HTTP basic auth credentials for applications
    • Add a basic auth user group
    • Enable the basic authentication
    • Test
  • Configure the global HTTP basic auth
    • Add a global basic auth user group
    • Configure the global auth for application
Photo by Yichun Zhang
  • Configure the HTTP basic auth credentials for applications
    • Add a basic auth user group
    • Enable the basic authentication
    • Test
  • Configure the global HTTP basic auth
    • Add a global basic auth user group
    • Configure the global auth for application

OpenResety Edge Jun 17, 2025

OpenResety Edge Updated Jun 17, 2025 5 mins read

Gateway Config's Version Control & Release Management in OpenResty Edge

tutorial openresty-edge page-rule releases version-control
  • Create a page rule for the sample application
  • Release the page rule
  • Test
  • Modify the page rule
  • Release the modification
  • Test the modification
  • Revert the release
  • Test of the release reverting
Photo by Yichun Zhang
  • Create a page rule for the sample application
  • Release the page rule
  • Test
  • Modify the page rule
  • Release the modification
  • Test the modification
  • Revert the release
  • Test of the release reverting
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