Best Instart Web Performance (Legacy) Alternatives & Competitors in 2026

Comodo Website Security

Website security platform with WAF, CDN, malware scanning, and backup

Sangfor Network Secure - Next Generation Firewall (NGFW)

AI-powered NGFW with integrated WAF, threat detection, and SOC Lite

Ivanti Virtual Application Delivery Controller

Application delivery controller with load balancing, WAF, and traffic mgmt.

Sectigo SiteLock Website Protection Solutions

Website security platform with malware scanning, WAF, CDN, and DDoS protection

Monarx Threat Shield

Real-time web application firewall with runtime protection for PHP apps

Blindagem de Sites

Web security platform with WAF, CDN, SSL, and vulnerability scanning

Allot Secure

CSP-delivered network security platform for SMB customers via modular components.

SafeLine WAF

Open-source WAF using intelligent semantic analysis and machine learning-based detection

NSFOCUS Web Application Firewall

WAF protecting web applications from cyber attacks

Array Networks AVX Series Network Hyperconverged Infrastructure

Network hyperconverged infrastructure for virtualizing network functions

Impart WAF

Modern WAF with code-based rules and developer-focused workflow integration

ScoutDNS Content Filtering

DNS-based content filtering and threat protection service

genugate High Resistance Firewall

Two-stage high-resistance firewall for classified and critical networks.

Fortinet Secure Networking

Converged network security platform with NGFW, SD-WAN, SASE, and SecOps

Hillstone Networks Integrative Cybersecurity

Integrated cybersecurity platform with NGFW, NDR, XDR, ZTNA, and CWPP capabilities

Endian EndianOS

Linux-based security OS for IT/OT gateways with UTM and industrial protection

Endian UTM

UTM security gateway for IT networks with threat management and connectivity

Palo Alto Networks Strata Network Security Platform

AI-powered network security platform with unified firewall and SASE capabilities

Palo Alto Networks PA-7500

Enterprise-scale ML-powered NGFW for data centers and service providers

Palo Alto Networks Software Firewalls

Software firewalls for multicloud workload protection with Layer 7 threat prevention

F5 BIG-IP Local Traffic Manager

Application delivery controller with load balancing and traffic management

SonicWall NS_v Series

Virtual NGFW for public/private cloud with RTDMI threat detection

SafeDNS Web Content Filtering

AI-powered DNS-based web content filtering across 66 categories

Nexor Protean

Software-defined gateway for secure cross-domain data transfer in cloud envs

Olfeo On-Premise Secure Web Gateway

On-premise secure web gateway with proxy filtering and traffic inspection

Labris UTM

UTM appliance series with firewall, IPS, VPN, web/email security.

Check Point Securing the AI Transformation

Enterprise security platform for hybrid mesh networks and AI transformation

SonicWall Managed Protection Security Suite

Managed firewall security suite with expert management and cyber warranty

Fortra SWG

Cloud-native secure web gateway for web traffic inspection and threat protection

Sophos Firewall

Next-gen firewall with SD-WAN, ZTNA, and automated threat response capabilities

WatchGuard Firebox M295

Rack-mount NGFW appliance for branch offices and distributed networks

AhnLab Network PLUS

Integrated network security platform with firewall, IPS, DDoS, and sandbox

Xcitium Web Protection

Cloud-based web filtering solution protecting against malware and phishing

Palo Alto Networks Advanced URL Filtering

Real-time web threat prevention using ML/DL for URL filtering and phishing

Palo Alto Networks Strata Cloud Manager

Cloud-based mgmt platform for Palo Alto Networks NGFW & SASE infrastructure

Palo Alto Networks SD-WAN for NGFW

SD-WAN capabilities integrated with Palo Alto Networks NGFWs

ThreatSTOP IP Defense

Cloud service that automates threat blocking on firewalls, routers & switches

Somansa Webkeeper

SSL/TLS decryption & malicious site blocking solution with AI control

Sphyrna NGXS AGW-200

Hardware data diode gateway for unidirectional data transfer at 25 Gbps

Monitorapp AISVA

SSL/TLS traffic decryption solution for security inspection

Cato Networks Network Firewall

Cloud-native FWaaS solution providing NGFW capabilities for network security

Versa Next Generation Firewall

NGFW with threat protection, app visibility, and AI-driven security

13 Layers TOTALNETWORKPROTECTION

Comprehensive network protection platform with 13 security layers

NetScaler ADC Infrastructure Management

ADC infrastructure management platform for NetScaler deployments

Zecurion Secure Web Gateway

Web gateway controlling access to web resources with threat protection

Cisco Secure Firewall

Enterprise firewall solution for network security and traffic control

SonicWall Gen 8 TZ Series Next-Generation Firewall (NGFW)

NGFW for SMBs and branch offices with threat prevention and SD-WAN

SonicWall NS _sp_ Series Next-Gen Firewall

High-end NGFW for enterprises with RTDMI, multi-instance & unified policy