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Tech riderRev. 4 Oct 2026

OpenNOP

Ch 126.6of 17 WAN Optimization Software
  1. 1Runs onLinux, self-hosted
  2. 2CostsFree plan
  3. 3Deployment modelhybrid
  4. 4Traffic compressionYes
  5. 5TCP optimizationYes
5 lines stated Written from the maker's own pages: opennop.org, sourceforge.net
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The OpenNOP homepage

Overview

OpenNOP is ranked #12 of 17 in WAN optimization software on Specifiction. It runs on Linux, Self-hosted. There is a free plan.

OpenNOP plans and pricing

All plans
OpenNOP Free GPLv3 open-source Linux network accelerator sourceforge.net · 4 Oct 2026

Compared on WAN optimization software

Deployment model
hybridopennop.org
Traffic compression
Yesopennop.org
TCP optimization
Yesopennop.org

Facts

Purpose
OpenNOP is an open-source Linux network accelerator designed to optimize traffic over point-to-point, partially meshed, and full-meshed IP networks.opennop.org · 4 Oct 2026
Intended goal
The project aims to improve performance over low-speed connections such as ISDN, DSL, DS1, frame-relay, and VPN circuits.opennop.org · 4 Oct 2026
TCP compression
The implemented features include LZ compression of TCP segment payloads.opennop.org · 4 Oct 2026
Peer discovery
OpenNOP discovers other accelerators by detecting custom TCP options they add to IP packets.opennop.org · 4 Oct 2026
Failure handling
A heartbeat between the user-space daemon and kernel module allows the kernel module to switch to bypass mode.opennop.org · 4 Oct 2026
Deployment
The manual describes inline deployment and out-of-line deployment using policy-based routing.opennop.org · 4 Oct 2026
Linux requirements
The manual says any Linux distribution should work and lists libnfnetlink, libnetfilter_queue, and libnl as required software for a custom host.opennop.org · 4 Oct 2026
Appliance
The manual calls the prebuilt appliance image the easiest installation option.opennop.org · 4 Oct 2026
Unfinished features
The Features page lists block-based data reduction, a WCCPv2 client, CLI configuration and statistics, and a web interface as todo items.opennop.org · 4 Oct 2026
Integration
The overview describes a WCCPv2 client that informs Cisco routers what traffic to redirect to the accelerator.opennop.org · 4 Oct 2026
License
The SourceForge project page identifies the license as GNU General Public License version 3.0 (GPLv3).sourceforge.net · 4 Oct 2026
Project status
SourceForge labels the project Alpha and lists its last update as 2015-12-28.sourceforge.net · 4 Oct 2026
Intended audience
SourceForge lists system administrators as the intended audience and command-line as the user interface.sourceforge.net · 4 Oct 2026
Support
The official site links to SourceForge forums and support requests.opennop.org · 4 Oct 2026

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Where it ranks on Specifiction

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