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Head-to-head · IT Asset Discovery Software

runZero vs OCS Inventory NG

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score runZero #5 in IT Asset Discovery Software 9.0/10 Free plan · 21-day trial Free planFree trial✓ 5 of 5 features Visit runZero
OCS Inventory NG #9 in IT Asset Discovery Software 8.6/10 Free plan Free plan✓ 4 of 5 features Try OCS Inventory NG

runZero leads on 0 checks, OCS Inventory NG on 0, and 6 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scorerunZero · 9.0/10
  • Free planboth
  • Free trialonly runZero
  • Most featuresrunZero · 5 of 5

runZero scores higher on our rubric for it asset discovery software: 9.0 against 8.6 out of 10; our editors rank them #5 and #9.

runZero is the better fit for network and exposure-focused asset discovery. OCS Inventory NG is the better fit for free open-source inventory discovery.

  • runZero fits best

    Network and exposure-focused asset discovery

  • OCS Inventory NG fits best

    Free open-source inventory discovery

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature runZero 9.0/10 Visit ↗ OCS Inventory NG 8.6/10 Visit ↗
At a glance
Editor score 9.0 8.6
Ranking #5 in IT Asset Discovery Software #9 in IT Asset Discovery Software
Best for Network and exposure-focused asset discovery Free open-source inventory discovery
Pricing model Free plan + paid Free
Starting price — Free
Free plan ✓ ✓
Free trial 21 days —
Deployment Cloud, Self-hosted Cloud, Self-hosted
Platforms Web, Windows, macOS, Linux Web, Windows, macOS, Linux, iOS, Android
Support Email, Docs Community, Email, Docs
Integrations 20 integrations 5 integrations
Built for Solo, Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features runZero 5/5 · OCS Inventory NG 4/5
Hardware discovery ✓ ✓
Software discovery ✓ ✓
Cloud discovery ✓ (best) Not checked yet
Network asset discovery ✓ ✓
Agentless discovery ✓ ✓
Specs
Asset limit Not checked yet Not checked yet
Deployment model Hybrid Hybrid
Our review
Pros
  • Combines active scanning, passive discovery, and PCAP ingestion
  • Covers IT, OT, IoT, cloud, mobile, and remote assets
  • Offers SaaS, self-hosted, API, and extensive integrations
  • Agent and agentless discovery across hardware, software, and networks
  • Free plan includes unlimited agents and plugin access
  • REST API plus GLPI, iTop, CMDBuild, and LDAP integrations
Cons
  • The paid platform starts at $5,000
  • Community Edition is limited to 100 assets
  • Paid capacity uses a contract-based asset limit
  • OCS Free provides community support rather than unlimited support
  • More than 10,000 agents requires custom pricing on OCS Pro
  • The identified 3.0.0-rc2 release is intended for testing, not production
Our verdict

runZero is an asset discovery and exposure management platform for security and IT teams that need visibility across networked environments. It combines unauthenticated active scanning, passive traffic discovery, API integrations, and…

Read the review →

OCS Inventory NG is open-source IT asset inventory software for organizations that need centralized visibility into computers, servers, software, and network devices. Agents collect hardware and software information and send it to a…

Read the review →
  1. runZeroIT Asset Discovery Software 9.0Free plan · 21-day trial
  2. OCS Inventory NGIT Asset Discovery Software 8.6Free plan

Strengths and trade-offs

  • runZero — where it wins

    • Combines active scanning, passive discovery, and PCAP ingestion
    • Covers IT, OT, IoT, cloud, mobile, and remote assets
    • Offers SaaS, self-hosted, API, and extensive integrations

    Where it doesn't

    • The paid platform starts at $5,000
    • Community Edition is limited to 100 assets
    • Paid capacity uses a contract-based asset limit
  • OCS Inventory NG — where it wins

    • Agent and agentless discovery across hardware, software, and networks
    • Free plan includes unlimited agents and plugin access
    • REST API plus GLPI, iTop, CMDBuild, and LDAP integrations

    Where it doesn't

    • OCS Free provides community support rather than unlimited support
    • More than 10,000 agents requires custom pricing on OCS Pro
    • The identified 3.0.0-rc2 release is intended for testing, not production

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update