NCPA

Nagios Enterprises, LLC·Nagios.NCPA

An open-source cross-platform monitoring agent

The Nagios Cross-Platform Agent (NCPA) is an open-source monitoring tool that delivers comprehensive monitoring for Windows, Linux, and Mac OS X. It offers active/passive checks, real-time metrics, and custom plugin support through an intuitive web interface.

winget install --id Nagios.NCPA --exact --source winget

Latest 3.4.3·July 23, 2026

Release Notes

Bug Fixes

  • Fixed an AIX upgrade issue that was preventing the NCPA service from starting automatically after an upgrade. - CPD
  • Fixed an error message that can appear in /var/log/messages on Linux systems when the NCPA service is stopped. - CPD
  • Fixed an issue where builds would fail on el 10 systems due to a missing dependency. - BB
  • Fixed an issue where NCPA would fail to start when started without root privileges after the configured uid/gid had already been applied. [GH#1306] - CPD
  • Fixed an issue where the total count and pagination numbers in the Checks UI were incorrect when filtered by Type. - CPD
  • Fixed multiple AIX build issue with dependencies that were preventing the build from completing successfully. - CPD
  • Fixed multiple AIX upgrade issues that were preventing upgrades from NCPA 2.x to NCPA 3.x from completing successfully. - CPD
  • Fixed root-only startup tasks (log file chown, temp file cleanup, directory creation) which could cause startup failures on non-root deployments. [GH#1306] - CPD
  • Fixed rpm -V reporting false positives on RHEL for config, log, database, and service files. [GH#1299] - CPD
  • Resolved test_ncpacheck unit test failures due to the backup_community_string config option not being set in the test configuration. - CPD
  • Several improvements to disk endpoint performance. [GH#1282] - BB Removed
  • Removed pyOpenSSL from the AIX build dependency list as it was not being used and was causing build issues. - CPD Updates
  • Replaced deprecated datetime.utcnow() usage in certificate generation and Windows event log handling to improve compatibility with Python 3.12+. - CPD
  • Updated Windows builds to use OpenSSL version 3.0.21 to resolve CVEs and improve compatibility. [GH#1397] - CPD
  • Updated Windows builds to use Python version 3.13.14. - CPD

Installer type: nullsoft

x6443E504512EC9F90916170966A511728596B28629820FE8692AFE5EB588147F6B

Details

Homepage
https://www.nagios.org/projects/ncpa/
License
Freeware
Publisher
Nagios Enterprises, LLC
Support
https://github.com/NagiosEnterprises/ncpa/issues
Privacy Policy
https://www.nagios.com/legal/privacy-policy/
Copyright
Copyright (c) 2010-2026 Nagios Enterprises, LLC

Tags

agentmonitornagios

Older versions (11)

3.4.2
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3.4.1
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3.4.0
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3.3.1
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3.3.0
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3.2.3
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3.2.2
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3.2.1
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3.2.0
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3.1.4
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3.1.3
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