Observability

## [Collector](https://portal.cjcit.io/release-notes/collector/)

Change history, migration notes, and version details for PHO Collector.

[What's NewAn overview of the major capabilities introduced across Particle Horizon Collector 0.2.0, 0.2.1, and 0.2.2.](https://portal.cjcit.io/release-notes/collector/whats_new/)

### Latest versions

-   [v0.156.0/v0.3](https://portal.cjcit.io/release-notes/collector/0.3/)
    
    Particle Horizon Collector 0.3.
    
-   [v0.156.0/v0.2](https://portal.cjcit.io/release-notes/collector/0.2/)
    
    Particle Horizon Collector 0.2.
    

[All Collector release notes](https://portal.cjcit.io/release-notes/collector/)

Observability

## [LMC Exporter](https://portal.cjcit.io/release-notes/lmc_exporter/)

Change history, migration notes, and version details for LMC Exporter.

[What's newOverview of the latest LMC Exporter changes.](https://portal.cjcit.io/release-notes/lmc_exporter/whats_new/)

### Latest versions

-   [v0.19.0](https://portal.cjcit.io/release-notes/lmc_exporter/0.19/)
    
    New features, metric changes, and upgrade guidance for LMC Exporter 0.19.
    
-   [v0.17.0](https://portal.cjcit.io/release-notes/lmc_exporter/0.17/)
    
    Release notes for the v0.17.0 family
    

[All LMC Exporter release notes (3 versions)](https://portal.cjcit.io/release-notes/lmc_exporter/)

Operations

## [Message Ops](https://portal.cjcit.io/release-notes/message_ops/1.7/)

Operational documentation for Message Operations, its release notes, and versioned guides.

### Latest versions

-   [Message Ops 1.7 Release Notes](https://portal.cjcit.io/release-notes/message_ops/1.7/)
    
    Message Ops 1.7.1 release and upgrade guidance.
    

[All Message Ops release notes](https://portal.cjcit.io/release-notes/message_ops/1.7/)

_Last modified: 2026-10-21_