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OpenCTI vs PostHog

A side-by-side editorial comparison of OpenCTI and PostHog — release velocity, themes, recent moves, and the top alternatives to consider.

OpenCTI vs PostHog: at a glance

FeatureOpenCTIPostHog
SectorAnalyticsAnalytics
Velocity score6.30.0
Sparks · 30d00
Top themesthreat-intelligence, stix, data-model, ingestionlogs, mobile-sdks, support-conversations, session-replay
Last editorial update1d ago14d ago
WebsiteVisit →Visit →

What is OpenCTI?

OpenCTI spends a release unblocking queues and hardening upserts

7.260817.0 is a fix release. The most consequential item is malformed STIX messages nacking forever and blocking worker queues indefinitely — a stall in the ingestion path rather than a display bug. Alongside it: upsert clearing an existing createdBy when incoming confidence is higher, draft upserts crashing on existing attack patterns, OTP handling in the stream middleware, and case template relation authorization. Score fields were added to threat actor groups, intrusion sets and malware.

Read the full OpenCTI trajectory →

What is PostHog?

PostHog is filling in Logs and the mobile SDKs while quietly growing a support product.

PostHog ships weekly, and this week's batch is spread across four teams rather than concentrated in one product. Logs gets attribute filtering and a React Native capture path; the iOS SDK gains rage-click detection and a session-replay duration floor; Conversations picks up GitHub issues as an inbound support channel. Individually these are small, and the weekly digest bundles them into a single roundup entry.

Read the full PostHog trajectory →

OpenCTI vs PostHog: editorial side-by-side

O
OpenCTI
ANALYTICS
6.3

OpenCTI spends a release unblocking queues and hardening upserts

◆ Current state

7.260817.0 is a fix release. The most consequential item is malformed STIX messages nacking forever and blocking worker queues indefinitely — a stall in the ingestion path rather than a display bug. Alongside it: upsert clearing an existing createdBy when incoming confidence is higher, draft upserts crashing on existing attack patterns, OTP handling in the stream middleware, and case template relation authorization. Score fields were added to threat actor groups, intrusion sets and malware.

◆ Where it's heading

The platform's feature energy went into the connector catalog and integrations rework in July, and the releases since have been consolidating: mass operations on relation times, shareable saved searches, and now a pass over ingestion robustness. Adding score to more entity types continues the slow enrichment of the data model that runs underneath the feature work.

◆ Prediction

Given score arriving on three entity types in one release, expect it to keep spreading across the data model, and the queue-blocking class of bug to draw more worker-side hardening.

PostHog logo
PostHog
ANALYTICS
0.0

PostHog is filling in Logs and the mobile SDKs while quietly growing a support product.

◆ Current state

PostHog ships weekly, and this week's batch is spread across four teams rather than concentrated in one product. Logs gets attribute filtering and a React Native capture path; the iOS SDK gains rage-click detection and a session-replay duration floor; Conversations picks up GitHub issues as an inbound support channel. Individually these are small, and the weekly digest bundles them into a single roundup entry.

◆ Where it's heading

Two build-outs are running in parallel. The observability side — Logs plus the mobile SDKs — is being brought up to parity with what PostHog already offers on web, which is what makes the platform credible for mobile teams rather than web analytics with an SDK attached. The Conversations work is the more interesting thread: adding support channels moves PostHog past measuring users toward handling them, and it is being built out in the same incremental weekly rhythm as everything else.

◆ Prediction

Expect Logs and the mobile SDKs to keep receiving parity features on the weekly cadence, and expect Conversations to add further inbound channels beyond GitHub issues. The entries do not show whether Conversations is being positioned as a standalone product or a feature of the existing suite.

Alternatives to OpenCTI and PostHog

Other Analytics products tracked by Sparkpulse, ranked by recent ship velocity. Each card links to a full editorial trajectory and lets you pivot into a head-to-head comparison with either OpenCTI or PostHog.

See all OpenCTI alternatives → · See all PostHog alternatives →

Recent activity from OpenCTI and PostHog

Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.

  1. 2d agoOpenCTIMalformed STIX no longer blocks worker queues indefinitely
  2. 5d agoOpenCTILTS branch gets the security backport: access-scoped streams, dependency sweep
  3. 8d agoOpenCTIMass operations can now edit relation start and stop times
  4. 12d agoOpenCTISaved searches and dashboard filters become shareable and reusable
  5. 16d agoOpenCTIData sanity operations can be stopped mid-run
  6. 20d agoOpenCTIIntegrations experience reworked around the new catalog, plus draft approval workflows
  7. 3mo agoPostHogWeekly roundup: Logs SQL editor, React Native log capture, iOS rage clicks
  8. 3mo agoPostHogGitHub issues as a support channel
  9. 3mo agoPostHogLog capture for React Native
  10. 3mo agoPostHogRage click support in the iOS SDK
  11. 3mo agoPostHogResend source for data warehouse
  12. 3mo agoPostHogAzure OpenAI support in LLM analytics

Frequently asked questions

What is the difference between OpenCTI and PostHog?

They serve adjacent needs but don't currently overlap on shipped themes. OpenCTI is currently shipping more aggressively (velocity 6.3 vs 0.0), with 0 editorial sparks in the last 30 days against 0. See the at-a-glance table above for a side-by-side breakdown of velocity, recent sparks, and editorial themes.

Is OpenCTI better than PostHog?

Sparkpulse doesn't pick a winner — we score release velocity, not feature parity. OpenCTI is currently shipping more aggressively (velocity 6.3 vs 0.0), with 0 editorial sparks in the last 30 days against 0. For your specific use case, the alternatives sections above list other Analytics products to evaluate alongside.

What are the best alternatives to OpenCTI?

Top OpenCTI alternatives in Analytics are ranked by recent ship velocity. Browse the "OpenCTI alternatives" section above for the current picks, or visit /alternatives/opencti for the full list with editorial commentary on each.

What are the best alternatives to PostHog?

Top PostHog alternatives in Analytics are ranked by recent ship velocity. Browse the "PostHog alternatives" section above for the current picks, or visit /alternatives/posthog for the full list with editorial commentary on each.