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Apache TsFile vs OpenSearch Dashboards

A side-by-side editorial comparison of Apache TsFile and OpenSearch Dashboards — release velocity, themes, recent moves, and the top alternatives to consider.

Apache TsFile vs OpenSearch Dashboards: at a glance

FeatureApache TsFileOpenSearch Dashboards
SectorAnalyticsAnalytics
Velocity score2.52.5
Sparks · 30d00
Top themestime series, columnar format, apache arrow, multi-languagesearch-analytics, maintenance-releases, security-patches, visualization
Last editorial update4h ago1h ago
WebsiteVisit →Visit →

What is Apache TsFile?

TsFile 2.5 adds Go to its Java, C++ and Python implementations.

Apache TsFile is the columnar time-series file format underneath IoTDB. The 2.x line has concentrated on the native and Python ends: Arrow-compatible results into Python DataFrames in 2.3.0, CSV, Parquet and Arrow conversion scripts in 2.3.1, SIMD and parallel reads in 2.4.0, and in October 2.5.0 with table-model read and write APIs for Go plus persistent dataset indexes. The old 1.1 line still gets occasional backport releases, most recently 1.1.4 in September.

Read the full Apache TsFile trajectory →

What is OpenSearch Dashboards?

This feed samples OpenSearch Dashboards; its latest entry is a 2.19.7 notes commit.

The feed carries release-branch commits rather than release notes, so the visible record is five entries from July 2025 to October 2026. The latest, on October 16, adds release notes for 2.19.7, which shows the 2.19 maintenance line is still being patched alongside 3.x. Before that, the 3.8.0 notes commit in July and Vega CVE fixes on 2.19 are the only substantive items.

Read the full OpenSearch Dashboards trajectory →

Apache TsFile vs OpenSearch Dashboards: editorial side-by-side

A
Apache TsFile
ANALYTICS
2.5

TsFile 2.5 adds Go to its Java, C++ and Python implementations.

◆ Current state

Apache TsFile is the columnar time-series file format underneath IoTDB. The 2.x line has concentrated on the native and Python ends: Arrow-compatible results into Python DataFrames in 2.3.0, CSV, Parquet and Arrow conversion scripts in 2.3.1, SIMD and parallel reads in 2.4.0, and in October 2.5.0 with table-model read and write APIs for Go plus persistent dataset indexes. The old 1.1 line still gets occasional backport releases, most recently 1.1.4 in September.

◆ Where it's heading

TsFile is being shaped into an interchange format that non-JVM tools can read and write directly, with each release widening language coverage or speeding up the native path. The 1.1 backports show IoTDB users on older versions are still being supported.

◆ Prediction

Expect a 2.5.x patch release fixing the new Go and index features, following the pattern of 2.3.1 after 2.3.0.

O2.5

This feed samples OpenSearch Dashboards; its latest entry is a 2.19.7 notes commit.

◆ Current state

The feed carries release-branch commits rather than release notes, so the visible record is five entries from July 2025 to October 2026. The latest, on October 16, adds release notes for 2.19.7, which shows the 2.19 maintenance line is still being patched alongside 3.x. Before that, the 3.8.0 notes commit in July and Vega CVE fixes on 2.19 are the only substantive items.

◆ Where it's heading

The 2.19 line keeps getting maintenance releases while 3.x moves on. The feed is too sparse to show what either line is shipping.

◆ Prediction

Expect further 2.19.x and 3.x notes commits; what they contain is unclear from this feed.

Alternatives to Apache TsFile and OpenSearch Dashboards

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 Apache TsFile or OpenSearch Dashboards.

See all Apache TsFile alternatives → · See all OpenSearch Dashboards alternatives →

Recent activity from Apache TsFile and OpenSearch Dashboards

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

  1. 16d agoOpenSearch DashboardsRelease notes added for 2.19.7
  2. 19d agoApache TsFileApache TsFile 2.5.0
  3. 1mo agoApache TsFileTsFile 1.1.4 backports metadata and filter fixes
  4. 3mo agoOpenSearch DashboardsOpenSearch Dashboards 3.8.0 released
  5. 3mo agoApache TsFileSIMD and parallel read paths in Apache TsFile 2.4.0
  6. 5mo agoApache TsFileCSV, Parquet and Arrow conversion scripts for TsFile 2.3.1
  7. 6mo agoApache TsFileArrow-backed DataFrames and paginated reads in TsFile 2.3.0
  8. 6mo agoApache TsFileWrite-time schema changes and read/write encryption in TsFile 2.2.1
  9. 8mo agoOpenSearch Dashboards2.19.5 patches Vega dependency CVEs
  10. 0y agoOpenSearch Dashboards2.19.4 reverts vega-lite to 4.16.8
  11. 1y agoOpenSearch Dashboards2.19.3 release notes added

Frequently asked questions

What is the difference between Apache TsFile and OpenSearch Dashboards?

They serve adjacent needs but don't currently overlap on shipped themes. Apache TsFile and OpenSearch Dashboards are shipping at a similar cadence (velocity 2.5 vs 2.5, both within Sparkpulse's "active" band). See the at-a-glance table above for a side-by-side breakdown of velocity, recent sparks, and editorial themes.

Is Apache TsFile better than OpenSearch Dashboards?

Sparkpulse doesn't pick a winner — we score release velocity, not feature parity. Apache TsFile and OpenSearch Dashboards are shipping at a similar cadence (velocity 2.5 vs 2.5, both within Sparkpulse's "active" band). For your specific use case, the alternatives sections above list other Analytics products to evaluate alongside.

What are the best alternatives to Apache TsFile?

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

What are the best alternatives to OpenSearch Dashboards?

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