tidyr
tidyr replaced separate() with a family that says what it does.
Comparison · Analytics
modeltime vs shiny
A side-by-side editorial comparison of modeltime and shiny — release velocity, themes, recent moves, and the top alternatives to consider.
modeltime vs shiny: at a glance
What is modeltime?
modeltime built conformal intervals in, then went quiet on features.
modeltime is at 1.3.3, a single change making the package robust to xgboost version shifts. The feature weight sits in 1.3.2, which added a future-based parallel backend, the maape() accuracy metric and dials helpers for ADAM engine tuning, and further back in the 1.2.8 and 1.3.0 pair that introduced conformal prediction intervals and then carried them through the nested forecasting workflow.
What is shiny?
Shiny made reactive apps observable, then gave them a way to tear themselves down
Version 1.12.0 added OpenTelemetry support through the {otel} package, emitting spans for session start and end, reactive updates and individual reactive expressions, with collection depth set by an option or environment variable. The releases since have refined it - scoped collection controls in 1.12.1, cleaner stack traces in 1.13.0 - while 1.14.0 turned to lifecycle, adding session$destroy() on module proxies and a non-blocking startApp() for driving apps programmatically.
modeltime vs shiny: editorial side-by-side
modeltime
0.0ANALYTICS
modeltime built conformal intervals in, then went quiet on features.
◆ Current state
modeltime is at 1.3.3, a single change making the package robust to xgboost version shifts. The feature weight sits in 1.3.2, which added a future-based parallel backend, the maape() accuracy metric and dials helpers for ADAM engine tuning, and further back in the 1.2.8 and 1.3.0 pair that introduced conformal prediction intervals and then carried them through the nested forecasting workflow.
◆ Where it's heading
The arc runs from uncertainty quantification to execution. Conformal intervals arrived first and were then threaded through nested fitting, refitting and the printed forecast tables so users can see which confidence method produced an interval. The later work moves down a layer to how forecasts are computed — a portable future backend replacing foreach tuning — rather than what they express.
◆ Prediction
With only an xgboost compatibility fix since the 1.3.2 feature release, the entries do not support a confident prediction about what comes next beyond continued dependency maintenance.
shiny
0.0ANALYTICS
Shiny made reactive apps observable, then gave them a way to tear themselves down
◆ Current state
Version 1.12.0 added OpenTelemetry support through the {otel} package, emitting spans for session start and end, reactive updates and individual reactive expressions, with collection depth set by an option or environment variable. The releases since have refined it - scoped collection controls in 1.12.1, cleaner stack traces in 1.13.0 - while 1.14.0 turned to lifecycle, adding session$destroy() on module proxies and a non-blocking startApp() for driving apps programmatically.
◆ Where it's heading
The framework is addressing the two things that make Shiny apps hard to run in production: you could not see inside the reactive graph, and you could not reliably dispose of parts of it. Tracing answers the first; scoped destruction of module session proxies answers the second. Both are aimed at long-lived, dynamically composed apps rather than at the single-file demo.
◆ Prediction
Expect the OpenTelemetry attribute names to settle once the deprecated spellings are dropped, and more of the reactive lifecycle to gain explicit teardown hooks now that session$destroy() has established the pattern. Editor integration is a likely area for follow-up after the Ark breakpoint support.
Alternatives to modeltime and shiny
Other Analytics products tracked by Sparkpulse, ranked by recent ship velocity. Each card links to a full editorial trajectory and lets you pivot into a head-to-head comparison with either modeltime or shiny.
performance
performance keeps adding ways to check a model you have already fitted.
cmdstanpy
CmdStanPy is clearing deprecations ahead of a 2.0 it keeps announcing.
dowhy
DoWhy adds one estimation method a year and keeps its identification edge.
OpenHouse
OpenHouse is hardening the seams where table policies and jobs quietly fail.
silx
silx 3.0 moved its default Qt binding to PySide6 — a migration for everyone embedding it.
See all modeltime alternatives → · See all shiny alternatives →
Recent activity from modeltime and shiny
Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.
- 1mo agoshinyModule scopes gain session$destroy() for reactive teardown
- 5mo agoshinyInteractive breakpoints under Ark; cleaner render stack traces
- 7mo agomodeltimeRobustness to xgboost version changes
- 8mo agoshinyScoped OpenTelemetry collection controls
- 8mo agoshinyShiny adds OpenTelemetry tracing of the reactive graph ⚡
- 11mo agomodeltimefuture parallel backend, maape() metric and ADAM tuning helpers
- 1y agoshinyRegression fixes for input bindings and label updates
- 1y agoshinyAuto-reload covers modules and support files
- 2y agomodeltimeConformal intervals reach the nested forecasting workflow
- 2y agomodeltimeConformal prediction intervals introduced
- 3y agomodeltimeFixes the Smooth es() model
- 3y agomodeltimeFixes failing developer-tools tests
Frequently asked questions
What is the difference between modeltime and shiny?
They serve adjacent needs but don't currently overlap on shipped themes. modeltime and shiny are shipping at a similar cadence (velocity 0.0 vs 0.0, 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 modeltime better than shiny?
Sparkpulse doesn't pick a winner — we score release velocity, not feature parity. modeltime and shiny are shipping at a similar cadence (velocity 0.0 vs 0.0, 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 modeltime?
Top modeltime alternatives in Analytics are ranked by recent ship velocity. Browse the "modeltime alternatives" section above for the current picks, or visit /alternatives/modeltime for the full list with editorial commentary on each.
What are the best alternatives to shiny?
Top shiny alternatives in Analytics are ranked by recent ship velocity. Browse the "shiny alternatives" section above for the current picks, or visit /alternatives/r-shiny for the full list with editorial commentary on each.