simlandr
Potential landscape tooling settling onto standard R generics after two rounds of renaming.
Comparison · Analytics
gghighlight vs Rho
A side-by-side editorial comparison of gghighlight and Rho — release velocity, themes, recent moves, and the top alternatives to consider.
gghighlight vs Rho: at a glance
What is gghighlight?
A single-purpose ggplot2 extension that has spent six years tracking ggplot2 instead of growing.
gghighlight adds one verb to ggplot2: highlight the series matching a predicate and grey out the rest, with unhighlighted_params controlling how the shadowed layer renders and calculate_per_facet deciding whether the predicate evaluates within facets. The API settled at 0.2.0; the 0.5.0 release supports ggplot2 v4.0 including its ink and paper theme elements, and finally deletes gghighlight_point() and gghighlight_line().
What is Rho?
Rho's release machinery is now more rigorous than the product it ships.
Rho is an R IDE in open prerelease, and its public feed is almost entirely release engineering. The one substantive entry, 0.4.0-dev.39, described capability-based model routing across providers and durable project-scoped agent conversations with per-file Apply/Undo. Everything around it is build candidates and acceptance targets, each gated behind an explicit acceptance record that fails closed.
gghighlight vs Rho: editorial side-by-side
gghighlight
0.0ANALYTICS
A single-purpose ggplot2 extension that has spent six years tracking ggplot2 instead of growing.
◆ Current state
gghighlight adds one verb to ggplot2: highlight the series matching a predicate and grey out the rest, with unhighlighted_params controlling how the shadowed layer renders and calculate_per_facet deciding whether the predicate evaluates within facets. The API settled at 0.2.0; the 0.5.0 release supports ggplot2 v4.0 including its ink and paper theme elements, and finally deletes gghighlight_point() and gghighlight_line().
◆ Where it's heading
Two threads run through the history. One is a slow deprecation, from soft-deprecating the geom-specific functions at 0.1.0, to defunct at 0.3.0, to removed at 0.5.0 — a five-year removal cycle. The other is compatibility work: purrr 1.0.0, dplyr's across() deprecation, ggplot2 3.4.0, then 4.0. Genuine feature additions are rare and small, with line_label_type at 0.4.0 the last one. Note that 0.3.2's notes restate 0.3.1's n() item, so adjacent tags here overlap rather than each describing distinct work.
◆ Prediction
The next release most likely absorbs further ggplot2 4.x changes, given that is what triggered the last three. Nothing in the entries points to a new highlighting capability.
Rho
6.3ANALYTICS
Rho's release machinery is now more rigorous than the product it ships.
◆ Current state
Rho is an R IDE in open prerelease, and its public feed is almost entirely release engineering. The one substantive entry, 0.4.0-dev.39, described capability-based model routing across providers and durable project-scoped agent conversations with per-file Apply/Undo. Everything around it is build candidates and acceptance targets, each gated behind an explicit acceptance record that fails closed.
◆ Where it's heading
The project is building an agentic R IDE but publishing like a regulated release process: signed evidence, CONDITIONAL_GO records, checksums bound to exact commits, limitations named out loud rather than buried. dev.41 exists solely to rehearse the native updater across Windows and macOS, which is the last piece of distribution infrastructure between a dev train and something installable by people who won't build from source. Feature work and shipping work are advancing on separate tracks.
◆ Prediction
The updater acceptance target points at a 0.4.0 line that can update itself, so the next entry that matters is either dev.40's real publication or the first build not labelled evaluation-only. Whether Windows signing moves off the SignPath trial certificate is the open question these entries leave unanswered.
Alternatives to gghighlight and Rho
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 gghighlight or Rho.
lavaanExtra
SEM reporting helpers converging on APA output, one CRAN resubmission at a time.
ibis.iSDM
A raster-to-terra migration is the only readable change in a feed of merge notes.
anyflights
A nycflights13 generator whose recent work is all about the data being right.
vinereg
Conditional density and log-likelihood fill out a vine copula regression package.
stringx
A drop-in string API for base R, kept alive by upstream check failures.
See all gghighlight alternatives → · See all Rho alternatives →
Recent activity from gghighlight and Rho
Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.
- 19h agoRhoRho 0.4.0-dev.41 Native Updater Acceptance Target
- 4d agoRhoAgent conversations and provider-routed models land in Rho ⚡
- 8d agoRhoCross-platform candidate build awaiting acceptance evidence
- 23d agoRhoWindows installer build stamp for 0.2.0-dev.12
- 1y agogghighlightggplot2 v4.0 support; geom-specific functions removed
- 2y agogghighlightTest expectations updated for upcoming ggplot2
- 3y agogghighlightline_label_type adds geomtextpath and second-axis labelling
- 4y agogghighlightDeprecated dplyr::across() usage removed
- 5y agogghighlightExplicit NULL in unhighlighted_params preserved; aesthetic name clash fixed
- 5y agogghighlightDiscrete-scale labels and n() predicates
Frequently asked questions
What is the difference between gghighlight and Rho?
They serve adjacent needs but don't currently overlap on shipped themes. Rho is currently shipping more aggressively (velocity 6.3 vs 0.0), with 1 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 gghighlight better than Rho?
Sparkpulse doesn't pick a winner — we score release velocity, not feature parity. Rho is currently shipping more aggressively (velocity 6.3 vs 0.0), with 1 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 gghighlight?
Top gghighlight alternatives in Analytics are ranked by recent ship velocity. Browse the "gghighlight alternatives" section above for the current picks, or visit /alternatives/gghighlight for the full list with editorial commentary on each.
What are the best alternatives to Rho?
Top Rho alternatives in Analytics are ranked by recent ship velocity. Browse the "Rho alternatives" section above for the current picks, or visit /alternatives/yulab-smu-rho for the full list with editorial commentary on each.