qqman
The Manhattan-plot package for GWAS results, finished and dormant since 2017.
Comparison · Analytics
n2khab vs symengine
A side-by-side editorial comparison of n2khab and symengine — release velocity, themes, recent moves, and the top alternatives to consider.
n2khab vs symengine: at a glance
What is n2khab?
n2khab keeps retracting interpretations of habitat data it can't actually support
n2khab reads and prepares the standardised Flemish Natura 2000 habitat data sources — habitat maps, water surfaces, GRTS master grids — for reproducible analysis. Releases track the publication of new versioned data sources on Zenodo, but the more consequential ones change how the package interprets what it reads. The latest removes an argument outright after the reasoning behind it was found to be wrong.
What is symengine?
An R symbolic-maths binding whose changelog is really the C++ core's release notes.
symengine gives R access to the SymEngine computer algebra core for symbolic expressions, matrices and sets. The tracked feed carries the upstream C++ library's releases rather than R-binding changes, so what shows here is core work: parser fixes, locale-independent double parsing, an SOVERSION bump and matrix transpose corrections. Feature growth in the core has slowed considerably since the 0.9 and 0.10 releases.
n2khab vs symengine: editorial side-by-side
n2khab
0.0ANALYTICS
n2khab keeps retracting interpretations of habitat data it can't actually support
◆ Current state
n2khab reads and prepares the standardised Flemish Natura 2000 habitat data sources — habitat maps, water surfaces, GRTS master grids — for reproducible analysis. Releases track the publication of new versioned data sources on Zenodo, but the more consequential ones change how the package interprets what it reads. The latest removes an argument outright after the reasoning behind it was found to be wrong.
◆ Where it's heading
Two forces shape the package. The first is external: each new habitatmap or watersurfaces vintage needs a supported reader, and the package has absorbed a steady stream of them. The second is a willingness to break its own API when the ecology does not support what the code claimed — the interpreted argument removed because type 3130 occurrences cannot be resolved to a single subtype, the rbbvos+ type dropped as too loosely defined, the collapse default changed to match how users actually need the output shaped. Return structures are also being normalised so element names no longer vary with data source version.
◆ Prediction
The package has said it expects future watersurfaces_hab versions to implement collapsing in the data source itself, so the corresponding argument is a candidate for removal once that lands — the same path the interpreted argument took.
symengine
0.0ANALYTICS
An R symbolic-maths binding whose changelog is really the C++ core's release notes.
◆ Current state
symengine gives R access to the SymEngine computer algebra core for symbolic expressions, matrices and sets. The tracked feed carries the upstream C++ library's releases rather than R-binding changes, so what shows here is core work: parser fixes, locale-independent double parsing, an SOVERSION bump and matrix transpose corrections. Feature growth in the core has slowed considerably since the 0.9 and 0.10 releases.
◆ Where it's heading
The upstream core has moved from adding capability — serialization, a first simplify(), set types, matrix expressions, LLVM support — toward maintenance: build fixes, dependency support such as Flint3, and correctness patches. For R users the practical consequence is that new symbolic features arrive only as fast as the binding exposes them, which this feed does not report on.
◆ Prediction
Expect further upstream maintenance releases tracking LLVM and Flint versions; nothing in these notes signals a new capability push.
Alternatives to n2khab and symengine
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 n2khab or symengine.
constants
The R package for CODATA constants rebuilt its symbol table on NIST's naming so future updates stop being hand work.
austraits
The R client for AusTraits spends its releases chasing the dataset it reads.
ggdemetra
A ggplot2 layer for seasonal adjustment output, filling in one plot type at a time.
fossilsim
A fossil-record simulator that quietly grew a trait-evolution engine.
tern.rbmi
Reference-based multiple imputation tables, shipping only what CRAN checks demand.
See all n2khab alternatives → · See all symengine alternatives →
Recent activity from n2khab and symengine
Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.
- 1mo agon2khabn2khab 0.15.1
- 1mo agon2khabn2khab drops an argument built on a wrong ecological assumption
- 5mo agon2khabn2khab adds a reader for the watersurfaces reference points source
- 7mo agon2khabn2khab collapses watersurfaces output to unique polygon-type pairs
- 1y agon2khabSupport for watersurfaces 2024 and watersurfaces_hab v6
- 1y agon2khabn2khab supports the 2023 habitat maps and drops the rbbvos+ type
- 1y agosymengineLocale-independent double parsing and matrix transpose fix
- 2y agosymengineFlint3 support and SBML printing fixes
- 3y agosymengineBuild fixes only, no functional change
- 3y agosymengineMatrix expressions, Intersection class and LLVM 16 support
- 4y agosymengineAdds serialization and a first simplify() implementation
- 4y agosymengineFixes MSVC2017 compilation failure
Frequently asked questions
What is the difference between n2khab and symengine?
They serve adjacent needs but don't currently overlap on shipped themes. n2khab and symengine 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 n2khab better than symengine?
Sparkpulse doesn't pick a winner — we score release velocity, not feature parity. n2khab and symengine 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 n2khab?
Top n2khab alternatives in Analytics are ranked by recent ship velocity. Browse the "n2khab alternatives" section above for the current picks, or visit /alternatives/n2khab for the full list with editorial commentary on each.
What are the best alternatives to symengine?
Top symengine alternatives in Analytics are ranked by recent ship velocity. Browse the "symengine alternatives" section above for the current picks, or visit /alternatives/symengine-r for the full list with editorial commentary on each.