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John Snow's 1854 cholera map is being rebuilt on real geographic coordinates.
Alternatives · analytics tools
CMAQ alternatives
The best CMAQ alternatives in analytics tools, ranked by Sparkpulse's velocity_score.
Updated Aug 15, 2026
Looking for the best alternatives to CMAQ? Sparkpulse tracks and ranks 12 alternatives in analytics tools by shipping velocity — how frequently each ships meaningful updates, verified from official changelogs. For reference, CMAQ shipped 0 meaningful updates in the last 30 days and carries a velocity score of 0.0 out of 10 in 2026. The alternatives below are ranked the same way, so you're comparing real release momentum, not marketing claims.
About CMAQ
CMAQ went global in v5.5, and has been patching that surface ever since.
CMAQ is the EPA's Community Multiscale Air Quality modeling system, used for regulatory and research air quality simulation. Its release rhythm is strictly two-tier: numbered major versions carry new science and fresh benchmark datasets, while the x.y.z.n updates carry bug fixes against documentation and benchmarks that stay pinned to the parent version. The current line is v5.5, which introduced CRACMM2 chemistry and coupling to MPAS-A meteorology, followed by three patch rollups.
Velocity 0.0 · Last update 51m ago
Top 12 alternatives to CMAQ
Ranked by recent ship velocity. Tap any card for the full editorial breakdown, or pivot to a head-to-head.
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paleobuddy can now simulate trait-dependent diversification, not just birth-death.
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geodist stays dependency-free and fast, and warns you when 'cheap' distances stop being honest.
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errors keeps making uncertainty print the way each scientific field expects.
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enpls has not changed its statistics since 2016 — only its website, twice.
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grex is a lookup table with a version number — it ships when the annotation moves.
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protr's feature set is finished; the work now is surviving Bioconductor's churn.
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seriation stopped shipping algorithms and started shipping a way to pick between them.
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arulesViz finished its move to ggplot2 and has been coasting on maintenance since.
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EvoPhylo added BEAST2 alongside MrBayes, then went quiet for two years.
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treespace ships once every year or two, and only when CRAN or a user forces it.
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Rpath 1.1.0 learns to read Ecopath's own files, easing migration off the desktop tool.
CMAQ vs alternatives — shipping velocity at a glance
Velocity score (0–10) and meaningful releases shipped in the last 30 days, from official changelogs. Higher = shipping faster.
| Product | Velocity | Sparks · 30d | Focus areas | Latest release |
|---|---|---|---|---|
| CMAQ (baseline) | 0.0 | 0 | air-qualityatmospheric-modelingepa | CMAQ 5.5 adds global simulation coupled to MPAS-A |
| cholera | 0.0 | 0 | historical-epidemiologygeospatialr-package | Longitude and latitude support across nearly all data and functions |
| paleobuddy | 0.0 | 0 | phylogeneticsdiversificationfossil-record | paleobuddy 1.1.0 adds SSE trait-dependent simulation |
| geodist | 0.0 | 0 | geospatialdistance-calculationzero-dependency | — |
| errors | 0.0 | 0 | uncertainty-propagationmeasurementr-quantities | — |
| enpls | 0.0 | 0 | partial-least-squaresensemble-learningchemometrics | — |
| grex | 0.0 | 0 | gtexgene-annotationbioinformatics | — |
| protr | 0.0 | 0 | proteomicssequence-descriptorsbioconductor | — |
| seriation | 0.0 | 0 | seriationmatrix-reorderingoptimization | seriation 1.5.0 adds seriate_best and parallel repeated search |
| arulesViz | 0.0 | 0 | association-rulesvisualizationggplot2 | — |
| EvoPhylo | 0.0 | 0 | phylogeneticsbayesian-inferencebeast2 | — |
| treespace | 0.0 | 0 | phylogeneticstransmission-treescran-compliance | — |
| Rpath | 0.0 | 0 | ecosystem-modelingfisheriesmass-balance | Rpath 1.1.0 imports EwE .eiixml models and estimates P/B |
The 12 best CMAQ alternatives, in depth
1. cholera · velocity 0.0
John Snow's 1854 cholera map is being rebuilt on real geographic coordinates.
Its velocity score of 0.0/10 reflects longer-term release cadence; its most recent meaningful update was “Longitude and latitude support across nearly all data and functions”.
Where CMAQ leans on air quality, atmospheric modeling and epa, cholera focuses on historical epidemiology, geospatial and r package.
cholera and CMAQ have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
2. paleobuddy · velocity 0.0
Paleobuddy can now simulate trait-dependent diversification, not just birth-death.
Its velocity score of 0.0/10 reflects longer-term release cadence; its most recent meaningful update was “paleobuddy 1.1.0 adds SSE trait-dependent simulation”.
Where CMAQ leans on air quality, atmospheric modeling and epa, paleobuddy focuses on phylogenetics, diversification and fossil record.
paleobuddy and CMAQ have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
3. geodist · velocity 0.0
Geodist stays dependency-free and fast, and warns you when 'cheap' distances stop being honest.
Its velocity score of 0.0/10 reflects longer-term release cadence.
Where CMAQ leans on air quality, atmospheric modeling and epa, geodist focuses on geospatial, distance calculation and zero dependency.
geodist and CMAQ have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
4. errors · velocity 0.0
Errors keeps making uncertainty print the way each scientific field expects.
Its velocity score of 0.0/10 reflects longer-term release cadence.
Where CMAQ leans on air quality, atmospheric modeling and epa, errors focuses on uncertainty propagation, measurement and r quantities.
errors and CMAQ have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
5. enpls · velocity 0.0
Enpls has not changed its statistics since 2016 — only its website, twice.
Its velocity score of 0.0/10 reflects longer-term release cadence.
Where CMAQ leans on air quality, atmospheric modeling and epa, enpls focuses on partial least squares, ensemble learning and chemometrics.
enpls and CMAQ have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
6. grex · velocity 0.0
Grex is a lookup table with a version number — it ships when the annotation moves.
Its velocity score of 0.0/10 reflects longer-term release cadence.
Where CMAQ leans on air quality, atmospheric modeling and epa, grex focuses on gtex, gene annotation and bioinformatics.
grex and CMAQ have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
7. protr · velocity 0.0
Protr's feature set is finished; the work now is surviving Bioconductor's churn.
Its velocity score of 0.0/10 reflects longer-term release cadence.
Where CMAQ leans on air quality, atmospheric modeling and epa, protr focuses on proteomics, sequence descriptors and bioconductor.
protr and CMAQ have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
8. seriation · velocity 0.0
Seriation stopped shipping algorithms and started shipping a way to pick between them.
Its velocity score of 0.0/10 reflects longer-term release cadence; its most recent meaningful update was “seriation 1.5.0 adds seriate_best and parallel repeated search”.
Where CMAQ leans on air quality, atmospheric modeling and epa, seriation focuses on seriation, matrix reordering and optimization.
seriation and CMAQ have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
9. arulesViz · velocity 0.0
ArulesViz finished its move to ggplot2 and has been coasting on maintenance since.
Its velocity score of 0.0/10 reflects longer-term release cadence.
Where CMAQ leans on air quality, atmospheric modeling and epa, arulesViz focuses on association rules, visualization and ggplot2.
arulesViz and CMAQ have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
10. EvoPhylo · velocity 0.0
EvoPhylo added BEAST2 alongside MrBayes, then went quiet for two years.
Its velocity score of 0.0/10 reflects longer-term release cadence.
Where CMAQ leans on air quality, atmospheric modeling and epa, EvoPhylo focuses on phylogenetics, bayesian inference and beast2.
EvoPhylo and CMAQ have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
11. treespace · velocity 0.0
Treespace ships once every year or two, and only when CRAN or a user forces it.
Its velocity score of 0.0/10 reflects longer-term release cadence.
Where CMAQ leans on air quality, atmospheric modeling and epa, treespace focuses on phylogenetics, transmission trees and cran compliance.
treespace and CMAQ have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
12. Rpath · velocity 0.0
Rpath 1.1.0 learns to read Ecopath's own files, easing migration off the desktop tool.
Its velocity score of 0.0/10 reflects longer-term release cadence; its most recent meaningful update was “Rpath 1.1.0 imports EwE .eiixml models and estimates P/B”.
Where CMAQ leans on air quality, atmospheric modeling and epa, Rpath focuses on ecosystem modeling, fisheries and mass balance.
Rpath and CMAQ have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
Frequently asked questions
What are the best alternatives to CMAQ?
The top CMAQ alternatives we currently track in analytics tools are cholera, paleobuddy, geodist, errors, enpls, ranked by recent ship velocity.
How is this list of CMAQ alternatives ranked?
Alternatives are ranked by Sparkpulse's velocity_score — release cadence + 30-day spark count + sector-relative ship rate.
Can I compare CMAQ directly with one of these alternatives?
Yes — every card has a "Compare with CMAQ" link to a side-by-side /compare page.