zarr-python
Zarr's package split keeps producing standalone tools: a server, now a lazy indexer.
Comparison · DevOps
magrittr vs promises
A side-by-side editorial comparison of magrittr and promises — release velocity, themes, recent moves, and the top alternatives to consider.
magrittr vs promises: at a glance
What is magrittr?
magrittr rewrote its pipe in C, then base R shipped one and the releases stopped
magrittr gave R the %>% operator and, in 2020, rewrote it in C for speed, lazy evaluation and clean backtraces — explicitly shaped to resemble the pipe R itself was likely to adopt. R 4.1 then shipped |> natively, and magrittr's release history effectively ends: an eager pipe variant in 2.0.2 and a memory-protection fix in 2.0.3, nothing since.
What is promises?
promises drops R6 for plain environments and wires async work into OpenTelemetry
promises supplies the async primitives behind Shiny and plumber. After years of small domain and future() fixes, the last two releases changed both what a promise costs and what it can report: 1.4.0 corrected nested domain ordering and added the first OpenTelemetry integration, and 1.5.0 replaced the R6 promise class with a classed environment while stabilizing the tracing API.
magrittr vs promises: editorial side-by-side
magrittr
0.0DEVOPS
magrittr rewrote its pipe in C, then base R shipped one and the releases stopped
◆ Current state
magrittr gave R the %>% operator and, in 2020, rewrote it in C for speed, lazy evaluation and clean backtraces — explicitly shaped to resemble the pipe R itself was likely to adopt. R 4.1 then shipped |> natively, and magrittr's release history effectively ends: an eager pipe variant in 2.0.2 and a memory-protection fix in 2.0.3, nothing since.
◆ Where it's heading
The package's direction was set by its own success. Having proven the idiom and then aligned its semantics with what base R would do, there is little left to add, and the wider ecosystem has been migrating to the native pipe — finetune switched, lintr now requires it by default. magrittr's remaining role is compatibility for the enormous body of code already written against %>%.
◆ Prediction
The entries do not support a prediction of new features; four years without a release points to a package that is finished rather than one between cycles.
promises
0.0DEVOPS
promises drops R6 for plain environments and wires async work into OpenTelemetry
◆ Current state
promises supplies the async primitives behind Shiny and plumber. After years of small domain and future() fixes, the last two releases changed both what a promise costs and what it can report: 1.4.0 corrected nested domain ordering and added the first OpenTelemetry integration, and 1.5.0 replaced the R6 promise class with a classed environment while stabilizing the tracing API.
◆ Where it's heading
Two things are being fixed at once. Promise domains - the mechanism that carries context across async boundaries - have been the source of nearly every bug in this window, and they are now being used deliberately as the vehicle for tracing rather than just for error handling. Meanwhile the object itself is being made cheap enough to create in volume.
◆ Prediction
Expect the OpenTelemetry surface to lose its experimental label and pick up the same span coverage Shiny would need end to end; the deprecated ospan function names should be removed in a following release.
Alternatives to magrittr and promises
Other DevOps 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 magrittr or promises.
ellipsis
ellipsis' checks live in rlang now; the package is a compatibility shim.
clock
clock is turning calendar conventions lubridate hard-coded into parameterized types.
httpuv
httpuv ships almost nothing, which is what you want from the web server under Shiny
withr
withr rebuilt defer() on base R's own on.exit(), and got much faster for it
htmltools
htmltools spends three releases walking back its own fill-layout opinions
See all magrittr alternatives → · See all promises alternatives →
Recent activity from magrittr and promises
Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.
- 9mo agopromisesOpenTelemetry spans across async work; R6 dropped for environments ⚡
- 9mo agopromisesNested promise domains fixed; then() gains a tee argument
- 1y agopromisesRealigns future object creation with the future package
- 1y agopromisesFixes stack overflow on long promise chains
- 1y agopromisesFixes domains forgotten inside nested handlers
- 3y agopromisesfuture_promise() returns early when workers are exhausted
- 4y agomagrittrC-level protection issue in %>% fixed
- 4y agomagrittrEager pipe %!>% for sequential evaluation
- 5y agomagrittrCalling-environment and freduce() fixes
- 5y agomagrittrPipe rewritten in C with lazy evaluation ⚡
- 11y agomagrittrNew operators, lambda syntax and functional sequences
Frequently asked questions
What is the difference between magrittr and promises?
They serve adjacent needs but don't currently overlap on shipped themes. magrittr and promises 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 magrittr better than promises?
Sparkpulse doesn't pick a winner — we score release velocity, not feature parity. magrittr and promises 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 DevOps products to evaluate alongside.
What are the best alternatives to magrittr?
Top magrittr alternatives in DevOps are ranked by recent ship velocity. Browse the "magrittr alternatives" section above for the current picks, or visit /alternatives/magrittr for the full list with editorial commentary on each.
What are the best alternatives to promises?
Top promises alternatives in DevOps are ranked by recent ship velocity. Browse the "promises alternatives" section above for the current picks, or visit /alternatives/promises for the full list with editorial commentary on each.