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Flutter-powered AI app builder A head-to-head of two Functional Programming packages on pub.dev, by daily downloads, GitHub activity, and maintenance.
maybe_just_nothing leads on usage with about 2.1x the daily downloads of fast_immutable_collections (9,367 vs 4,547 per day). fast_immutable_collections has the larger GitHub following (229 vs 6 stars).
🇺🇸 glasberg.dev · v11.2.0
Immutable lists, sets, maps, and multimaps, which are as fast as their native mutable counterparts. Extension methods and comparators for native Dart collections.
🇺🇸 karapetov.com · v0.6.0
Yet another variation of the good old Maybe monad with eager execution written in Dart.
| Metric | fast_immutable_collections | maybe_just_nothing |
|---|---|---|
| Downloads / day | 4,547 | 9,367 |
| Rank in Functional Programming | #8 | #5 |
| GitHub stars | 229 | 6 |
| Likes | 409 | 11 |
| Pub points | 150 / 160 | 160 / 160 |
| Issue response (median) | — | — |
| Contributors | 14 | 1 |
| Last commit | 4 months ago | 9 months ago |
| CI | Yes | Yes |
| License | BSD-2-Clause | MIT |
| First published | 5 years ago | 6 years ago |
| Platforms | android, ios, windows, linux, macos, web | android, ios, windows, linux, macos, web |
Highlighted cell wins each comparable metric. For rank, issue response, and last commit, lower is better.