The
Flutter-powered AI app builder A head-to-head of two Functional Programming packages on pub.dev, by daily downloads, GitHub activity, and maintenance.
built_collection leads on usage with about 20.2x the daily downloads of maybe_just_nothing (183,595 vs 9,069 per day). built_collection has the larger GitHub following (283 vs 6 stars).
🇺🇸 google.dev · v5.1.1
Immutable collections based on the SDK collections. Each SDK collection class is split into a new immutable collection class and a corresponding mutable builder class.
🇺🇸 karapetov.com · v0.6.0
Yet another variation of the good old Maybe monad with eager execution written in Dart.
| Metric | built_collection | maybe_just_nothing |
|---|---|---|
| Downloads / day | 183,595 | 9,069 |
| Rank in Functional Programming | #1 | #5 |
| GitHub stars | 283 | 6 |
| Likes | 342 | 11 |
| Pub points | 150 / 160 | 160 / 160 |
| Issue response (median) | — | — |
| Contributors | 22 | 1 |
| Last commit | 2 months ago | 7 months ago |
| CI | Yes | Yes |
| License | BSD-3-Clause | MIT |
| First published | 11 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.