| Metric | async | neo-async | Difference |
|---|---|---|---|
| Weekly downloads | 80,879,258 | 50,045,248 | async 1.6x higher |
| 12-month download growth | +33% | +48% | neo-async +15 pts |
| Gzip size | - | - | - |
| Minified size | - | - | - |
| Dependencies | 0 | 0 | Same |
| Unpacked size | 789 kB | 291 kB | neo-async 2.7x smaller |
| Latest release | 3.2.6, 19 Aug 2024 | 2.6.2, 9 Jul 2020 | async 4.1 years more recent |
| Releases, last 12 months | 0 | 0 | Same |
| First published | 19 Dec 2010 | 23 Nov 2014 | async 3.9 years earlier |
| GitHub stars | 28,127 | 654 | async 43.0x higher |
| Open issues | 7 | 2 | async 5 more |
| Open pull requests | 1 | 13 | neo-async 12 more |
| Contributors | 280 | 21 | async 13.3x higher |
| Commits, last 52 weeks | 21 | 0 | async higher |
| TypeScript types | None | None | Same |
| Module format | ESM + CommonJS | CommonJS | Differs |
| Runtimes | - | - | - |
| License | MIT | MIT | Same |
Green marks the smaller size or the more recent release. Bold marks the higher count, with no judgement implied. Sizes are for the whole package per Bundlephobia. Growth compares the average of the last 4 weeks with the first 4 weeks of the 52-week series.
async80.9m latest weekneo-async50m latest week
Week of 23 Sept 2025Week of 15 Sept 2026
async
Major versions
- 0.1.019 Dec 2010
- 1.0.020 May 2015
- 2.0.013 Jul 2016
- 3.0.020 May 2019
Last 5 releases
- 3.2.619 Aug 2024
- 3.2.53 Nov 2023
- 3.2.47 Jun 2022
- 2.6.413 Apr 2022
- 3.2.310 Jan 2022
85 releases in total, 0 in the last 12 months
neo-async
Major versions
- 0.1.023 Nov 2014
- 1.0.025 Apr 2015
- 2.0.021 Jul 2016
Last 5 releases
- 2.6.29 Jul 2020
- 2.6.113 May 2019
- 2.6.015 Oct 2018
- 2.5.213 Aug 2018
- 2.5.111 Apr 2018
75 releases in total, 0 in the last 12 months
async
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neo-async
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async
-
neo-async
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- Need no runtime dependenciesBoth
- Need both ESM and CommonJS entry pointsasync (async: ESM + CommonJS; neo-async: CommonJS)
- Need to load it with require()Both
- Need TypeScript types in the package itselfNeither (async: None; neo-async: None)
- Need the more recent releaseasync (3.2.6 on 19 Aug 2024 vs 2.6.2 on 9 Jul 2020)
- Higher weekly npm downloadsasync (80.9m vs 50m)
Each line is generated from the data above.
async: async npm registry, async npm downloads, async GitHub, async jsDelivr. Data fetched 25 Sept 2026.
neo-async: neo-async npm registry, neo-async npm downloads, neo-async GitHub. Data fetched 25 Sept 2026.
Keyword demand: DataForSEO Google Ads search volume, US, English
Indexability: Indexed: 0 US searches/month across both orderings ("async vs neo-async", "neo-async vs async").