Christopher Chang
Authors@R so your work is attributed to you and not merged with a namesake.
Downloads
4.3K
Last 30 days
12.3K
Last 90 days
60.5K
Last year
Average trend: +1.5% (30d vs prior 30d)
Top Packages by Downloads
Portfolio Check Status
Aggregate CRAN check results across 1 maintained package.
OK
Recent Activity
'PLINK' 2 Binary (.pgen) Reader
'PLINK' 2 Binary (.pgen) Reader
'PLINK' 2 Binary (.pgen) Reader
'PLINK' 2 Binary (.pgen) Reader
'PLINK' 2 Binary (.pgen) Reader
'PLINK' 2 Binary (.pgen) Reader
Statistical Tests and Graphics for Hardy-Weinberg Equilibrium
'PLINK' 2 Binary (.pgen) Reader
'PLINK' 2 Binary (.pgen) Reader
'PLINK' 2 Binary (.pgen) Reader
Maintained Packages
1 package
| Package | Version |
|---|---|
| pgenlibr 1.3K downloads/30d | 0.7.0 |
Contributions
1 package
| Package | Version |
|---|---|
| HardyWeinberg 3.1K downloads/30d | 1.7.9 |
Package repositories
Repositories of packages Christopher Chang maintains where an AI coding tool was found. Other people commit to these repositories too, so each line describes the repository, not Christopher Chang's own work.
- chrchang/plink-ng ↗(account: chrchang)Packages: pgenlibr
- Claude Codefirst seen 2026-08-31Commits: at least 260 crediting it in the message
- Claude CodePull requests: 285 from outside contributors, first on 2026-08-31, 285 from forks
Finding nothing does not mean no tool was used. How this is detected.