cbeust/jcommander
Command line parsing framework for Java observed · 2026-08-28
Health v2 · maintenance only
67/100
- Activity 77
- Release rhythm 35
- Longevity 100
Flags: no_releases
How is this computed?
round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-02. Adoption (stars, forks) is never an input.
- gap_med: n/a
- age_days: 5895
- days_rel: n/a
- days_push: 140
- n_releases_24m: 0
Adoption not part of the score
2022 stars · 341 forks observed · 2026-08-28
What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded
JCommander is an annotation-based command line parameter parsing framework for Java. It lets developers declare CLI options with @Parameter annotations and parse argv into typed fields.
Use cases
- parse command line arguments in a Java application
- define CLI flags and options with annotations
- handle dynamic -D style parameters
- build a CLI tool with typed options and defaults
- generate usage help for command line programs
When to choose
- you are building a Java or JVM command line tool and want declarative, annotation-driven argument parsing
- you need support for typed options, lists, maps, and dynamic parameters
- you want a mature, widely used parsing library with a stable API
When to avoid
- you are not on the JVM or need a non-Java solution
- you want a modern CLI framework with built-in subcommand help generation and you prefer alternatives like picocli
- you only need simple positional argument handling without a framework
Facets
library · maturity stable
cli parser developer-tools jvm cross-platform command-line-parsing annotations argument-parsing command-line
1 source
- readme: https://github.com/cbeust/jcommander · fetched 2026-08-28 · a6a5ab73ed31
Member repositories
| Repository | Role | Health v2 |
|---|---|---|
| cbeust/jcommander | main | 67 |
For agents
markdown · JSON · MCP: product_card(name="cbeust/jcommander")
Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem