Package
jssm
A Javascript finite state machine (FSM) with a terse DSL and a simple API. Most FSMs are one-liners. Fast, easy, powerful, well tested, typed with TypeScript, and visualizations. MIT License.
Key numbers
As of 25 Sept 2026
- Weekly downloads
- 3.1k
- -53% over 12 months
- Gzip bundle size
- -
- No Bundlephobia data
- Dependencies
- 2
- Direct, from package.json
- Last release
- 1 month ago
- v5.164.0
- GitHub stars
- 369
- 23 forks
- Open issues / PRs
- 12 / 6
- Contributors
- -
- Commits, last 52 weeks
- 1,262
Downloads
Last week 2026-09-15 to 2026-09-21
3,115 downloads last week, 13,721 in the last month. The 12-month change of -53% compares the average of the last 4 weeks with the first 4 weeks of the series.
- Releases, last 12 months
- -
- Latest version
- 5.164.0, 22 Aug 20261 month ago
- First published
- -
- Last push to GitHub
- 15 Sept 202610 days before the snapshot
- Repository archived
- No
- Open issues
- 12
- Open pull requests
- 6
- Commits, last 52 weeks
- 1,262
- Dependents on npm
- 4
Major versions
-
Recent releases
-
- Module format
- ESM + CommonJSFrom package.json type, main and exports fields
- TypeScript types
- Bundled
- Node.js engine range
- >=10.0.0
- Runtimes
- -
- Unpacked size (npm)
- 10.7 MB
- Dependencies (2)
reduce-to-639-1circular_buffer_js- Peer dependencies (8)
lit@codemirror/lint@codemirror/view@lezer/highlight@codemirror/state@codemirror/commands@codemirror/language@codemirror/autocomplete
npm install jssm- jsDelivr
https://cdn.jsdelivr.net/npm/jssm@5.164.0/ - unpkg
https://unpkg.com/jssm@5.164.0/ - esm.sh
https://esm.sh/jssm@5.164.0
Indexability: Not indexed (discovery only): downloads_week 3115 < 10000.