https://github.com/EricSmekens/jsep

expression-parser hacktoberfest javascript jsep

Score: 29.16719347671127

Last synced: about 19 hours ago
JSON representation

Repository metadata:

JavaScript Expression Parser

Host: GitHub
URL: https://github.com/EricSmekens/jsep
Owner: EricSmekens
License: mit
Created: 2012-05-31T20:48:09.000Z (over 14 years ago)
Default Branch: master
Last Pushed: 2026-10-11T18:52:38.000Z (22 days ago)
Last Synced: 2026-10-21T18:13:21.355Z (12 days ago)
Topics: expression-parser, hacktoberfest, javascript, jsep
Language: JavaScript
Homepage: http://ericsmekens.github.io/jsep/
Size: 1.81 MB
Stars: 969
Watchers: 19
Forks: 145
Open Issues: 51
Metadata Files:
- Readme: README.md
- Changelog: CHANGELOG.md
- Contributing: CONTRIBUTING.md
- License: LICENSE

Owner metadata:

Name: Eric Smekens
Login: EricSmekens
Email:
Kind: user
Description:
Website:
Location: Breda, The Netherlands
Twitter:
Company: @enexis
Icon url: https://avatars.githubusercontent.com/u/2444820?u=b6c0fe85396204fcffc57baee5537cfb9bb27fbf&v=4
Repositories: 21
Last Synced at: 2026-10-31T14:07:42.560Z
Profile URL: https://github.com/EricSmekens

GitHub Events

Total

Create event: 12
Fork event: 6
Issue comment event: 51
Issues event: 9
Pull request event: 5
Pull request review event: 1
Push event: 13
Release event: 11
Watch event: 82
Total: 190

Last Year

Fork event: 1
Issue comment event: 2
Pull request event: 2
Watch event: 6
Total: 11

Committers metadata

Last synced: 2 days ago

Total Commits: 400
Total Committers: 27
Avg Commits per committer: 14.815
Development Distribution Score (DDS): 0.65

Commits in past year: 23
Committers in past year: 4
Avg Commits per committer in past year: 5.75
Development Distribution Score (DDS) in past year: 0.435

Name	Email	Commits
Shelly (6utt3rfly)	1****y	140
semantic-release-bot	s**t@m**t	75
Stephen Oney	s**y@g**m	71
Eric Smekens	e**s@m**m	44
Lea Verou	l**a@v**e	24
David Manzanares	d**s@c**m	11
dependabot[bot]	4****]	8
Caleb Cox	c****c	3
Alex Warren	a**x@t**k	2
Bert Verhelst	v**t@g**m	2
Duncan Beevers	d**n@d**m	2
Zoé	z**e@e**v	2
nikiml	n**v@g**m	2
Andrei Cacio	a**o@y**m	1
Andrew Peters	a**s@o**v	1
Arijit-Roy	a**y@h**k	1
Diego Lafuente	d**l@g**m	1
Jeffery Grajkowski	p**y@g**m	1
John Le	j**n@s**m	1
Jorge Nanarro	j**b@g**m	1
Nils Kuhnhenn	l**n@v**g	1
Peter Muessig	p**g@s**m	1
Richard Schneider	m**u@g**m	1
Yang	5**8@q**m	1
duncanwerner	d**r@r**m	1
Mor Shemesh	m**e@m**m	1
vladuionut	v**t@y**m	1

Issue and Pull Request metadata

Last synced: 2 days ago

Total issues: 63
Total pull requests: 91
Average time to close issues: 10 months
Average time to close pull requests: 4 months
Total issue authors: 52
Total pull request authors: 21
Average comments per issue: 3.19
Average comments per pull request: 1.8
Merged pull request: 52
Bot issues: 1
Bot pull requests: 13

Past year issues: 3
Past year pull requests: 14
Past year average time to close issues: about 6 hours
Past year average time to close pull requests: about 16 hours
Past year issue authors: 3
Past year pull request authors: 7
Past year average comments per issue: 0.33
Past year average comments per pull request: 1.71
Past year merged pull request: 3
Past year bot issues: 1
Past year bot pull requests: 2

More stats: https://issues.ecosyste.ms/repositories/lookup?url=https://github.com/EricSmekens/jsep

Top Issue Authors

LeaVerou (4)
zcappp (4)
6utt3rfly (3)
ammmze (2)
cattermo (2)
EricSmekens (2)
benoitkoenig (1)
d07RiV (1)
grimalschi (1)
cimak (1)
jnavb (1)
Pikachews (1)
Kot-Zakhar (1)
matthewmueller (1)
80avin (1)

Top Pull Request Authors

6utt3rfly (39)
dependabot[bot] (13)
EricSmekens (12)
xiehuanyi (4)
ephys (3)
anpete (2)
jdanyow (2)
Strate (2)
d07RiV (2)
pyshx (1)
petermuessig (1)
Arijit-Roy (1)
LeulTew (1)
danielecr (1)
abstractmatter (1)

Top Issue Labels

released (15)
bug (11)
plugin (7)
enhancement (6)
question (5)
released on @beta (3)
invalid (1)
waiting (1)
semantic-release (1)

Top Pull Request Labels

released (33)
dependencies (13)
hacktoberfest-accepted (9)
hacktoberfest (6)
plugin (3)
javascript (2)
waiting (2)
hacktoberest-accepted (1)
released on @beta (1)
enhancement (1)

Package metadata

Total packages: 22
Total downloads:
- npm: 153,299,313 last-month
Total docker downloads: 15,421,659
Total dependent packages: 274 (may contain duplicates)
Total dependent repositories: 6,581 (may contain duplicates)
Total versions: 197
Total maintainers: 4

npmjs.org: jsep

a tiny JavaScript expression parser

Homepage: https://ericsmekens.github.io/jsep/
Licenses: MIT
Latest release: 1.6.0 (published 22 days ago)
Last Synced: 2026-10-31T14:09:53.654Z (2 days ago)
Versions: 34
Dependent Packages: 210
Dependent Repositories: 4,959
Downloads: 54,188,402 Last month
Docker Downloads: 2,276,947
Rankings:
- Downloads: 0.168%
- Dependent packages count: 0.217%
- Dependent repos count: 0.325%
- Docker downloads count: 0.439%
- Average: 1.048%
- Forks count: 2.559%
- Stargazers count: 2.581%
Maintainers (3)
- leaverou
- smekkie
- soney

npmjs.org: @jsep-plugin/ternary

Adds ternary expression support

Homepage: https://ericsmekens.github.io/jsep/tree/master/packages/ternary#readme
Licenses: MIT
Latest release: 1.2.0 (published 22 days ago)
Last Synced: 2026-10-31T14:12:50.855Z (2 days ago)
Versions: 9
Dependent Packages: 7
Dependent Repositories: 795
Downloads: 13,243,637 Last month
Docker Downloads: 2,256,865
Rankings:
- Downloads: 0.223%
- Docker downloads count: 0.446%
- Dependent repos count: 0.648%
- Average: 1.538%
- Forks count: 2.559%
- Stargazers count: 2.581%
- Dependent packages count: 2.77%
Maintainers (4)
- leaverou
- 6utt3rfly
- smekkie
- soney

npmjs.org: @jsep-plugin/regex

Adds regex expression support

Homepage: https://ericsmekens.github.io/jsep/tree/master/packages/regex#readme
Licenses: MIT
Latest release: 1.1.0 (published 22 days ago)
Last Synced: 2026-10-31T14:15:13.468Z (2 days ago)
Versions: 6
Dependent Packages: 6
Dependent Repositories: 799
Downloads: 43,221,669 Last month
Docker Downloads: 2,256,865
Rankings:
- Downloads: 0.223%
- Docker downloads count: 0.446%
- Dependent repos count: 0.646%
- Average: 1.601%
- Forks count: 2.559%
- Stargazers count: 2.581%
- Dependent packages count: 3.151%
Maintainers (4)
- leaverou
- 6utt3rfly
- smekkie
- soney

npmjs.org: @jsep-plugin/object

Adds object expression support

Homepage: https://ericsmekens.github.io/jsep/tree/master/packages/object#readme
Licenses: MIT
Latest release: 1.3.0 (published 22 days ago)
Last Synced: 2026-10-31T14:11:28.483Z (2 days ago)
Versions: 8
Dependent Packages: 10
Dependent Repositories: 4
Downloads: 185,442 Last month
Rankings:
- Downloads: 1.312%
- Dependent packages count: 2.06%
- Forks count: 2.559%
- Stargazers count: 2.581%
- Average: 2.815%
- Dependent repos count: 5.561%
Maintainers (4)
- leaverou
- 6utt3rfly
- smekkie
- soney

npmjs.org: @jsep-plugin/spread

Adds spread (...) expression support

Homepage: https://ericsmekens.github.io/jsep/tree/master/packages/spread#readme
Licenses: MIT
Latest release: 1.1.0 (published 22 days ago)
Last Synced: 2026-10-31T14:15:34.371Z (2 days ago)
Versions: 5
Dependent Packages: 5
Dependent Repositories: 3
Downloads: 48,881 Last month
Rankings:
- Downloads: 1.627%
- Forks count: 2.559%
- Stargazers count: 2.581%
- Average: 3.361%
- Dependent packages count: 3.699%
- Dependent repos count: 6.341%
Maintainers (4)
- leaverou
- 6utt3rfly
- smekkie
- soney

npmjs.org: @jsep-plugin/assignment

Adds assignment expression support

Homepage: https://ericsmekens.github.io/jsep/tree/master/packages/assignment#readme
Licenses: MIT
Latest release: 1.4.0 (published 22 days ago)
Last Synced: 2026-10-31T14:08:32.166Z (2 days ago)
Versions: 8
Dependent Packages: 7
Dependent Repositories: 5
Downloads: 42,093,792 Last month
Docker Downloads: 8,630,982
Rankings:
- Forks count: 2.559%
- Stargazers count: 2.581%
- Dependent packages count: 2.77%
- Average: 3.386%
- Downloads: 4.001%
- Dependent repos count: 5.02%
Maintainers (4)
- leaverou
- 6utt3rfly
- smekkie
- soney

npmjs.org: @jsep-plugin/template

Adds template literal expression support

Homepage: https://ericsmekens.github.io/jsep/tree/master/packages/template#readme
Licenses: MIT
Latest release: 1.1.0 (published 22 days ago)
Last Synced: 2026-10-31T14:09:53.622Z (2 days ago)
Versions: 7
Dependent Packages: 5
Dependent Repositories: 3
Downloads: 85,589 Last month
Rankings:
- Forks count: 2.559%
- Stargazers count: 2.581%
- Downloads: 3.162%
- Average: 3.669%
- Dependent packages count: 3.699%
- Dependent repos count: 6.341%
Maintainers (4)
- leaverou
- 6utt3rfly
- smekkie
- soney

npmjs.org: @jsep-plugin/arrow

Adds arrow-function support

Homepage: https://ericsmekens.github.io/jsep/tree/master/packages/arrow#readme
Licenses: MIT
Latest release: 1.1.0 (published 22 days ago)
Last Synced: 2026-10-31T14:08:25.216Z (2 days ago)
Versions: 8
Dependent Packages: 5
Dependent Repositories: 3
Downloads: 132,760 Last month
Rankings:
- Forks count: 2.559%
- Stargazers count: 2.581%
- Dependent packages count: 3.699%
- Downloads: 3.771%
- Average: 3.79%
- Dependent repos count: 6.341%
Maintainers (4)
- leaverou
- 6utt3rfly
- smekkie
- soney

npmjs.org: @jsep-plugin/new

Adds 'new' expression support

Homepage: https://ericsmekens.github.io/jsep/tree/master/packages/new#readme
Licenses: MIT
Latest release: 1.1.0 (published 22 days ago)
Last Synced: 2026-10-31T14:08:21.310Z (2 days ago)
Versions: 6
Dependent Packages: 5
Dependent Repositories: 3
Downloads: 46,963 Last month
Rankings:
- Forks count: 2.559%
- Stargazers count: 2.581%
- Dependent packages count: 3.699%
- Average: 3.949%
- Downloads: 4.564%
- Dependent repos count: 6.341%
Maintainers (4)
- leaverou
- 6utt3rfly
- smekkie
- soney

npmjs.org: @jsep-plugin/comment

Adds comment expression support

Homepage: https://ericsmekens.github.io/jsep/tree/master/packages/comment#readme
Licenses: MIT
Latest release: 1.1.0 (published 22 days ago)
Last Synced: 2026-10-31T14:08:20.569Z (2 days ago)
Versions: 6
Dependent Packages: 3
Dependent Repositories: 3
Downloads: 8,042 Last month
Rankings:
- Forks count: 2.559%
- Stargazers count: 2.581%
- Average: 4.542%
- Downloads: 5.343%
- Dependent packages count: 5.888%
- Dependent repos count: 6.341%
Maintainers (4)
- leaverou
- 6utt3rfly
- smekkie
- soney

proxy.golang.org: github.com/EricSmekens/jsep

Homepage:
Documentation: https://pkg.go.dev/github.com/EricSmekens/jsep#section-documentation
Licenses: mit
Latest release: v1.6.0 (published 22 days ago)
Last Synced: 2026-10-31T14:08:44.668Z (2 days ago)
Versions: 38
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent packages count: 4.743%
- Average: 4.902%
- Dependent repos count: 5.062%

proxy.golang.org: github.com/ericsmekens/jsep

Homepage:
Documentation: https://pkg.go.dev/github.com/ericsmekens/jsep#section-documentation
Licenses: mit
Latest release: v1.6.0 (published 20 days ago)
Last Synced: 2026-10-31T14:08:54.534Z (2 days ago)
Versions: 38
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent packages count: 4.794%
- Average: 4.955%
- Dependent repos count: 5.116%

npmjs.org: @jsep-plugin/async-await

Adds async/await support

Homepage: https://ericsmekens.github.io/jsep/tree/master/packages/async-await#readme
Licenses: MIT
Latest release: 1.1.0 (published 22 days ago)
Last Synced: 2026-10-31T14:08:31.311Z (2 days ago)
Versions: 5
Dependent Packages: 4
Dependent Repositories: 3
Downloads: 9,372 Last month
Rankings:
- Forks count: 2.559%
- Stargazers count: 2.581%
- Dependent packages count: 4.507%
- Average: 5.281%
- Dependent repos count: 6.341%
- Downloads: 10.415%
Maintainers (4)
- leaverou
- 6utt3rfly
- smekkie
- soney

npmjs.org: @jsep-plugin/numbers

Adds support for binary, hex, and octal number formats, including _

Homepage: https://ericsmekens.github.io/jsep/tree/master/packages/numbers#readme
Licenses: MIT
Latest release: 1.1.0 (published 22 days ago)
Last Synced: 2026-10-31T14:14:55.165Z (2 days ago)
Versions: 4
Dependent Packages: 2
Dependent Repositories: 1
Downloads: 34,764 Last month
Rankings:
- Forks count: 2.45%
- Stargazers count: 2.546%
- Downloads: 3.461%
- Average: 5.517%
- Dependent packages count: 8.834%
- Dependent repos count: 10.296%
Maintainers (4)
- leaverou
- 6utt3rfly
- smekkie
- soney

repo1.maven.org: org.webjars.npm:jsep

WebJar for jsep

Homepage: https://www.webjars.org
Documentation: https://appdoc.app/artifact/org.webjars.npm/jsep/
Licenses: MIT
Latest release: 1.4.0 (published over 1 year ago)
Last Synced: 2026-10-31T14:08:22.184Z (2 days ago)
Versions: 4
Dependent Packages: 5
Dependent Repositories: 0
Rankings:
- Dependent packages count: 11.045%
- Stargazers count: 11.159%
- Forks count: 11.705%
- Average: 16.472%
- Dependent repos count: 31.98%

repo1.maven.org: org.mvnpm:jsep

a tiny JavaScript expression parser

Homepage: https://ericsmekens.github.io/jsep/
Documentation: https://appdoc.app/artifact/org.mvnpm/jsep/
Licenses: MIT
Latest release: 1.6.0 (published 22 days ago)
Last Synced: 2026-10-31T14:08:21.146Z (2 days ago)
Versions: 2
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Stargazers count: 12.811%
- Forks count: 16.677%
- Average: 24.368%
- Dependent repos count: 27.98%
- Dependent packages count: 40.002%

repo1.maven.org: org.mvnpm.at.jsep-plugin:regex

Adds regex expression support

Homepage: https://ericsmekens.github.io/jsep/tree/master/packages/regex#readme
Documentation: https://appdoc.app/artifact/org.mvnpm.at.jsep-plugin/regex/
Licenses: MIT
Latest release: 1.1.0 (published 21 days ago)
Last Synced: 2026-10-31T14:08:24.712Z (2 days ago)
Versions: 2
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Stargazers count: 13.568%
- Forks count: 16.685%
- Average: 24.481%
- Dependent repos count: 27.851%
- Dependent packages count: 39.818%

repo1.maven.org: org.webjars.npm:jsep-plugin__ternary

WebJar for @jsep-plugin/ternary

Homepage: https://www.webjars.org
Documentation: https://appdoc.app/artifact/org.webjars.npm/jsep-plugin__ternary/
Licenses: MIT
Latest release: 1.1.4 (published over 1 year ago)
Last Synced: 2026-10-31T14:08:26.297Z (2 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 27.851%
- Average: 33.834%
- Dependent packages count: 39.818%

repo1.maven.org: org.webjars.npm:jsep-plugin__regex

WebJar for @jsep-plugin/regex

Homepage: https://www.webjars.org
Documentation: https://appdoc.app/artifact/org.webjars.npm/jsep-plugin__regex/
Licenses: MIT
Latest release: 1.0.4 (published over 1 year ago)
Last Synced: 2026-10-31T14:09:21.635Z (2 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 27.851%
- Average: 33.834%
- Dependent packages count: 39.818%

repo1.maven.org: org.webjars.npm:jsep-plugin__assignment

WebJar for @jsep-plugin/assignment

Homepage: https://www.webjars.org
Documentation: https://appdoc.app/artifact/org.webjars.npm/jsep-plugin__assignment/
Licenses: MIT
Latest release: 1.3.0 (published over 1 year ago)
Last Synced: 2026-10-31T14:08:20.344Z (2 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 27.851%
- Average: 33.834%
- Dependent packages count: 39.818%

repo1.maven.org: org.mvnpm.at.jsep-plugin:assignment

Adds assignment expression support

Homepage: https://ericsmekens.github.io/jsep/tree/master/packages/assignment#readme
Documentation: https://appdoc.app/artifact/org.mvnpm.at.jsep-plugin/assignment/
Licenses: MIT
Latest release: 1.4.0 (published 22 days ago)
Last Synced: 2026-10-31T14:08:20.233Z (2 days ago)
Versions: 2
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 27.851%
- Average: 33.834%
- Dependent packages count: 39.818%

repo1.maven.org: org.mvnpm.at.jsep-plugin:ternary

Adds ternary expression support

Homepage: https://ericsmekens.github.io/jsep/tree/master/packages/ternary#readme
Documentation: https://appdoc.app/artifact/org.mvnpm.at.jsep-plugin/ternary/
Licenses: MIT
Latest release: 1.2.0 (published 19 days ago)
Last Synced: 2026-10-31T14:08:18.447Z (2 days ago)
Versions: 2
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 27.851%
- Average: 33.834%
- Dependent packages count: 39.818%

Dependencies

package-lock.json npm

717 dependencies

package.json npm

@commitlint/cli ^13.1.0 development
@commitlint/config-angular ^13.1.0 development
@rollup/plugin-replace ^2.4.2 development
@semantic-release/changelog ^5.0.1 development
@semantic-release/exec ^6.0.3 development
@semantic-release/git ^9.0.0 development
benchmark ^2.1.4 development
docco ^0.8.1 development
eslint ^7.23.0 development
http-server ^0.12.3 development
husky ^7.0.0 development
node-qunit-puppeteer ^2.1.0 development
puppeteer ^5.5.0 development
rollup ^2.44.0 development
rollup-plugin-delete ^2.0.0 development
rollup-plugin-terser ^7.0.2 development
semantic-release-monorepo ^7.0.5 development
semantic-release-plus ^18.4.1 development

packages/arrow/package.json npm

rollup ^2.44.0 development
rollup-plugin-delete ^2.0.0 development

packages/assignment/package.json npm

rollup ^2.44.0 development
rollup-plugin-delete ^2.0.0 development

packages/async-await/package.json npm

rollup ^2.44.0 development
rollup-plugin-delete ^2.0.0 development

packages/comment/package.json npm

rollup ^2.44.0 development
rollup-plugin-delete ^2.0.0 development

packages/new/package.json npm

rollup ^2.44.0 development
rollup-plugin-delete ^2.0.0 development

packages/numbers/package.json npm

rollup ^2.44.0 development
rollup-plugin-delete ^2.0.0 development

packages/object/package.json npm

rollup ^2.44.0 development
rollup-plugin-delete ^2.0.0 development

packages/regex/package.json npm

rollup ^2.44.0 development
rollup-plugin-delete ^2.0.0 development

packages/spread/package.json npm

rollup ^2.44.0 development
rollup-plugin-delete ^2.0.0 development

packages/template/package.json npm

rollup ^2.44.0 development
rollup-plugin-delete ^2.0.0 development

packages/ternary/package.json npm

rollup ^2.44.0 development
rollup-plugin-delete ^2.0.0 development

.github/workflows/node.js.yml actions

actions/cache v2 composite
actions/checkout v2 composite
actions/setup-node v2 composite
pnpm/action-setup v2.2.4 composite

.github/workflows/npm-publish.yml actions

actions/cache v2 composite
actions/checkout v2 composite
actions/setup-node v2 composite
pnpm/action-setup v2.0.1 composite

pnpm-lock.yaml npm

513 dependencies

pnpm-workspace.yaml npm