node-modbus-serial

yaacov•PUBLIC

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A pure JavaScript implemetation of MODBUS-RTU (and TCP) for NodeJS

modbus-rtumodbus-serialmodbus-tcpnode-serialport

ISC License

Created on Nov 7, 2015

Updated on Apr 10, 2026

Stars

718

Forks

259

Watchers

718

Open Issues

115

Repository Health Score

🧡

63/100

Fair

Overall repository health assessment

Score Breakdown

Activity

Active development - updated this week

30/30

100%

Issues Analytics

53

Total Issues

All time

38

Open

72% of total

15

Closed

Recent Commits

Bump lodash from 4.17.23 to 4.18.1 (#612)

dependabot[bot]•1 day ago

5cd3480View on GitHub

update-link

yaacov•3 weeks ago

5ef4fdeView on GitHub

bumpv

yaacov•3 weeks ago

73742ddView on GitHub

fix: add worker/ to files field in package.json (#610)

Dennis Bosmans•3 weeks ago

e241e09View on GitHub

bumpv

yaacov•3 weeks ago

e6172a6View on GitHub

chore(deps): bump optional serialport to ^13.0.0 (#608)

Yaacov Zamir•3 weeks ago

9969d55View on GitHub

update-dev-dependencies (#607)

Yaacov Zamir•3 weeks ago

b5e3a59View on GitHub

publish-ci (#606)

Yaacov Zamir•3 weeks ago

3461fabView on GitHub

remove-gulp (#605)

Yaacov Zamir•3 weeks ago

8b7ff06View on GitHub

ci: run workflow on main instead of master

yaacov•3 weeks ago

44d2c52View on GitHub

update-eslint-rules (#604)

Yaacov Zamir•3 weeks ago

7840f48View on GitHub

fix-lint (#603)

Yaacov Zamir•3 weeks ago

f408cd5View on GitHub

Fix BUG when receiving splited TCP message (#602)

PIC&cie•3 weeks ago

834fa62View on GitHub

Adds support for FC23 ReadWriteMultipleRegisters (#598)

Dru Steeby•3 months ago

ee6da5aView on GitHub

Improve custom function handling (#597)

Nazar Kazakov•5 months ago

dfc5713View on GitHub

View all commits

Community

718 stars, 259 forks

3/30

10%

Documentation

Has description, wiki, license

20/20

100%

Maintenance

16.0% issue ratio

10/20

50%

Health score is calculated based on activity, community engagement, documentation quality, and maintenance practices

Languages

JavaScript

100.0%

Dependencies15 total

1

Production

13

Development

Production Dependencies (1)

debug^4.4.3

Development Dependencies (13)

@eslint/js^10.0.1

chai^6.2.2

Top Contributors

1

yaacov

User

347

commits

2

biancode

User

30

commits

3

uwburn

User

19

commits

4

dom-white-te

User

13

commits

5

sigma-design

User

13

commits

6

debevv

User

10

commits

7

everhardt

User

7

commits

8

robertsLando

User

6

commits

9

NV4RE

User

5

commits

10

ReinierH

User

5

commits

Languages

JavaScript

100.0%

Issues Analytics

53

Total Issues

All time

38

Open

72% of total

15

Closed

Dependencies15 total

1

Production

13

Development

Production Dependencies (1)

debug^4.4.3

Development Dependencies (13)

@eslint/js^10.0.1

chai^6.2.2

chai-as-promised

^8.0.2

clean-jsdoc-theme^4.3.0

eslint^10.0.3

globals^17.4.0

jsdoc^4.0.5

mocha^11.7.5

mockery^2.1.0

nyc^18.0.0

sinon^21.0.3

web-bluetooth-mock^1.2.0

webbluetooth^3.6.0

modbus-serialv8.0.25

28% of total

6d

Avg Close Time

Fast response ✅

Issues Activity: Last 6 months

Top Labels

Hottest Issues

1

#540 Combination of modbus requests in the same TCP Frame.

feature request

13

open

2

#589 `no-serial-port` actually requires `serialport`

bug

12

open

3

#539 Open-close function

help wantedquestion

11

open

4

#524 Latest version does not compile?

8

closed

5

#549 Error "Buffer is not defined" during start Angular application

help wanted

7

open

Top Contributors

1

yaacov

User

347

commits

2

biancode

User

30

commits

3

uwburn

User

19

commits

4

dom-white-te

User

13

commits

5

sigma-design

User

13

commits

6

debevv

User

10

commits

7

everhardt

User

7

commits

8

robertsLando

User

6

commits

9

NV4RE

User

5

commits

10

ReinierH

User

5

commits

Recent Commits

Bump lodash from 4.17.23 to 4.18.1 (#612)

dependabot[bot]•1 day ago

5cd3480View on GitHub

update-link

yaacov•3 weeks ago

5ef4fdeView on GitHub

bumpv

yaacov•3 weeks ago

73742ddView on GitHub

fix: add worker/ to files field in package.json (#610)

Dennis Bosmans•3 weeks ago

e241e09View on GitHub

bumpv

yaacov•3 weeks ago

e6172a6View on GitHub

chore(deps): bump optional serialport to ^13.0.0 (#608)

Yaacov Zamir•3 weeks ago

9969d55View on GitHub

update-dev-dependencies (#607)

Yaacov Zamir•3 weeks ago

b5e3a59View on GitHub

publish-ci (#606)

Yaacov Zamir•3 weeks ago

3461fabView on GitHub

remove-gulp (#605)

Yaacov Zamir•3 weeks ago

8b7ff06View on GitHub

ci: run workflow on main instead of master

yaacov•3 weeks ago

44d2c52View on GitHub

update-eslint-rules (#604)

Yaacov Zamir•3 weeks ago

7840f48View on GitHub

fix-lint (#603)

Yaacov Zamir•3 weeks ago

f408cd5View on GitHub

Fix BUG when receiving splited TCP message (#602)

PIC&cie•3 weeks ago

834fa62View on GitHub

Adds support for FC23 ReadWriteMultipleRegisters (#598)

Dru Steeby•3 months ago

ee6da5aView on GitHub

Improve custom function handling (#597)

Nazar Kazakov•5 months ago

dfc5713View on GitHub

View all commits

GitHub Explorer

node-modbus-serial

Score Breakdown

Production Dependencies (1)

Development Dependencies (13)

Production Dependencies (1)

Development Dependencies (13)

Issues Activity: Last 6 months

Top Labels

Hottest Issues