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Gathering detailed insights and metrics for @open-rpc/client-js

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Gathering detailed insights and metrics for @open-rpc/client-js

@open-rpc/client-js

A browser-compatible JSON-RPC client with multiple transports.

1.8.1

131

Apache-2.0

TypeScript

276.22 kB

5,285,099 2.3

Installations

npm install @open-rpc/client-js

Developer Guide

BETA

Typescript

Yes

Module System

CommonJS

Node Version

18.13.0

NPM Version

8.19.3 Pull Requests

Open

14

Total

305

Closed

106

Merged

185

Issues

Open

18

Total

40

Closed

22

Releases

1.8.1

Updated on Jan 18, 2023

1.8.0

Updated on Jan 04, 2023

1.7.1

Updated on Aug 20, 2021

1.7.0

Updated on May 28, 2021

1.6.3

Updated on Apr 08, 2021

1.6.2

Updated on Dec 17, 2020

View All 26 releases

Languages

TypeScript

HTML

JavaScript

TypeScript (98.04%)

HTML (1.08%)

JavaScript (0.88%)

Developer

open-rpc

Download Statistics

Total Downloads

5,285,099

Last Day

9,935

Last Week

72,128

Last Month

293,354

Last Year

2,428,540

GitHub Statistics

Apache-2.0 License

131 Stars

511 Commits

14 Forks

4 Watchers

26 Branches

12 Contributors

Updated on Jul 01, 2025

Maintainers

View All 12 Contributors

Package Meta Information

Latest Version

1.8.1

Package Id

@open-rpc/client-js@1.8.1

Unpacked Size

276.22 kB

Size

49.99 kB

File Count

103

NPM Version

8.19.3

Node Version

18.13.0

Published on

Jan 18, 2023

Total Downloads

Cumulative downloads

Total Downloads

5,285,099

Last Day

6.1%

9,935

Compared to previous day

Last Week

12%

72,128

Compared to previous week

Last Month

11.9%

293,354

Compared to previous month

Last Year

62.1%

2,428,540

Compared to previous year

Weekly Downloads

Monthly Downloads

Yearly Downloads

Dependencies

isomorphic-fetch isomorphic-ws strict-event-emitter-types ws

Dev Dependencies

@types/isomorphic-fetch @types/jest @types/serve-handler @types/websocket @types/ws jest minimist serve-handler ts-jest tslint typedoc typescript

OpenRPC Client JS

A browser-compatible JSON-RPC client with multiple transports:

EventEmitter
HTTP/HTTPS
WebSocket
PostMessageWindow
PostMessageIframe

1import { RequestManager, HTTPTransport, Client } from "@open-rpc/client-js";
2const transport = new HTTPTransport("http://localhost:8545");
3const client = new Client(new RequestManager([transport]));
4const result = await client.request({method: "addition", params: [2, 2]});
5// => { jsonrpc: '2.0', id: 1, result: 4 }

Examples

EventEmitter

1import { EventEmitter } from "events";
2import { RequestManager, EventEmitterTransport, Client } from "@open-rpc/client-js";
3
4const chan1 = "chan1";
5const chan2 = "chan2";
6
7const emitter = new EventEmitter();
8const transport = new EventEmitterTransport(emitter, chan1, chan2);
9const requestManager = new RequestManager([transport]);
10const client = new Client(requestManager);
11
12// event emitter server code
13emitter.on(chan1, (jsonrpcRequest) => {
14  const res = {
15    jsonrpc: "2.0",
16    result: "potato",
17    id: jsonrpcRequest.id,
18  };
19  emitter.emit(chan2, JSON.stringify(res));
20});
21
22const main = async () => {
23  const result = await client.request({method: "addition", params: [2, 2]});
24  console.log(result);
25};
26
27main().then(() => {
28  console.log("DONE");
29});

HTTP

1import { RequestManager, Client, HTTPTransport } from "@open-rpc/client-js";
2
3const transport = new HTTPTransport("http://localhost:3333");
4const requestManager = new RequestManager([transport]);
5const client = new Client(requestManager);
6
7const main = async () => {
8  const result = await client.request({method: "addition", params: [2, 2]});
9  console.log(result);
10};
11
12main().then(() => {
13  console.log("DONE");
14});

WebSocket

1import { RequestManager, Client, WebSocketTransport } from "@open-rpc/client-js";
2
3const transport = new WebSocketTransport("ws://localhost:3333");
4const requestManager = new RequestManager([transport]);
5const client = new Client(requestManager);
6
7const main = async () => {
8  const result = await client.request({method: "addition", params: [2, 2]});
9  console.log(result);
10};
11
12main().then(() => {
13  console.log("DONE");
14  client.close();
15});
16

Contributing

How to contribute, build and release are outlined in CONTRIBUTING.md, BUILDING.md and RELEASING.md respectively. Commits in this repository follow the CONVENTIONAL_COMMITS.md specification.

No vulnerabilities found.

10

Binary-Artifacts

Determines if the project has generated executable (binary) artifacts in the source repository.

10

License

Determines if the project has defined a license.

2

Code-Review

Determines if the project requires human code review before pull requests (aka merge requests) are merged.

0

Maintained

Determines if the project is "actively maintained".

0

CII-Best-Practices

Determines if the project has an OpenSSF (formerly CII) Best Practices Badge.

0

Security-Policy

Determines if the project has published a security policy.

0

Fuzzing

Determines if the project uses fuzzing.

0

SAST

Determines if the project uses static code analysis.

0

Vulnerabilities

Determines if the project has open, known unfixed vulnerabilities.

Score

2.3

/10

Last Scanned on 2025-07-07

The Open Source Security Foundation is a cross-industry collaboration to improve the security of open source software (OSS). The Scorecard provides security health metrics for open source projects.

Learn More

@open-rpc/client-js - 1.8.1 | npmpackage.info