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jsonrpc-core

v18.0.0 Growing

Transport agnostic rust implementation of JSON-RPC 2.0 Specification.

MIT Edition 2018

Quick Verdict

  • Not updated for 4+ years
  • Stable API (18.x for 10+ years)
  • Massive adoption (4.4K crates depend on it)
  • Team maintained (2 owners)
  • Permissive license (MIT)

Security

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Downloads
15.9M
Dependents
4.4K
Releases
56
Size
16KB

Deep Insights

📈
Strong growth momentum

730.2K downloads in the last 30 days (24.3K/day), up 50% from the previous period.

🔗
Widely adopted

4.4K crates depend on jsonrpc-core. Strong ecosystem adoption means battle-tested code and long-term stability.

👥
Team maintained

This crate is maintained by a team (2 owners), reducing bus-factor risk and ensuring continuity.

Stable for 10+ years

The API has been stable (1.x) for over 10 years with 56 releases. This level of maturity means you can depend on it without worrying about breaking changes.

📐
Compact crate

At 16KB, jsonrpc-core is lightweight. Small crate size correlates with focused, well-scoped functionality.

🌟
Used by top crates

Notable dependents include jsonrpc-derive, jsonrpc-server-utils, jsonrpc-pubsub, jsonrpc-client-transports, jsonrpc-http-server. When high-quality crates choose jsonrpc-core, it's a strong quality signal.

Health Breakdown

Maintenance 6/25

Recency, release consistency, active ratio

Quality 20/25

Yanked ratio, deps, size, maturity, features

Community 20/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads · last 90 days
18K/day avg+91%
010K20K30K40K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v18.0.0
74%
v17.1.0
11%
v8.0.1
5%
v14.2.0
5%
v15.1.0
5%

Release Timeline

56 releases1 yankedsince 2016
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2016
24
2017
7
2018
1
2019
16
2020
5
2021
3
2022
2023
2024
2025
2026
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Yanked

Feature Flags

default =["futures-executor", "futures"]

arbitrary_precision

README

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Maintainers

Dependencies
7
direct dependencies
Dependents
4.4K
crates depend on jsonrpc-core

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