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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 (4.5K crates depend on it)
  • Team maintained (2 owners)
  • Permissive license (MIT)

Security

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Downloads
17.2M
Dependents
4.5K
Releases
56
Size
16KB

Deep Insights

📈
Strong growth momentum

771.3K downloads in the last 30 days (25.7K/day), up 22% from the previous period.

🔗
Widely adopted

4.5K 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-server-utils, jsonrpc-derive, 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
23K/day avg+6%
010K20K30K40K2/263/164/34/215/95/26

Top Dependents

Version Adoption

v18.0.0
77%
v17.1.0
10%
v14.2.0
5%
v15.1.0
5%
v14.0.5
3%

Release Timeline

10 releases1 yankedsince 2019
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2019
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2020
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2021
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2022
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2026
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Feature Flags

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

arbitrary_precision

README

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Maintainers

Dependencies
7
direct dependencies
Dependents
4.5K
crates depend on jsonrpc-core

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