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ajj

v0.7.1 Growing

Simple, modern, ergonomic JSON-RPC 2.0 router built with tower and axum

MIT OR Apache-2.0 Edition 2021 MSRV 1.81

Quick Verdict

  • โœ“Actively maintained (updated 38d ago)
  • !Pre-1.0: API may have breaking changes
  • !Heavy dependency tree (25 direct deps)
  • โœ“Permissive license (MIT OR Apache-2.0)

Security

Checking security advisories...
Downloads
14.1K
Dependents
67
Releases
17
Size
87KB

Deep Insights

๐Ÿ“‰
Download decline

416 downloads in the last 30 days, down 33% from the previous period. May indicate migration to alternatives.

๐Ÿ‘ค
Prolific maintainer

The primary maintainer publishes 59 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 1+ years old, ajj hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿ“ฆ
Heavy dependency tree

25 direct dependencies. Consider the impact on compile times and supply chain complexity.

๐ŸŒŸ
Used by top crates

Notable dependents include init4-bin-base, signet-rpc, mevcat. When high-quality crates choose ajj, it's a strong quality signal.

Health Breakdown

Maintenance 17/25

Recency, release consistency, active ratio

Quality 15/25

Yanked ratio, deps, size, maturity, features

Community 15/20

Reverse deps, ownership, ecosystem

Popularity 5/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
0/day avg
02/263/164/34/215/95/26

Top Dependents

Version Adoption

v0.3.4
57%
v0.6.2
14%
v0.3.3
13%
v0.4.1
9%
v0.7.0
6%

Release Timeline

10 releasessince 2025
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2025
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2026
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Feature Flags

default =["axum", "ws", "ipc"]

ws*ipc*axum*pubsub

README

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Maintainers

Dependencies
25
direct dependencies
Dependents
67
crates depend on ajj

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