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enum_dispatch

v0.3.13 Growing

Near drop-in replacement for dynamic-dispatched method calls with up to 10x the speed

MIT OR Apache-2.0 Edition 2018
Rust patternsDevelopment tools::Procedural macro helpers #dynamic#performance#optimization#traits#speed

Quick Verdict

  • โœ•Not updated for 2+ years
  • !Pre-1.0: API may have breaking changes
  • โœ“Massive adoption (4.9K crates depend on it)
  • โœ“Permissive license (MIT OR Apache-2.0)

Security

Checking security advisories...
Downloads
55.6M
Dependents
4.9K
Releases
26
Size
30KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

5.1M downloads in the last 30 days (170.7K/day), up 25% from the previous period.

๐Ÿ”—
Widely adopted

4.9K crates depend on enum_dispatch. Strong ecosystem adoption means battle-tested code and long-term stability.

โš ๏ธ
Single maintainer risk

enum_dispatch has only 1 owner despite 4.9K dependents. This is a bus-factor concern โ€” consider the implications for long-term support.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 7+ years old, enum_dispatch hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿ“
Compact crate

At 29KB, enum_dispatch is lightweight. Small crate size correlates with focused, well-scoped functionality.

๐ŸŒŸ
Used by top crates

Notable dependents include polars-pipe, flutter_rust_bridge_codegen, russh, memcache, quiche. When high-quality crates choose enum_dispatch, it's a strong quality signal.

Health Breakdown

Maintenance 6/25

Recency, release consistency, active ratio

Quality 13/25

Yanked ratio, deps, size, maturity, features

Community 15/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 9/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
149K/day avg+21%
050K100K150K200K250K2/263/164/34/215/95/26

Top Dependents

Version Adoption

v0.3.13
65%
v0.3.12
21%
v0.3.11
6%
v0.3.8
5%
v0.3.9
3%

Release Timeline

10 releasessince 2020
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2020
1
2021
3
2022
2
2023
3
2024
1
2025
2026
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README

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Maintainers

Dependencies
10
direct dependencies
Dependents
4.9K
crates depend on enum_dispatch

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