futures-util
v0.3.32 GrowingCommon utilities and extension traits for the futures-rs library.
Quick Verdict
- !Pre-1.0: API may have breaking changes
- ✓Massive adoption (102.4K crates depend on it)
- ✓Permissive license (MIT OR Apache-2.0)
- !84% of releases were yanked
Security
Deep Insights
59.9M downloads in the last 30 days (2.0M/day). Volume is roughly flat compared to the previous period.
102.4K crates depend on futures-util — it's part of the Rust ecosystem's core infrastructure. Removing it from your dependency tree would be extremely difficult.
The primary maintainer publishes 63 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.
Despite being 8+ years old, futures-util hasn't reached 1.0 yet. Expect potential API changes between versions.
84% of releases have been yanked. Check version history before pinning.
Notable dependents include hyper, futures, tokio-util, tokio-rustls, futures-executor. When high-quality crates choose futures-util, it's a strong quality signal.
Health Breakdown
Recency, release consistency, active ratio
Yanked ratio, deps, size, maturity, features
Reverse deps, ownership, ecosystem
Downloads, momentum, growth trend
Docs, repo, license, metadata
Download Trend
Top Dependents
Most downloaded crates that depend on futures-util
Version Adoption
Release Timeline
Feature Flags
default =["std", "async-await", "async-await-macro"]