peekable
v0.6.1 GrowingBuffered peek for `Read` and async readers (tokio, futures): inspect incoming bytes without consuming them. Useful for protocol detection, length-prefixed framing, and header inspection.
Quick Verdict
- ✓Actively maintained (updated 80d ago)
- !Pre-1.0: API may have breaking changes
- ✓Permissive license (MIT OR Apache-2.0)
Security
Deep Insights
19.1K downloads in the last 30 days (637/day). Volume is roughly flat compared to the previous period.
The primary maintainer publishes 150 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.
Despite being 2+ years old, peekable hasn't reached 1.0 yet. Expect potential API changes between versions.
25% of releases have been yanked. Check version history before pinning.
Notable dependents include memberlist-core, memberlist-net, memberlist-quic, memberlist-proto, archive-to-parquet. When high-quality crates choose peekable, 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
Version Adoption
Release Timeline
Feature Flags
default =["smallvec"]