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leo3-ffi
v0.2.1 ExperimentalRaw FFI bindings to the Lean4 C API
MIT OR Apache-2.0 Edition 2021 MSRV 1.88
Quick Verdict
- ✓Actively maintained (updated 42d ago)
- !Pre-1.0: API may have breaking changes
- ✓Tiny footprint (45KB, 3 deps)
- ✓Permissive license (MIT OR Apache-2.0)
Security
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Downloads
304
Dependents
8
Releases
9
Size
45KB
Deep Insights
📉
Download decline
28 downloads in the last 30 days, down 43% from the previous period. May indicate migration to alternatives.
🪶
Minimal dependencies
Only 3 direct dependencies. Lean dependency tree means faster builds and lower supply chain risk.
📐
Compact crate
At 44KB, leo3-ffi is lightweight. Small crate size correlates with focused, well-scoped functionality.
Health Breakdown
Maintenance 16/25
Recency, release consistency, active ratio
Quality 14/25
Yanked ratio, deps, size, maturity, features
Community 9/20
Reverse deps, ownership, ecosystem
Popularity 3/15
Downloads, momentum, growth trend
Documentation 12/15
Docs, repo, license, metadata
Download Trend
Daily downloads · last 90 days
1/day avg-32%
Top Dependents
Most downloaded crates that depend on leo3-ffi
Version Adoption
v0.1.6
27%
v0.2.1
20%
v0.1.4
18%
v0.1.3
18%
v0.1.0
17%
Release Timeline
9 releasessince 2025
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2026
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README
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Maintainers
Dependencies
3
direct dependencies
Dependents
8
crates depend on leo3-ffi