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leo3-ffi
v0.2.2 ExperimentalRaw FFI bindings to the Lean4 C API
MIT OR Apache-2.0 Edition 2021 MSRV 1.88
Quick Verdict
- ✓Actively maintained (updated 38d ago)
- !Pre-1.0: API may have breaking changes
- ✓Tiny footprint (50KB, 3 deps)
- ✓Permissive license (MIT OR Apache-2.0)
Security
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Downloads
360
Dependents
9
Releases
10
Size
50KB
Deep Insights
📉
Download decline
19 downloads in the last 30 days, down 50% 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 48KB, leo3-ffi is lightweight. Small crate size correlates with focused, well-scoped functionality.
Health Breakdown
Maintenance 17/25
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
0/day avg
Top Dependents
Most downloaded crates that depend on leo3-ffi
Version Adoption
v0.2.1
28%
v0.1.6
24%
v0.1.4
16%
v0.1.3
16%
v0.1.0
16%
Release Timeline
10 releasessince 2025
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2025
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2026
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README
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Maintainers
Dependencies
3
direct dependencies
Dependents
9
crates depend on leo3-ffi