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fltk-sys

v1.5.23 Stable

Rust bindings for the FLTK GUI library

MIT Edition 2021 MSRV 1.71
GUI #bindings#graphics#gui

Quick Verdict

  • Actively maintained (updated 22d ago)
  • Stable API (1.x for 6+ years)
  • Trusted by 427 crates
  • Tiny footprint (9.3MB, 3 deps)
  • Permissive license (MIT)

Security

Checking security advisories...
Downloads
1.4M
Dependents
427
Releases
349
Size
9.3MB

Deep Insights

📊
Stable downloads

19.2K downloads in the last 30 days (641/day). Volume is roughly flat compared to the previous period.

🔗
Moderate adoption

427 crates depend on fltk-sys. Reasonable ecosystem adoption, though not yet a core dependency.

👤
Prolific maintainer

The primary maintainer publishes 69 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

Stable for 6+ years

The API has been stable (1.x) for over 6 years with 349 releases. This level of maturity means you can depend on it without worrying about breaking changes.

🪶
Minimal dependencies

Only 3 direct dependencies. Lean dependency tree means faster builds and lower supply chain risk.

📐
Large crate size

9.3MB is relatively large. May impact download and compile times.

⚠️
Notable yanked versions

10% of releases have been yanked. Check version history before pinning.

Health Breakdown

Maintenance 18/25

Recency, release consistency, active ratio

Quality 16/25

Yanked ratio, deps, size, maturity, features

Community 12/20

Reverse deps, ownership, ecosystem

Popularity 7/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads · last 90 days
757/day avg-46%
05001K2K2/263/164/34/215/95/26

Top Dependents

Most downloaded crates that depend on fltk-sys

Version Adoption

v1.5.22
40%
v1.5.9
26%
v1.5.10
15%
v1.5.14
11%
v1.5.8
8%

Release Timeline

10 releasessince 2025
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2025
9
2026
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Feature Flags

cairoextno-pangogtk-decorno-imagesuse-ninjano-gdipluspkg-configfltk-configfltk-sharedsystem-fltksystem-zlibuse-waylandfltk-bundledlegacy-openglstatic-msvcrtsystem-libpngsystem-libjpegenable-glwindowsingle-threaded

README

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Maintainers

Dependencies
3
direct dependencies
Dependents
427
crates depend on fltk-sys

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