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tailcall

v1.0.1 Growing

Safe, zero-cost tail recursion

MIT OR Apache-2.0 Edition 2018
AlgorithmsNo standard library #recursion#tail#become#tailcall

Quick Verdict

  • โœ•Not updated for 2+ years
  • โœ“Stable API (1.x for 6+ years)
  • โœ“Tiny footprint (5KB, 3 deps)
  • โœ“Permissive license (MIT OR Apache-2.0)

Security

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Downloads
197.4K
Dependents
47
Releases
8
Size
5KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

14.3K downloads in the last 30 days (477/day), up 28% from the previous period.

โœ…
Stable for 6+ years

The API has been stable (1.x) for over 6 years with 8 releases. This level of maturity means you can depend on it without worrying about breaking changes.

๐Ÿชถ
Minimal dependencies

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

๐Ÿ“
Compact crate

At 5KB, tailcall is lightweight. Small crate size correlates with focused, well-scoped functionality.

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Notable yanked versions

25% of releases have been yanked. Check version history before pinning.

๐ŸŒŸ
Used by top crates

Notable dependents include timer_core, fmtt, sfw-tools, timer-cli, tagid. When high-quality crates choose tailcall, it's a strong quality signal.

Health Breakdown

Maintenance 4/25

Recency, release consistency, active ratio

Quality 15/25

Yanked ratio, deps, size, maturity, features

Community 11/20

Reverse deps, ownership, ecosystem

Popularity 6/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
386/day avg+38%
020040060080012/301/172/42/223/123/29

Top Dependents

Version Adoption

v1.0.1
89%
v0.1.6
9%
v0.1.4
1%
v0.1.2
1%
v1.0.0
1%

Release Timeline

8 releases2 yankedsince 2019
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2019
3
2020
1
2021
2
2022
2023
2024
2
2025
2026
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Yanked

README

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Maintainers

Dependencies
3
direct dependencies
Dependents
47
crates depend on tailcall

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