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planus

v1.3.0 Stable

Planus is an alternative compiler for flatbuffers, an efficient cross platform serialization library.

MIT/Apache-2.0 Edition 2021 MSRV 1.88
Data structuresEncodingMemory management #serialization#zero-copy#flatbuffers

Quick Verdict

  • βœ“Actively maintained (updated 61d ago)
  • βœ“Stable API (1.x for 4+ years)
  • βœ“Tiny footprint (36KB, 3 deps)
  • βœ“Permissive license (MIT/Apache-2.0)

Security

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Downloads
10.9M
Dependents
83
Releases
10
Size
36KB

Deep Insights

πŸ“Š
Steady growth

1.0M downloads in the last 30 days (34.0K/day), up 19% from the previous period.

βœ…
Stable for 4+ years

The API has been stable (1.x) for over 4 years with 10 releases. This level of maturity means you can depend on it without worrying about breaking changes.

πŸͺΆ
Minimal dependencies

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

πŸ“
Compact crate

At 35KB, planus is lightweight. Small crate size correlates with focused, well-scoped functionality.

🌟
Used by top crates

Notable dependents include arrow-format, polars-arrow-format, burn-dataset, mediasoup, mediasoup-sys. When high-quality crates choose planus, it's a strong quality signal.

Health Breakdown

Maintenance 13/25

Recency, release consistency, active ratio

Quality 22/25

Yanked ratio, deps, size, maturity, features

Community 13/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads Β· last 90 days
27K/day avg+69%
010K20K30K40K50K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.3.1
85%
v1.1.1
12%
v0.2.0
2%
v0.4.0
0%
v1.2.0
0%

Release Timeline

10 releasessince 2021
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2021
1
2022
3
2023
1
2024
1
2025
3
2026
1
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Feature Flags

default =["std", "vtable-cache", "string-cache", "bytes-cache"]

std*bytes-cache*string-cache*vtable-cache*extra-validation

README

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Maintainers

Dependencies
3
direct dependencies
Dependents
83
crates depend on planus

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