78 releases

new 0.17.0 Aug 2, 2026
0.16.2 Jul 27, 2025
0.16.1 Nov 22, 2024
0.15.19 Jun 30, 2026
0.1.3 Nov 21, 2018

#38 in Data structures

Download history 267738/week @ 2026-04-18 299267/week @ 2026-04-25 304892/week @ 2026-05-02 315791/week @ 2026-05-09 339439/week @ 2026-05-16 278676/week @ 2026-05-23 314927/week @ 2026-05-30 319107/week @ 2026-06-06 318419/week @ 2026-06-13 315183/week @ 2026-06-20 320839/week @ 2026-06-27 317711/week @ 2026-07-04 331702/week @ 2026-07-11 331082/week @ 2026-07-18 360344/week @ 2026-07-25 305506/week @ 2026-08-01

1,384,652 downloads per month
Used in 1,379 crates (191 directly)

MIT/Apache

115KB
3K SLoC

A generic library for lossless syntax trees. See examples/s_expressions.rs for a tutorial.


Rowan

Crates.io Crates.io

Rowan is a library for lossless syntax trees, inspired in part by Swift's libsyntax.

A conceptual overview is available in the rust-analyzer repo.

See examples/s_expressions for a tutorial, and rust-analyzer for real-world usage.

Testing

This crate is primarily tested by various integration tests in rust-analyzer.

License

Rowan is primarily distributed under the terms of both the MIT license and the Apache License (Version 2.0).

See LICENSE-APACHE and LICENSE-MIT for details.

Dependencies

~1MB
~18K SLoC