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crates.io "persistent-data-structure" keyword

Top 4.6% on crates.io
rpds 1.2.0
Persistent data structures with structural sharing
20 versions - Latest release: 4 months ago - 30 dependent packages - 48 dependent repositories - 10.6 million downloads total - 1,612 stars on GitHub - 1 maintainer
char-list 0.4.0
A persistent string type with the same API as a linked-list of characters.
7 versions - Latest release: almost 2 years ago - 9.34 thousand downloads total - 0 stars on GitHub - 1 maintainer
ppar 0.3.1
Persistent immutable array
4 versions - Latest release: over 4 years ago - 5.62 thousand downloads total - 6 stars on GitHub - 1 maintainer
milhouse 0.9.0
Persistent binary merkle tree
9 versions - Latest release: 3 months ago - 234 thousand downloads total - 24 stars on GitHub - 1 maintainer