Mermaid rewritten again in Rust: Ondine is 13,467x smaller and 670x faster
kalyan_kpl · x · 2026-10-20
Developer @jxom has rewritten the Mermaid diagram library in Rust, releasing it as Ondine.
- Renders diagrams in 50µs with a 200-byte runtime
- 13,467x smaller and 670x faster than Mermaid; 1,943x smaller and 2.8x faster than the earlier Rust port Pele
- Still zero dependencies
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