An internet-draft for ristretto255 is now available, written by Henry de Valence, Jack Grigg, George Tankersley, Filippo Valsorda, and Isis Lovecruft.

• Rust: curve25519-dalek, by Isis Lovecruft and Henry de Valence;
• Go: ristretto255, by George Tankersley, Filippo Valsorda, and Henry de Valence;
• C: libsodium, by Frank Denis.
• AssemblyScript: wasm-crypto, by Frank Denis.
• Javascript with Typescript: noble-ed25519, by Paul Miller
• Javascript: ristretto255-js, by Valeria Nikolaenko and Kevin Lewi.
• Zig: the zig programming language includes ristretto255 in its standard library, implemented by Frank Denis.