Koru web framework benchmarks: performance comparison

The fastest Koru HTTP server in HttpArena is orisha-uring (an HTTP engine), with a composite of 4595 on HTTP/1.1 — 11 of 39 against every language in its league. Measured over Alpha Round, every entry on the same machine.

Compare any two Koru entries profile by profile →

Every Koru entry in the benchmark, compared on the composite score of each family. The composite sums a normalized score over the profiles of that family, where the leader of each profile scores 100, and scales the sum by the entry's completeness factor. Rank overall is the entry's place in its own league across all languages; rank among Koru narrows the same field to this language. Both link through to the board view they were taken in. How the score works.

HTTP/1.1

Questions

What is the fastest Koru HTTP server?

orisha-uring, an HTTP engine, leads the Koru entries in HttpArena with a composite score of 4595 on HTTP/1.1, measured over Alpha Round. The composite sums a normalized score across the profiles of a family, where the leader of each profile scores 100. Against every language, orisha-uring ranks 11 of 39 in its own league.

How many Koru web frameworks are benchmarked?

2 Koru entries are measured, covering HTTP/1.1. Every one runs on the same machine, in the same round (Alpha Round), against the same profiles.

Is Koru fast for web servers?

The quickest Koru entry, orisha-uring, places 11 of 39 on HTTP/1.1 across every language in its league, so that placing is the honest answer for Koru at its best rather than for Koru in general. The tables below show the spread across all 2 entries.

Every Koru entry

• orisha
• orisha-uring

Other languages

C · C# · C++ · Clojure · D · Dart · Elixir · Erlang · F# · Go · Haskell · Java · JS · Julia · Kotlin · Lua · Luau · Perl · PHP · Python · Ruby · Rust · Scala · Swift · TS · V · Zig

Results updated 2026-10-13 · Alpha Round · Compare two Koru entries · All languages · Open the leaderboard