rakyll/hey

HTTP load generator, ApacheBench (ab) replacement

Developer toolsGo

4.0 Breakout Magnitude out of 10 — how fast interest is growing, not a quality score. Star growth looks organic. Data as of September 29, 2026, 12:30 UTC.

Open on Seismograph Open on GitHub

About the project

HTTP load generator written in Go: sends a given number of requests at a chosen concurrency level and prints stats. An ApacheBench (ab) replacement with HTTP/2, POST bodies, headers and rate limiting.

Useful for

Check how an endpoint handles 1000 requests with 100 workers
Run a 30-second load test capped at 10 QPS per worker
Compare latencies of HTTP/1.1 and HTTP/2 on the same URL

README summarized by DeepSeek V4.1 Flash. Details may be inaccurate.

Why it’s trending

25 stars so far today, about 45 expected by the end of the day. The usual pace is 2 per day, so that's 28× as much.
Before this, the repository barely got any stars — about 2 per day.
The spike has held for 3 days in a row — not a one-off blip.
GitHub Trending today: #14, +31 stars.
GitHub Trending Go today: #1, +31 stars.

Stars per day

Bars are daily stars, the line is the usual pace. Red marks spike days.

Numbers

Total stars: 20,379
Today: 25 · ≈ 46 by evening
Forks: 1,310
Issues and pull requests: 340
Watchers: 181
Language: Go
License: Apache-2.0
Latest release: v0.1.5 · January 10, 2026
Created: September 2, 2016
Last push: January 10, 2026

Star trust

Growth looks organic: forks and discussion are in line with active projects, and stars arrive unevenly, the way people give them.

These are heuristics, not a verdict: we judge by the repository’s behavior, not by a list of stargazers.

Spotted in

September 29, 2026GitHub Trending today: #14, +31 stars; GitHub Trending Go today: #1, +31 stars

README badge

Paste it into your README — the badge shows the current magnitude and links to this page.

[![Seismograph](https://gitnova.dev/badge/rakyll/hey.svg?lang=en)](https://gitnova.dev/en/r/rakyll/hey)

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