fast-http-server

Super fast, zero configuration command line HTTP Server written in Crystal programming language.

Features

• Zero config — Run and go, defaults to port 3000
• Static file serving — Serves files from current directory or specified path
• Index redirect — Automatically redirects /blog and /blog/ to /blog/index.html
• Directory listing — Browse directories in browser (can be disabled with -l no)
• High performance — ~25K requests/sec (see benchmarks below)

Usage

Zero configuration: fast-http-server and your server's ready.

usage: fast-http-server [-h] [-d DIR] [port]

positional arguments:
    port                             specify alternate port [default: 3000]

optional arguments:
    -h, --help                       show this help message and exit
    -d DIR, --directory DIR          specify a directory
    -l LIST, --listdir LIST          enable/disable directory listing (yes/no)

By default fast-http-server listens on port 3000. Go to localhost:3000.

Examples:

# Different port
fast-http-server 5050

# Specific directory
fast-http-server -d example_directory

# Disable directory listing
fast-http-server -l no -d ./public

Performance

$ wrk -c 100 -d 20 -t 4 --latency http://localhost:3000

Running 20s test @ http://localhost:3000
  4 threads and 100 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     3.98ms  615.13us  12.73ms   77.06%
    Req/Sec     6.31k   347.48     7.05k    77.88%
  Latency Distribution
     50%    3.87ms
     75%    4.27ms
     90%    4.75ms
     99%    5.86ms
  502556 requests in 20.02s, 456.75MB read
Requests/sec:  25102.60
Transfer/sec:     22.81MB

Installation

fast-http-server requires Crystal 1.0.0+. Install it here.

git clone https://github.com/sdogruyol/fast-http-server
cd fast-http-server
shards build --release
mv bin/fast-http-server /usr/local/bin/fast-http-server

Protip

For quick use, add to your .bashrc, .zshrc, or profile file:

alias fhs='fast-http-server'