HAProxy configuration and lua scripts implementing a challenge-response page where visitors solve a captcha and/or proof-of-work (cpu intensive) task. Intended to stop bots, spam, ddos, etc.

jschan - Anonymous imageboard software. Classic look, modern features and feel. Works without JavaScript and supports Tor, I2P, Lokinet, etc.

Next.js+React web interface for controlling HAProxy clusters (groups of servers), in conjunction with with https://gitgud.io/fatchan/haproxy-protection.

API documentation for jschan. Browse on gitgud pages: http://fatchan.gitgud.site/jschan-docs/#introduction

Simple express file upload middleware that wraps around busboy

A somewhat updated fork from GraphicsMagick for node

DEPRECATED, same functionality implemented (in haproxy) here https://gitgud.io/fatchan/haproxy-hcaptcha

A fork of ngx_http_js_challenge_module from https://github.com/simon987/

A simple python script that sends ugly notifications when something happens on a jschan imageboard that you moderate.

library for storing a bitfield with a large number of options stored as an array/buffer, suitable for e.g. permissions systems

init.d script for monitoring and adjusting route metrics of 2 WANs in a multi-WAN setup on OpenWRT. Used as a simple alternative to mwan3, where I just want failover and all traffic forwarded through wireguard vpn (mwan3 seems to struggle with this).