2D Shmup Devlog

A vertical 2D shoot-’em-up I’m building in my spare time with C# and MonoGame. These posts follow the development as it happens, from weapon upgrades to collision bugs.

C# · MonoGame · Aseprite · Tiled

Screenshot of the shmup

2026

Shmup Devlog #4 - Collisions, Part Deux Sep 18 Fast bullets were tunneling straight through enemies undetected. This post digs into why, and adds a swept collision test for every pair the simple check misses.
Shmup Devlog #3 - Collisions Apr 26 This post is about benchmarking the collision detection system, comparing the brute-force approach to a spatial hash grid approach.
Shmup Devlog #2 - One Life Closer to Game Over Feb 28 This post is about player lifes, re-spawning, game over, score and pre-shot animations
Shmup Devlog #1 - Weapons, Upgrades, and Damage Mechanics Feb 8 This article is about the weapons, upgrades, and damage mechanics
Shmup Devlog #0 - No Plan, Just Bullets Jan 26 I’ve always wanted to make a game. But I always thought that it would be too difficult. Then, one day, I thought “It can’t be that hard, right? Right?!”