Dennis Hedegaard

Full-stack software engineer — React · Next.js · TypeScript

Tech stack
Frontend
TypeScriptReactNext.jsTailwind
Backend
Node.jsPostgreSQLPrismaZod
Testing
VitestPlaywright
Observability
Sentry
Infra
DockerGitHub ActionsAWSAzureVercel
GitHubEmailLinkedIn
Dennis Hedegaard
GitHubEmailLinkedIn

Open source projects

tetris 
3
Tetris running in the browser tetris.dhedegaard.dk/
tetrisreacttypescriptredux
Language(s): TypeScript, JavaScript, CSS
neversink-filter-downloader 
4
A simple rust application, for downloading the latest version of Neversink's lootfilter for Path of Exile
neversink-filter-downloaderrustpathofexilelootfilter
Language(s): Rust, Dockerfile
youtube-serverless 
3
A serverless implementation of my youtube project ut.dhedegaard.dk/
nextjsserverlessreactmongodbtypescript
Language(s): TypeScript, JavaScript, CSS
ye-olde-link-detector 
5
A Discord bot for detecting duplicate links
discorddiscord-bot
Language(s): C#, Dockerfile
s3-index-listing 
1
For listing objects in S3 like index listings from apache or nginx p.dhedegaard.dk/
s3nextjs
Language(s): TypeScript, JavaScript, CSS
urls 
A project for making static links based on a model in a database, it also features proxying requests and private links. u.dhedegaard.dk/
djangoredirects
Language(s): Python, CSS, HTML, Dockerfile
webchat 
7
A simple long-polling based solution to chat in a browser, implemented in django using React for the frontend.
djangoyarnpollingwebchatpythonreactdockertypescript
Language(s): Python, JavaScript, HTML, TypeScript, Dockerfile, SCSS
todo 
5
A simple todo application for understanding the basic components of ASP.NET core, MVC and EntityFramework Core.
entity-frameworkaspmvcdotnet-coredockertodo
Language(s): C#, Dockerfile, HTML
notibot 
3
Small experiment implementing a bot for discord
botdiscorddockergolanggo
Language(s): Go
musse-buster 
2
A simple re-implementation of a certain busting game with bubbles. buster.dhedegaard.dk/
gamereacttypescript
Language(s): TypeScript, JavaScript, CSS
pollen-js 
2
A pollen API pollen.dhedegaard.dk
typescriptpollennodejsdockerreactssr
Language(s): TypeScript, JavaScript, Dockerfile, CSS
sudokuweb 
1
A webinterface for solving sudokus. sudoku.dhedegaard.dk/Language(s): HTML, CSS, JavaScript, Python, Dockerfile
discord-lag-fixer 
1
Fixes lag in discord using a message.
typescriptdiscordbotdiscord-botdocker
Language(s): TypeScript, Dockerfile, Shell
dhedegaard.dk 
dhedegaard.dk dhedegaard.dkLanguage(s): TypeScript, JavaScript, CSS
upptime 
📈 Uptime monitor and status page for Dennis Hedegaard, powered by @upptime status.dhedegaard.dk/
uptime-monitorstatus-pageupptime
Language(s): Markdown, YAML, JSON
power-hour 
 power-hour-navy.vercel.appLanguage(s): TypeScript, JavaScript, CSS, Dockerfile
abbot 
AB bot - for declining annoying offersLanguage(s): TypeScript, Dockerfile
aoc2025 
Advent of Code 2025Language(s): TypeScript
aoc2024 
Advent of Code 2024
buntypescriptzod
Language(s): TypeScript
pollen-watch 
A pollen app for the apple watchLanguage(s): Swift
minesweeperonline-solver 
Solver in puppeteer for minesweeperonline.comLanguage(s): TypeScript
tictactoe-svelte 
First attempt at using svelte for something, namely a simple tictactoe game tictactoe-svelte.vercel.appLanguage(s): Svelte, JavaScript, HTML, TypeScript
overlapping-circles 
A calculation of circle-circle intersection area overlapping-circles.dhedegaard.dk/
typescriptgatsbymath
Language(s): TypeScript, Dockerfile, JavaScript
mandelbrot-rs 
Mandelbrot genereal in Rust via WASM, drawn in the browser. mandelbrot.dhedegaard.dk
rustwasmmandelbrot
Language(s): TypeScript, Rust, JavaScript
poetracker 
Tracking XP, levels and ranks in Path of Exile ladders, using ASP.NET core, SignalR core and React.
aspnetcorereactsignalr-coretypescriptdocker
Language(s): C#, TypeScript, JavaScript, Dockerfile
sudokuweb-rs 
A reimplementation of the sudokuweb project in rust/wasm and running in the browser insteadLanguage(s): Rust
adventofcode2020 
Advent of Code 2020 - Implemented in Rust, compiled to WASM aoc2020.dhedegaard.dk/
advent-of-codeadvent-of-code-2020rustwasm
Language(s): Rust, TypeScript, Dockerfile, Shell
adventofcode2019 
Advent of Code 2019 aoc2019.dhedegaard.dk/
typescriptgatsbyadvent-of-coderust
Language(s): Rust, TypeScript, JavaScript, Dockerfile
space-invaders 
Space invaders, for the browser space-invaders.dhedegaard.dk/
gatsbyreactspace-invadersgame
Language(s): TypeScript, JavaScript
hackjs 
An implementation of the Hack computer, based on nand2tetris
nand2tetrishacktypescript
Language(s): TypeScript, JavaScript
dotfiles 
Some dotfiles I use, this repo also exists on bitbucket, and is probably more up to date there.
dotfiles
Language(s): JavaScript, Shell, PowerShell, Vim Script
6502cpu 
6502 CPU implemented in rustLanguage(s): Rust
euler 
Implementations on projecteuler problem in various languages.Language(s): C++, C, Go, Python, Ruby, Rust, Perl, JavaScript, Java, Scala, C#
adventofcode2022-old 
Advent of Code 2022 in C#Language(s): C#
sash 
A simple shell implemented in C.Language(s): C, CMake
adventofcode2021 
Advent of Code 2021
advent-of-codeadvent-of-code-2021rust
Language(s): Rust, Dockerfile
jonna 
Created with CodeSandbox codesandbox.io/s/github/dhedegaard/jonnaLanguage(s): HTML, TypeScript, CSS
pollen 
A simple parser for parsing data about pollen from DMI. pollen.dhedegaard.dk/
pollengogolangdocker
Language(s): Go, HTML, Dockerfile
adventofcode2018 
It is time again :)
advent-of-codeadvent-of-code-2018rust
Language(s): Rust, Dockerfile
gravity 
Let's try applying gravity forces between planets :)Language(s): TypeScript, JavaScript, HTML