Browse All Side Projects from Reddit

All Projects (4,150)

I’m a CS student and I built a tool that turns supplier invoices into Xero bills. The date bug tha

Upload an invoice, get structured data in seconds, export straight into QuickBooks or Xero.

Can We Solve the Biggest System Design Learning Problem? 🚀

Interactive system design lab for software engineers. Study real production topologies, inject chaos failures, and ace system design interviews.

I've been building an oil tycoon game in my spare time — and just released a playable version

Tek pompayla baÅla, benzin istasyonu imparatorluÄunu kur. Ãcretsiz, tarayÄ±cÄ±da oyna.

I built a 3D space combat game for Meta Ray-Ban Display glasses 🚀

Arcade space combat for Meta Ray-Ban Display. Fly an X-wing through an asteroid field and survive a three-minute dogfight against TIE fighters.

made a typing speed test site with zero coding background, finally feel okay sharing it

Measure your typing speed and accuracy with a free online test, then share your score.

Napster taught me how to discover music, streaming made me forget, so I built a record shop out of a

A virtual record shop. Flip through the crates, pull one out and drop the needle. About 500 albums, a new drop every Sunday.

I kept building apps and never launching them (the most boring part), so I built something to do the

Tell Claude your idea and launchpad gets it live: hosting, payments, analytics and app testing, set up properly on free tiers. It costs $49 once for unlimited apps.

CallLane - a Mac menu-bar app that keeps your music loud during dictation and your AirPods in HD

A menu-bar app for macOS. Music stays at full volume during FaceTime, WhatsApp, Zoom, Meet, Slack, Teams and Discord. AirPods keep their listening quality.

ChebaMan Dance - How to make a Cheba Man AI dance video from one photo

Explore photo-to-dance video ideas with ChebaMan Dance: the Cheba Man red-stage style, photo tips, private uploads and a personal video library.

Write, design and build with your favorite AI agent.

I love features like Sites and Artifacts from codex and claude. But the problem is that those features are tied to those services, and I cannot use them with open-source agents. So I decided to build an open-source alternative that works with any AI agent! I'm building a project called flats. It can write documentation and design and build a websites (even with databases and object storage) with a single prompt, and you can share them with your friends right away over Cloudflare Tunnel

I built Gift Compass, a gift list + Secret Santa app, and I'm looking for honest feedback before the

Save gifts from any shop. Share the lists that matter.

Every Apple M chip on one calm page: I got tired of endless benchmark tables and made my own

Every M-series chip ranked by CPU multi-core and Metal GPU scores, from M1 to the M5 Ultra and M6.

I built a free checker that shows you, with proof, what strangers can see in your AI-built app

295 public Lovable apps — half ship at least one security issue, 1 in 5 a critical one. Shippable's static source checks, read-only and anonymized.

what if you could hire ai employees for free?

Turn ideas into reality with AI agents that help you learn, build, and grow. Discover OpennMind.

Built a clean, free financial utility suite for freelancers & indie creators (No ads, dark mode)

Practical tools and calculators to help U.S. businesses make smarter financial, operational, and growth decisions.

Jalsseum - Building a Korean shared-expense app taught me to test the second paste

코딩을 모르는 제작자가 AI와 함께 만드는 잘씀 가계부. 문자 입력을 고친 과정과 시험 결과, 개인·공동 생활비와 월급날 예산의 제작 소식을 기록합니다. 현재 출시 준비 중입니다.

Piano Maze Game

Play piano notes to guide a cat and bunnies through musical mazes. Free, in the browser, with a MIDI keyboard or the on-screen piano.

i was tired of going around a bajillion apps and tabs, so i built one workspace for all of them.

Notes, terminals and web apps. One window.

Got tired of re-recording product demos, so I let an AI agent do it

Click through a 30 second Odoo CRM demo. Open a deal, see where it stands, keep the buyer's notes in view, and schedule the follow-up in one place.

I've been building a football management game as a side project, and it's getting a bit out of hand

Draft your dream XI from 3,200+ iconic player seasons or lead your club across multi-season careers. Play free at my-11.com.

I built an Apache-2.0 PDF editor and scanner that runs 100% in the browser, so your files are never

Editor de PDF gratis y open source: edita texto, escanea a blanco y negro, reconoce texto (OCR) y firma con PAdES. Tus documentos nunca salen de tu dispositivo.