Browse All Side Projects from Reddit

All Projects (4,116)

Chirper - Play messages that only some can hear

Send secret messages in Morse code at pitches that some people can hear and others can't.

Z-Raid 🧟 -Built a little zombie survival game over the weekend

The dead took the world. Take it back. Pick your survivor, raid the ruins and recover the cure. Three raids. One life.

Built a task app because I kept forgetting my own to-do list existed literally

Designed with ADHD brains in mind. Grounded in how attention and working memory actually work.

I built Rank Doku, a competitive Sudoku game you can play in your browser

Competitive Sudoku duels, ranked matchmaking, solo training, and weekly mastery.

I built a search engine for every open government tender in the world (~300k from 140+ countries)

Where governments are buying right now: open government tenders by country and sector, new public contracts this week and what closes soon. Free, updated daily.

I'm working on Indie Duels that helps me compare my upcoming game trailer against other in the niche

Swipe and duel upcoming indie games from Steam. A new themed contest every day, with a daily winner.

I built a tool to test ads before spending money on them

Simulated perspectives on your draft: weak hooks, objections and phrasing suggestions before the first euro is spent. No market research, no forecast of success.

I got tired of 500 MB ebook readers, so I built one in Rust that weighs 3.5 MB

A desktop book reader for Windows crafted for literature lovers, digital quietness, and typographic elegance. 100% private, ultra-lightweight, and free of ads.

Loom wouldn't let me download my own video without paying, so I built my own (free, open source)

Record your Mac screen, camera and mic. A share link is on your clipboard when you stop; add auto-zoom and captions later under the same link. Free, MIT.

I built Loomton, a free beta for managing tailoring and clothing shops

Billing and shop management software for tailors, boutiques, fabric shops and clothing stores. Measurements, orders, stock, barcodes and tax invoices, for shops in any country. Free beta.

We had Claude audit all 92 screens of our app for AI-sounding copy. Here is the prompt and what it f

We had Claude audit all 92 screens of longbook through Figma for UX, copy and type size. The prompt, the review doc and the patterns we fixed.

GlassCast - a free podcast app for Android where the player takes its colors from the cover

A free podcast app for Android. No ads, no account.

I built an iPhone app that counts your "um"s, and it shows you're mostly saying them right before a

Record yourself talking and Unfiller counts your ums, likes and uhs, measures words per minute, maps your pauses and highlights every filler in your…

I built an iPhone app for planning film shots inside 3D scans - looking for beta testers

Join the FrameRoam iPhone beta. Sign up to get the TestFlight install link.

Sengi: managed Linux runners for existing GitHub Actions workflows

GitHub Actions runners that cut your CI bill by up to 74% a build: up to 1.9× faster builds, 15× the random-read disk speed and up to 2.75× the multi-core CPU of GitHub’s, from $0.003/min. 5 GHz bare metal, a fresh VM for every job. Change one line.

I built a proper app for addiction recovery

It doesn’t stop the signal. It stops the peaks. A recovery app for any addiction, on iPhone and Android.

Your side project could get you a pitch in front of investors at IIT Bombay.

That project you've been building after work or college? It might be worth taking a little more seriously. We're organising The Vault at IIT Bombay, a startup pitching competition under Avenues 2026. We're accepting applications from early-stage founders, including people who are still developing their ideas. No MVP or revenue required. No pitch deck needed for Round 1. The initial application takes less than 4 minutes. Selected finalists pitch to investors at IIT Bombay on October 2

I built a place to watch live streams together as avatars, inside 3D venues in the browser

here STAGE is a live-events platform where creators host shows inside immersive 3D venues and fans watch together in real time as avatars.

GleamRoll - the free photo cleaner I built for my own phone. Local only, a few minutes a day.

A calmer way to clear photo clutter while keeping the moments that matter.

I made a website that does in-depth research of stocks using mathematics

Select your stocks. Our engine proposes an allocation that balances expected return against risk — without the spreadsheets.

99websites.co - Done-for-you small business sites for 99 Design + 99 Hosting. Would love feedback

A custom-designed website for your business — $99 one-time to build, $99/year to host. Answer a few questions, approve the design, we launch. Usually 2–3 days.