Browse All Side Projects from Reddit

All Projects (6,181)

AI Blindtest — Can you tell who's who?

One answer. Three AIs. Ten rounds. Share your score and try it yourself.

I got tired of reinstalling the same AI skills from scratch, so I built a directory of 1,900+ instal

Skill Harbor is an open directory of AI builds that work with Muse — more personal assistants coming soon.

I built a paranormal newspaper that prints itself daily

A daily newspaper printed automatically from the strangest corners of the internet.

My son and I built a browser dungeon game. For Season 1, we cut features and made the loot easier to

Tiny Forge — a miniature dungeon, an endless pursuit of better gear.

I built Waybill: Canada Post shipping labels at one flat price to anywhere in Canada (with an API)

Buy Canada Post labels from CA$6. One price to any address in Canada. No subscription.

I bought a small roadmap tool that gets daily traffic with zero marketing. Here's what I changed

Create stunning visual roadmaps with AI assistance. Professional drag-and-drop builder for project planning, product roadmaps, and goal tracking. Try Pro free for 7 days.

I keep losing useful work I create with AI, so I’m building something for it

Stop starting over with every AI. Keep your work and context together across ChatGPT, Claude, and other connected AI apps.

Masters Vault - Apple Digital Masters discovery and a synced record collection

Find your next obsession. Every verified Apple Digital Master, in one place.

I built OPDash, a trading analytics platform. Some feedbacks? haha

Record trades, track positions and understand your performance with OP Dash.

I built Bojit so tradespeople can send quotes to customers from their phone instead of spending even

Build and send professional quotes from your phone. Customers accept in one tap, no account needed. Free forever. Bojit AI is coming soon with Pro.

I'm building an all-in-one calendar: photos, videos, timer, tasks, and also money!

Hii everyone, this is the first time I'm showing this to anyone online Well, except for my girlfriend and a couple of friends (early beta testers) So, here's how it all started: I have been using 5 apps on the daily: a calendar, a to-do list, a time tracker, a notes app, and a budgeting app. None of them talked to each other! So I decided to build my own calendar that does all of it: - Photos, videos and voice notes inside any event (or task), with a rich text editor. Your calendar beco

I wanted to see how the planet was changing, so I built a little Earth radar 🌍

Find unusual changes in city air, weather, water, and land. Built by two data scientists, for everyday citizens.

I built a habit app that doesn’t punish you for missing a day. Here’s what the first week of str

Small daily habits keep a cozy illustrated companion happy. Free, no sign-up, in 14 languages.

I never got to say goodbye to my grandparents, so I'm building a better way to remember people (and

Find a little guidance for what comes next. When you’re ready, bring photos, stories and tributes together in an online memorial for a person or pet you love.

I'm building Focale, a desktop image editor for Linux, Windows and macOS

Focale is a modern raster image editor for Linux, Windows and macOS: layers, masks, non-destructive adjustments, filters and layer effects, with support for Photoshop files.

I built the snake measuring app I wanted for myself

Measure snake length from photos, auto-detect with AI, and track growth over time. Free, with cloud sync, multiple profiles, and growth charts.

I slept 7 to 8 hours and still felt tired. Could wearable data shape a better routine?

Personalized supplementation, informed by your health.

Update- wascape.com new places and mobile mode is available

Walk a real place in a browser tab, ride a bicycle through it, fly a drone over it, or drive it. Gaussian-splat captures of the real world, streamed and rendered on your device. No download, no install.

I got so tired of rewriting my CV for every job that I built a tool to do the tailoring

Tailored resume builder and ATS resume generator: match your resume and cover letter to any job. ATS-friendly PDF and Word. Try your first download free.

I’m an engineer who started owning infra at work, so I built a game to teach myself system design. N

games

InfraSim: Design real systems, deploy, and watch them break. InfraSim is a system-design game: drag load balancers, caches, databases and queues onto a canvas, deploy, and watch simulated live traffic flow through what you built. Then survive traffic spikes, zone outages and bot swarms across a guid

We built a Discord bot that gives your custom games their own ranked ladder