Browse All Side Projects from Reddit

All Projects (4,116)

I built a (Dutch) house price scenario model for myself and got stuck on what it is for

Property value, as a range. Scenario modelling for cities.

Ranking football players based on performance only, feedback appreciated

No votes. Just performance.

I launched a peer-to-peer parking marketplace. Stallyo

Trova o affitta garage, box e stalli privati per auto, moto, van e camper fino al 60% più convenienti. Prenotazione istantanea e pagamenti protetti.

I built the productivity app I wanted to use

Tasks, projects, time tracking, habits, goals, notes, and a journal in one considered app. The depth of a real system, the quiet of a blank page. 14 days free.

After about 9 months in development, I finally stopped adding features and tweaking UI and launched

Confidence shouldn’t require a leap of faith. See what you’re buying, and give every purchase somewhere to live.

I was keeping birthdays in my calendar, gift ideas in my notes and wishlists in 5 different stores,

The wishlist app with real-time Gift Rooms, smart event reminders, and family sharing. No ads, no AI spam, just thoughtful gifting.

I built a daily-quest app and need honest feedback from 14 beta testers

Build momentum with three daily quests, XP, levels and streaks. Explore the free ARC beta.

I spent my summer building an unbloated backup orchestrator for Linux servers (wrapping Restic)

I wanted to share something I built over the summer to solve a personal pain point with my backup setup. Like a lot of developers, I used to rely on basic scripts running in crontab every night. It technically worked, but it came with some major downsides: No simple way to know if a backup actually succeeded or failed Error handling was messy and manual Tracking metrics meant building custom monitoring from scratch Everything was tied to SSH, meaning other team members couldn't check status

I got 240 people to use a tool I built. Reddit was basically the only thing that worked

Discover TradeHints, your top investment analysis tool for personalized investment recommendations and stock evaluation.

I'm making a collection of interactive math/physics visuals, open-source

Interactive animations of ideas from math and physics, like pendulums, linkages, orbits and optical illusions, drawn live in the browser.

Sign up for the launch of Ptree Media!

Hello everyone! I am so excited to announce that I am very close to launching my website, Ptree Media. What is Ptree Media? Ptree is a lab quality management tool that tracks media/reagent expiration dates and QC checks. It will always provide you with live updates and notifications. When Ptree launches, there will be a live demo sandbox AND the option of a free 2-week trial, so you are absolutely confident in Ptree before committing to a subscription. If you are a lab professional, I would lo

Dividend Income Tracker - A free tool that shows how much your dividend stocks pay you each month

A simple, private dividend income tracker. See your yearly and monthly dividend income at a glance. Data stays in your browser.

I made a sports power rankings website that crowdsources your indivdual opinion into one collaborati

See how Collaboranker turns everyone's individual power rankings into one shared board — ranking sizes, the points system, and how submissions get aggregated.

A free arcade-flyer-style wall where every indie game gets a plot, nobody can buy the best spot, and

The Games Wall is a wall of indie games. Browse it to find something new to play, or add your own game. Every game gets a free 4 × 4 plot.

I built a free image toolkit because I was tired of using different sites for simple tasks

Pixyro offers fast, free online tools that run right in your browser. No sign-up, no installs, and your files stay on your device.

I kept animating the same carousel by hand, so i turned it into a tool

Create motion graphics online with 42 ready-made templates. Add images, customize your animation and export in any size. Free and easy to use.

Picturing Places - A webapp for personalized map artwork, looking for beta testers

Turn a meaningful place into a personalised map print. Discover framed and unframed map artwork for your home or someone you love.

A cinema trip turned into a free calculator for TV size, seating distance and room fit

Compare TV and monitor sizes to scale: real dimensions, PPI, aspect ratio and field of view, plus an AR view that puts any screen on your wall at true size.

A few years ago, I built a free Wordle-style game. Today, I redesigned it

Find five-letter words that match the arrows. A new puzzle every day, with stamps to collect along the way.

I built a free, privacy-focused portfolio tracker specifically for DEGIRO (in Go)

Free DEGIRO portfolio & dividend tracker. Upload your CSV export to instantly visualize holdings, profit & loss, dividend income and performance charts. Works on mobile and desktop.

Yokka – Simple project management for coding agents

The kanban board for AI coding agents. See what every Claude Code, Codex and Cursor agent is doing, and get pinged when one needs you. Free to start.