Browse All Side Projects from Reddit

All Projects (4,086)

I turned my lottery spreadsheet into an app. The hardest feature was being honest about luck.

Lottery number generator and analysis for Powerball, Mega Millions, Cash4Life, and Pick 3 / Pick 4. Education and entertainment only.

I pasted personal information into ChatGPT and instantly regretted it, so I built this

Free privacy software for AI. Kamelo hides your personal details before they reach ChatGPT, Gemini or Claude, and puts them back in the answer. Only on your screen.

I built a pixel pet that lives in your notch

Nibbii is a pixel pet that lives around your MacBook notch. With optional AI chat, it remembers what you tell it. The base app is free to keep. macOS 15+.

Nyria - your TradingView alerts and Discord calls become orders in your own brokerage account

Nyria turns your alerts from TradingView, Discord, Telegram and more into broker orders. Test for free on paper, trade live, then sell your strategy.

My side project hit 10K downloads: a free Mac app that turns macOS into Mac OS 9, Windows 98 or BeOS

A macOS menu bar app with 30+ live CRT, VHS and classic Mac & Windows themes. Real retro shaders on your whole screen or one window. Free, one-time €8.88 Pro upgrade.

gh-pull - I built the GitHub PR dashboard I wanted, with repo grouping and clearer status colors

Your GitHub pull requests, in one fast dashboard.

I built an AI video tool to make viral video trends easier to recreate

Genjutsu AI restyles any video without changing who or what is in it. Transfer motion into a new scene, style, or objects — upload a clip, write a prompt, get your new video in minutes.

I built free PDF tools that run entirely in your browser (your files never leave your device) – fe

Połącz, podziel, edytuj, kompresuj i konwertuj pliki PDF w przeglądarce. Pliki nie są nigdzie wysyłane.

My side project's UI took a year to build the first time. Then a month. This time, a weekend.

Chat with ChatGPT, Claude, Gemini, Grok, and more. Generate images and videos with the best AI models. One platform for every AI tool you use.

I built a tool for literally any person to understand AI

Free, bite-size lessons that make AI simple. Learn how ChatGPT works, write better prompts, stay safe, and use AI agents. No jargon. Start in seconds.

I built DropAir to move files between my phone and computer over Wi-Fi

Share photos, videos and files directly between your devices on the same Wi-Fi. Pair your browsers, choose a file and send. No account needed.

I'm building a tool that explains confusing bills, leases and official letters line by line. Looking

Turn confusing bills, contracts, messages and technical errors into clear explanations, source-linked findings and practical next steps.

I built a free tracker for card collectors who chase parallels. Looking for feedback

A card collection tracker for sports, UFC, Pokémon and Magic. Chase every parallel, track condition and value, and see what you really made on each sale.

I built a weekly newsletter of US patents that just expired, so anyone can make them

A weekly list of US utility patents that lapsed for unpaid maintenance fees, screened and ranked for commercial demand.

Realtime flights of AMS airport with more detailed information for avgeeks

Schiphol-vluchten, vliegtuigregistraties, special aircraft en inhuur.

Looking for early users to try abhidu, our AI personal assistant

Forward links, notes and voice notes from anywhere. abhidu organises them by meaning and hands them back on demand. Free, invite-only beta.

I built a SaaS solo. Now I'm trying to figure out how to get my first users.

Lead capture, clients, jobs, income and expenses, plus client portals that need no client account.

Daiku - lets the AI you already use drive a real signed-in browser. What I learned building it

Daiku is an add-on for Claude, ChatGPT and other AI apps, not another AI. It gives the AI you use a browser logged in to your sites. Sends and payments wait for your face or fingerprint.

I built NextCandle to compare a chart with similar moments in market history

Hi everyone, I'm the developer behind NextCandle. If a chart looks familiar, how do you find the earlier examples and check what actually happened next? NextCandle lets you compare a selected candlestick pattern with similar historical periods, alongside their observed price changes. You can choose a supported market and timeframe, inspect the matching charts, and review the historical statistics. BTC, ETH, and SOL are supported, along with selected stocks, indices, and commodities. Daily re

I launched kno. about 5 months ago, and here is what I learned. kno. 2.0 launch.

Share what you know. Ask what you don't. kno. helps real people answer what matters and shows where human consensus lands.

AUVIE - a life-skills app for neurodivergent kids and teens (4 to 18) and the adults around them

Interactive life-skills support for children and teens ages 4–18, with 80+ skill modules, four age-based worlds, and practical tools for the adults around them.