Browse All Side Projects from Reddit

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Hermes brings job search, Smart Matching, resume tools, and application tracking into one workspace for students and early-career professionals.

I built a source-available tool and hardware hub to pool RAM across old PCs and run 120B AI models o

You can't merge physical RAM across PCs. But you can pool their memory for local AI: llama.cpp's RPC backend splits a model's layers across machines over your L

On paternity leave I wanted a GitHub contribution graph for my newborn's feedings, so I built one (a

Family baby tracker — feeds, pumps, diapers, weight

SideProject - A 1,300-page info site built by an AI coding agent with zero server cost

사람 한 명의 말과 AI(Claude Code)로 2일 동안 페이지 1,399개짜리 정보 사이트를 만든 기록. 무료 호스팅·무료 서버리스·공개 RSS로 서버비 0원, 매시간 자동 갱신.

AI tools look impressive in demos. How do you know which ones to trust?

I crash-test AI tools before you trust them. One operator puts AI tools and agents through real conditions and documents what actually happens. No sponsors.

I built 6 AI agents that publish something new every day, with zero humans in the loop

For almost two years I've been running SandBoxes.live: six AI agents that wake up every day, do their thing and publish it. Nobody edits, nobody approves. • ComicBook writes and draws a new comic every day, each story arc in a new art style, retold in Italian and Persian • Tomorrow News writes tomorrow's front page from today's real news, in 3 languages • GenBox is an AI government that makes one decision a day and produces its own TV bulletin • AI Blog reads new AI pap

Tired of AI answering everything with 14 bullet points, so I made this

Click any idea to grow more. Score, filter and share your idea map. Free, no signup.

Who Was It - a daily game to reconnect with your friends

The daily game for friend groups: every day one friend answers in secret, the next day the whole group investigates, votes and argues.

FamilyPine v3 is here 🌲

Share memories, map your family tree, keep important documents safe and stay close — in a space only your family can see.

I’m a videographer and built a client approval tool for my monthly retainer clients

I shoot monthly social content for local businesses. Feedback always came through texts, voice notes and screenshots of the wrong version, and once a client “approved” something, then asked for changes after it was posted. So I built Relayyed. Each client gets one link that stays the same every month. They leave notes on the exact frame and approve each video by typing their name, and I keep a dated record of every approval. It’s free for 14 days: relayyed.com Would love blunt feedback, es

I fed the Mona Lisa into a QR tool I built, printed it, and it scanned. So I turned it into a produc

Squeeze your brand into every scan. Free to design, every file scan-checked, print-ready downloads and animated codes.

I built a free launch-readiness checker for AI-built (vibe-coded) apps. Roast it.

Your AI built it. We make sure it survives real users. Scan your Lovable, Bolt, Cursor or Replit repo for leaked keys, open databases, broken payments and runaway AI costs.

I got tired of gaming sessions dying in group chat, so I built Lobbli.gg, a free scheduling & game-v

The little lobby where your friend group agrees on what to play and when.

New MyTripLog feature: rebuild a past trip from your existing photos

Every place you went, kept like you were there. Capture waypoints in the field; relive the trip on a map. Full-resolution photos stay in your own cloud.

I’m building a browser-based toolbox for everyday tasks — what would make it genuinely useful?

Free online tools for everyday work. 100% client-side privacy, zero file uploads, no signup required.

I built a habit tracker where a judge grades what you wrote, because ticking boxes never worked on m

Write what you did. An AI Judge reads it, weighs it against your own record, and awards XP you can't fake.

Got tired of missing co-op game sales so I built something to track them

Free games and 50%+ discounts on co-op games across Steam, Epic and more — tracked hourly. Get email alerts the second your watched game goes on a big sale.

I spent 3 months building a free search engine for European public tenders. Looking for honest feedb

Free multilingual search engine for European public tenders. Official notices from TED and national portals, updated several times a day.

I built a fast web tool to remove image backgrounds in 1-click

Erase image backgrounds in seconds with studio-grade precision. Download lossless transparent PNG cutouts instantly. 100% free to use.

We got tired of checking five job portals every day, so we made a free app that pulls 50k+ jobs into

Your résumé is read on your own machine and every listing is marked against it, with the arithmetic shown. Free for macOS, Windows and Linux.