Browse All Side Projects from Reddit

All Projects (6,181)

Been working on something I think could make following and understanding news a little easier.

Sri Lankan and world news in English, Sinhala and Tamil, connected by story: compare how outlets cover it, follow how it unfolded, and see who owns them.

Solo dev here. I want basic fitness to be free for everyone, so I built Ironclub. What do you think?

Ironclub writes the workout, shows you the move, and keeps last time's weight. AI workout planner with 3 coaches, 800+ exercises on video, and a gym log. Free plan — no signup.

My Mac kept dinging and I never knew why, so I built an app for it

Soundtrail tells you which app on your Mac just made that sound.

NASSCAD 4.7.0

Create mechanical parts with free browser CAD or offline on Windows. Local model processing, no account required, STEP viewing and STL export for 3D printing.

I built a game where you guess an AI employee's department, and the "right" answer is whatever every

A satirical art project about snap-judgements, AI faces, and crowd consensus. Guess which department someone works in — and notice yourself doing it.

I built an AI motion design tool for faceless content creators

Direct an AI motion designer: research, script and produce narrated motion-graphics videos.

I built a read-later app that searches the full text of everything you save

Save articles worth keeping, organize them with tags, search the full text, and export your data anytime. Build a reading library you can actually use.

I'm a video editor and got tired of upload sites with watermarks, so I built free tools that run ent

Paste a link and save Instagram Reels, YouTube videos, TikTok clips (no watermark) as MP4, MP3 or image. Free, no login, no watermark, no paywall.

I made a free audiogram maker: paste a podcast link, get a captioned video for TikTok/Reels/Shorts (

Cheap Clipping finds the best moments in your videos and podcasts (streams, interviews, even audio-only episodes) and turns them into captioned vertical clips for YouTube Shorts, TikTok and Reels. $5/month.

I built a browser app that turns your sheet music (MusicXML/MIDI) into a falling-notes piano perform

악보를 올리면 브라우저에서 피아노 연주로 재생되고, 영상으로 저장할 수 있습니다.

I built a notes app for songs because lining chords up with spaces in iPhone Notes drove me nuts

Write lyrics with chords above them. Private, offline, no account.

I built a jet engine exergy analyzer that runs entirely in the browser — no installs, no five-figu

Professional exergy analysis of turbojet and turbofan engines with validated engineering methodologies.

I built an API that tells you which blocklist flagged an IP or domain, with a link to each source

Try every Senapati endpoint without signing up: IP, domain, URL, email, DNS, and WHOIS checks.

I built a free German vocab trainer (SRS, zero setup) — would love your feedback

SRS word learning, free vocabulary test, OCR, pronunciation AI — everything for German learners. 2-minute free vocab test, no signup.

[OS] I made a free, open source app to check a Mac before buying it used (or just to see how yours i

Free, open source macOS app. Locks, battery, SSD and guided hardware tests, in a dated report anyone can read. Nothing leaves the Mac.

I turned building my vibe coded apps into a full stack 3D studio

Run npx -y viberaven before launch: check AI-built Vercel + Supabase apps for RLS, keys, env vars and Stripe webhooks. It runs locally. Advice, not a gate.

Omegle shut down years ago, so I built a modern, clean alternative with interest matching and zero m

Free random chat with strangers online. Start a random text chat or video call in seconds: anonymous, nothing to install, no account needed to chat. Adults 18+.

I built a lifting log because every one I tried got slow between sets or turned into a social networ

Free on iPhone & Android. Log every set and rep, and watch your strength climb.

1830 Belgium - An interactive map projecting vote shares across 565 Belgian municipalities for 2029

Hoe stemmen de Belgen vandaag? Volg de laatste peilingen en zetelverdeling voor de Kamer.

I built a Chrome extension that teaches you a language inside the pages you already read

Taliri is a Chrome extension for learning Spanish, French, German, Swedish or Hindi. It swaps a few words on the English pages you already read into the language you're learning, and shows you what they mean. Later it blurs a word and asks you to pick its meaning.

Kuuhaku - a map of which service calls which route, read from your code, with the file and line for

Every repo of otel-demo and how they talk to each other, with the file and line behind each connection. A public example, no sign-up.