Browse All Side Projects from Reddit

All Projects (4,150)

I review restaurants myself and built an app around it: Strong Foodie is now on the App Store

Real eats, honest reviews. Discover the best restaurants and hotels from Amsterdam to the world.

I’m building a microlearning app with a goal: free, fun learning on any topic.

Why FlashFeed is free: a note from the founder on AI, the cost of learning, and what free, personal, fun and about any topic mean here.

I built an infinite canvas for notes, PDFs and photos, and planned my Hokkaido trip with it

Local-first infinite canvas note-taking app for visual thinking and PDF research. Annotate papers, connect ideas with mind maps, and take offline notes with optional end-to-end sync.

I built a Chrome extension to check your match against a job listing and generate a tailored CV

RoleMetric compares your resume with one specific role, estimates the ATS screening outcome across four gates, annotates the exact lines holding you back, and builds a tailored CV without inventing experience.

Validating before I build: a tool that turns agencies' ad spend into client invoices. Blunt feedback

FeeSync pulls each client's ad spend from Google, Meta, TikTok and Microsoft Ads, applies your fee rules, and drafts invoices in QuickBooks, Xero or Stripe. Join the early-access waitlist.

I built a free travel map of Spain in 6 languages, with city guides and a day-by-day trip planner

Free interactive map of Spain in six languages: 18 cities, top sights, restaurants, city guides and a day-by-day trip planner with budget.

GeminIQ - stock research built straight from SEC filings

Q3 2026 insider trading: $21.0B sold vs $923M bought. 51 sellers did 45% of it. Form 4 histories show which CEO buys broke years of selling.

I built MooseChat. An AI chatbot for websites that only answers from the site's own pages, and turns

MooseChat answers your website's visitors from your own pages, with a link to each source. When it doesn't know, it takes their details and sends you the lead. From $39 a month, with a free 7-day trial.

I built a map of hidden and abandoned places with real photos and the stories behind them

Discover 44,138 places with verified history and photography: forgotten castles, hidden sanctuaries, photography vantage points, urbex ruins, and local legends. Every place holds a story you never knew.

A tiny bit of warmth for your desktop

Living flames, a gentle crackle, and a warmer place to work.

I built an audio walking app for Lisbon because I wanted travel stories people actually remember

Self-guided audio walking tours with ready-made routes, maps and original stories. Available on the App Store, starting with Lisbon.

I built a lifting tracker that does the program maths for you. 1.1.0 is out today

Durata works out the next weight for every lift. 50 proven programs, free, no ads. On the App Store and Google Play.

I built a monitor for MCP servers that your coding agent sets up, with no signup and no dashboard

Free MCP server test in the browser. Connects to your remote MCP endpoint, lists its tools with their safety hints, and shows latency, protocol, and problems. Never calls a tool.

I built a Mac window manager and got it into the App Store, even though the sandbox blocks moving ot

Snap windows into halves, thirds and corners with a keyboard shortcut or a drag. Free, with a one-time Pro for $1.99.

I built a free Claude Opus 5.5 chat that needs no sign-up, plus a small Windows app to use it with C

Chat with Claude Opus 5.5 for free in your browser. No account; attach files, search the web and create documents. Chats are deleted when you close the tab.

Shadcn Weekly #4: AI Elements, Trace & Chatbot Template

shadcn/ui introduces AI Elements and the Trace primitive for agentic interfaces, alongside an official chatbot template and new community registries.

Playload: A game engine with URLs for cartridges

A tiny game engine that lets you share games as URLs

HumansMap: Feed feature, discover dynasties, relationship and orgs memberships based on nationality

Explore how public figures are connected — shared companies, board seats, business ties, and relationships across Europe, the US, and Canada.

Tired of wasted tokens and money from AI agents on web searches so built free open sourced Rust tool

FATSEARCH turns web pages and PDFs into small, cached Markdown outlines your agent reads one section at a time. One binary, your own Oxylabs or Bright Data key, no personal telemetry.

I built a free tool to reconcile bank credits against reported revenue

Bank credits don't automatically equal revenue. They can include customer receipts, loans, transfers, refunds and other non revenue items. I built a small open-source tool to help classify these transactions and compare monthly credits against reported revenue. It supports: Transaction classification Monthly reconciliation and difference flags CSV exports for further analysis Try the live demo: https://contrarian9-bank-to-revenue-reconciliation-app-skkenj.streamlit.app/ Source code: https:

I batch-analyzed 200 tech listings with Claude API and found 23.5% were ghost jobs. So I built GetDi

Find out if a job posting is even real before you apply. GetDiogenes flags ghost jobs, checks the pay, reads your resume like a recruiter, and runs blunt mock interviews.