Explore tools for online business, compare available community feedback and find related guides.

Medium
Online publishing platform where writers can share stories and earn money through the Medium Partner Program. Built-in audience of millions of readers. Monetization based on member reading time. Free to publish.
Best for: Writers, bloggers, and thought leaders wanting to reach an engaged audience and earn from writing.
Grammarly
AI-powered writing assistant that checks grammar, spelling, punctuation, clarity, and tone. Works across browsers, desktop apps, and mobile. Includes plagiarism detection and style suggestions. Free plan, Premium at $12/mo.
Best for: Writers, freelancers, bloggers, and anyone who writes professionally.
Supabase
Open-source Firebase alternative providing database (Postgres), authentication, storage, edge functions, and real-time subscriptions. Build full-stack apps in minutes. Free tier with generous limits, Pro at $25/mo.
Best for: Developers building SaaS products and web/mobile apps who want a managed backend.
Stripe
Leading payment processing platform for internet businesses. Accept payments, manage subscriptions, handle invoicing, and prevent fraud. Powers millions of businesses from startups to Fortune 500. 2.9% + 30 cents per transaction.
Best for: SaaS builders, e-commerce operators, and anyone needing reliable payment processing.
Vercel
Frontend cloud platform for deploying web applications instantly. Optimized for Next.js, React, and other frameworks. Automatic deployments from Git, serverless functions, edge network, and analytics. Free hobby plan, Pro at $20/mo.
Best for: Developers and SaaS builders deploying web apps and sites with zero-config.
Github
The world's leading software development platform. Host code repositories, collaborate with pull requests, manage projects, run CI/CD with GitHub Actions, and deploy. Used by 100M+ developers. Free for public repos, Pro at $4/mo.
Best for: Developers, software builders, and open source contributors.
Offerup
Mobile-first local marketplace for buying and selling used items. Categories include electronics, furniture, cars, and more. TruYou verification for safety. Free to list, promoted listings available for extra visibility.
Best for: Local resellers and flippers selling furniture, electronics, and everyday items.
Stockx
Global marketplace for buying and selling sneakers, streetwear, electronics, collectibles, and accessories. Unique bid/ask pricing model like a stock market. All items verified for authenticity. Seller fees start at 9%.
Best for: Sneaker resellers, streetwear flippers, and collectible traders.
Mercari
Easy-to-use marketplace app for buying and selling almost anything — electronics, clothing, toys, home goods. 50M+ downloads. Simple photo listing, prepaid shipping labels, and buyer/seller protection. 10% selling fee.
Best for: Casual and serious resellers selling a wide variety of items locally and nationally.
Poshmark
Social marketplace for buying and selling new and secondhand fashion, home goods, and electronics. 80M+ users. Simple listing with photo upload, built-in shipping labels, and seller protection. Poshmark takes a flat $2.95 for sales under $15, or 20% commission above.
Best for: Resellers focused on fashion, clothing, shoes, and accessories.
Streamelements
Cloud-based streaming platform offering overlays, alerts, chatbot, tipping, and merch store — all running in the cloud so no extra CPU load. Free core features, SE.Pay for tips with 0% fees. Pro at $8/mo.
Best for: Streamers wanting cloud-based overlays and alerts without impacting stream performance.
Streamlabs
All-in-one streaming software built on OBS with added features like alerts, overlays, chatbot, tipping, and merch. Streamlined setup for new streamers. Free plan, Ultra at $19/mo with premium themes and multistreaming.
Best for: Beginner to intermediate streamers who want easy setup with built-in monetization tools.
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