
Gohvio, Clean CRM Data for RevOps & Finance Ops
One place to upload, clean, validate, and trust your CRM data. Read-only HubSpot integration. Free trial, no credit card.
@EmilyinBos · X
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One place to upload, clean, validate, and trust your CRM data. Read-only HubSpot integration. Free trial, no credit card.
@EmilyinBos · X

Free open-source invoicing software for managing clients, projects, and expenses.
@sosekiapp · X
Excited to launch Soseki! An open-source business OS for freelancers and agencies to manage clients, projects, invovces, payments, expenses, and more all in one workspace. I'd love your feedback!

Use free business calculators for profit margin, break-even, and tax analysis.
@BizCalcLab · X

Free online calculators and converters for finance, health, and education without signup.
@Toolvica · X

Free no-login business tools for freelancers: invoicing, VAT calculation, quotations, expenses, and naming.
@tools_loop · X

Sales CRM for closers: own every lead, work your seller panel, and send Stripe or PayPal from the lead card — on the call. Try Ledrix free. No card.
@LedrixHQ · X
Sales Conversion System, SaaS CRM:

Upload a creator brand deal and get a Clarity Score in 60 seconds. Black X flags pay, usage rights, scope, and contract risks before you sign.
@techwitbrianx · X
Black X. The Stripe of creator deals. $250B creator economy. Zero standards. I built the rails: 60-second contract scoring, AI negotiation, verified for brands, Rate Card and more...

One list, payments only, sorted by what's due next. No bank connection, ever. $9.99 launch price, or free for 5 payments.
@ramosivan · X

Enter your income, expenses, and assets to get a financial health grade and personalized improvement plan.
@grademyfinance · X

Generate professional pay stubs online in minutes, with your first one free.
@PaystubVault · X

Free LinkedIn post scheduler with an MCP server and REST API. Let Claude Code, Cursor or Gemini CLI write and schedule your posts. No credit card.
@devzakir · X
Schedule & Chill is a free LinkedIn scheduler your AI tools can post through. Built it because I live in Claude Code and wanted to type "post this" instead of opening a tab. MCP server built in. Live: LinkedIn, YouTube, Bluesky, Mastodon.

Use 100+ free online calculators for math, chemistry, physics, loans, health, and AI costs—no signup needed.
u/averageChilean · Reddit
Built a free tool site to help my brother study — now has 100+ tools, would love feedback My brother's in high school and needed something more visual to study chemistry, physics, and math, so I used Claude to build him a simple site with interactive calculators and visualizers. I'm not a programmer or from a tech background, so without AI this wouldn't have happened, at least not this fast. It ended up helping him a lot more than I expected, so I kept expanding it, added a bunch of other