MVPExclusive
InvoiceFlow
AI invoicing for freelancers that chases late payments for you
$4,900Seller4.9out of 5, 31 seller reviews
LS-000105
PromptVault
A shared prompt library with version history and testing
$890
Open LicenseFree to use without license
Description: Teams keep their prompts in one place, see who changed what, and test a prompt against saved examples before shipping it. Works with any model provider through a simple adapter.
- MVP
- AI Tools
- Next.js
- TypeScript
- PostgreSQL
- Docker
What's Included
- Source code
- Docker setup for self-hosting
- Model provider adapters
- Updates for 12 months
Held in escrow. The seller is paid only after you accept.
Order reviewed by us before the handover starts.
Open License Agreement signed by both sides.
72 hours to check and active support assistance to ensure fairness in the product.
About Seller
Aarav Mehta
4.9out of 5, 31 seller reviewsVerified sellerNorthwind Labs · India · 38 sales · member since Mar 14, 2026
Description: Full-stack developer who builds small, focused SaaS products and sells the ones I don't have time to grow. Every product ships with tests, a setup guide and two weeks of handover support.
See all listings from Northwind LabsProduct Information
Web app
Prompt editor with diff view, test runs and team roles.
- Version history with diffs
- Test against saved examples
- Team roles and audit log
Seller Verified and Delivery Secured
Our team at Uniqorn stays with you throughout the process, from order to delivery and for 72 hours after, to ensure a fair delivery and a great experience.