Startups using PostgreSQL

The #1 tool for validating phone, email and IP data in real time. All through one powerful API.

The fastest way to get compliant with cyber security frameworks like SOC 2 and ISO 27001.

Unlimited graphics for your church, created by Christian designers.

FriendFilter and GroupFilter are established Chrome extensions for Facebook friend and group management. $11.3K MRR / $135.6K ARR from ~390 subscribers. Stack: Rails, Vue.js, PostgreSQL. Recent v7.2.4 maintenance release. Bonus asset: 100K dormant email list (2019–present). Growth levers already built: CWS Featured badge renomination (submitted Q1 2026), SEO landing page, Rewardful affiliate program. Asset sale to buyer's LLC. 30 days transition support included.

A tool for self-publishing authors to manage their social media.

Tools for any AI agent to access and manage your personal context

Atlas is a personalized learning platform for students. Atlas's AI studies your class materials to help you nail your homework and ace your tests.

We are a leading telehealth company built on a highly automated and reliable system designed for consistency, scalability, and performance. Our infrastructure ensures seamless operations at all times, allowing us to deliver fast, dependable healthcare solutions without interruption.

Digital products/services for educational AI resources. We charge during checkout.

Stop wasting time searching social media groups only to find you're too late to the game. ReferralEdge instantly delivers relevant referrals to you the second they’re posted, putting you in the driver’s seat to seize every opportunity with zero searching required.

17 year old full-stack engineer: for the secret sauce... e-mail me for it 😉 hello@davidtanasescu.com

Helping Airbnb hosts earn more: measure visibility, run experiments, and automate enquiry replies that convert.

Build Viral Shorts in Minutes The ultimate tool for creators who want to generate dynamic shorts, automatic scenes, and realistic animations without manual editing.

Tradevipe is a white-label, B2B SaaS platform serving trading communities, prop firms, and brokers by providing them with fully branded trading journal web applications tailored for their users. Founded three years ago, Tradevipe has quickly established itself as the go-to solution for organizations seeking a scalable, turn-key trading journal that enhances trader engagement, accountability, and retention under their own brand.

SEO Automation Platform. Does the following on full autopilot: - Keyword research - Article writing - Publishing - Builds backlinks

Loyalty built around people, not cards.

AI chatbots for agencies. Trained on website & files, fully white labeled, and with AI tool use.

Idea to mobile app designs

Discover Open Source Alternatives to Popular Software

Global Foot Traffic (Venue Visitor) data platform. Helps to find lively social scenes efficiently, avoid crowds, automate city guides, or optimize visitor schedules. It forecasts hourly busyness for millions of public places. Using anonymized GPS data, it shows venue visitor patterns and peaks. Includes tools to analyze and filter countries/ cities/ neighborhoods on (live) visitor patterns, venue type, ratings, visit duration, popularity, etc. Includes API to build 3rd party apps on top of it.

Idea to mobile app designs

Get recommended on Reddit & X on autopilot

Ai tool that converts voice notes into clear coherent text. Annual and monthly subscriptions charged immediately.

Ship your startup in minutes. TurboStarter gives you a production-ready SaaS foundation with auth, billing, database, email, file storage, shared UI, and API tooling already wired together. Build faster with clean architecture, reusable components, and battle-tested integrations, then launch your product with the Core, AI, and OpenClaw kits instead of spending weeks on setup and plumbing.

A ridesharing application that enables safe, affordable & reliable rides throughout the Caribbean.

AI Image & Video aggregator, simple API, better prices, better uptime.

Hire AI Avatar based Executive Assistant at 1/100 price of Human EA

MobileAPI.dev is a REST API that provides comprehensive device specifications, images, and pricing data for 30,000+ mobile devices from 200+ brands. It covers smartphones, tablets, smartwatches, and laptops. Features include fuzzy search with match-certainty scoring, autocomplete, manufacturer filtering, and an AI-powered natural-language query endpoint. Free tier includes 200 requests/month. Pro plan at $15/month with 10,000 requests. API key authentication, HTTPS, CORS enabled.