Developer Tools Exits

AI-powered service that produced automated code improvements and refactors for developers. Sold for $12,000.

Tool that generated and maintained automated structured data markup for websites. Sold for $8,000.

An Atlassian Marketplace app that auto-generates readable documentation of a Jira instance's project configuration. Its maker sold his first company with his first app.

Hotel price comparison API that aggregated room rates from 200+ booking websites and returned the top three vendors with addresses, reviews and ratings as JSON. Sold through the Transferslot marketplace; price undisclosed.

A WordPress plugin that aggregates and republishes RSS feeds inside a site. It was bought by Ionut Neagu's Vertigo Studio, which acquires WordPress plugins in the $60k-$350k ARR range; the price was not disclosed.

LLM-friendly document generation aimed at developers, turning sources into clean machine-readable docs. Sold for $3,500.

WordPress-focused SaaS/internet tool. Sold on Flippa, seller in the US to a buyer in Germany.

Turnkey WordPress developer tool that automates plugin generation, sold with brand, domain and codebase. Sold on Flippa to a buyer in Switzerland.

WordPress plugin for white-labelling the wp-admin dashboard (branding, logos, menus) for agencies and their clients. Solo developer Morgan Hvidt sold it to Link Software LLC, a small serial acquirer of micro plugins; price undisclosed.

Third-party plugin that pulled photos from a user Apple Photos shared album onto a TRMNL e-ink display. Built solo by Gustav Westling and acquired by TRMNL, becoming a first-party plugin.

A tool to build product landing pages directly inside a Notion workspace, made by Karthik; reached #2 Product of the Day on Product Hunt and was acquired for a four-figure sum.

A hand-curated web directory of public APIs, grown from an open-source GitHub repo started in January 2019 to 50,000+ monthly page views mostly from organic search. An API company approached the founder and bought it for $23,000.

Chrome and Firefox extension for regex-powered find-and-replace text editing directly on web pages. The extension was acquired by another developer team and the original repository was retired.

Maker of an MCP server that lets AI assistants drive a live Unreal Engine editor by natural language to build blueprints, scenes, materials and VFX. Acquired by Aura; terms undisclosed.

Data scraping tool that automates web scraping and data workflows; sold as a small indie product on Acquire.com and later grown by its buyer to roughly $1.7M ARR.

RealEmail was an email-verification and validation tool that reduced bounces for senders; founder Stephen Nancekivell sold it for a five-figure sum on Acquire.com.

A Notion call-to-action widget builder (Actions.so) made by Nandha; acquired within ~2 weeks for a mid four-figure sum.

WordPress theme by Unique Blog Designs built for creating internet-marketing squeeze and sales pages. It had generated $176,864 in lifetime revenue, mostly in a spike at launch that then tapered off, and sold on Flippa for $65,000.

WordPress theme shop selling its themes both direct and through ThemeForest, reaching monthly revenues of up to $4,000. It sold via Flippa auction for $80,000.

Configurable CAPTCHA library built around accessibility and simplicity, earning about $5k in its first year and drawing roughly 4k monthly uniques before being open sourced. Sold via Transferslot; price undisclosed.