I Replaced 5 Paid SaaS Tools With One Free PWA

October 11, 2026 · Dev.to

Case Study: An Allowlist Gate That Rejects an Agent Patch Before You Apply It
You should reject an agent-written patch before it touches your tree, unless a written allowlist and a named test comman
Google Play Billing for Android apps that sell digital features
A paid feature in an Android app can be a subscription, an extra capability, digital content, or cloud software access.
Name Every Door Before the Prompt Leaves
You should hold a prompt until you can name every room it will enter, because each room is a new trust boundary. A model
Your AI Agent Has a Burn Rate — So I Benchmarked the Cost of a Correct Answer
My submission to the Kaggle Benchmarking Challenge. Benchmark: https://www.kaggle.com/benchmarks/karmendra8386/cost-per-
47 Browser APIs I Use Instead of a Backend
47 Browser APIs I Use Instead of a Backend I run 47 PDF tools with zero backend. Here's the browser API arsenal that mak