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Speed up production debugging with instant visualizations of your browser automation crashes.

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Bug reports for AI coding agents, in one click

Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | buglesstack.com | darnly.dev |
| Pricing | ||
| Platforms | — | |
| Company | Startup from the United States · 1 - 9 employees · 2025 | Startup from India · 1 - 9 employees · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


Buglesstack is a debugging platform built specifically for developers using browser automation tools like Puppeteer, Selenium, Playwright, and Cypress. It helps detect, log, and diagnose errors in headless browser scripts by capturing rich debugging data such as crash screenshots, HTML snapshots,...
Darnly is a free Chrome extension for people who build apps with AI coding agents. When something on the page looks wrong, press one key, click the broken part and type what you expected. Darnly writes a report into your project's .darnly/inbox/ folder: a screenshot with the broken part boxed...
What each product offers, as listed by its team.


An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of Darnly.dev yet.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Buglesstack and Darnly.dev.
Buglesstack's answer
Buglesstack's answer
Unlike generic error trackers, it captures visual crashes, HTML, and context-specific logs from tools like Puppeteer or Playwright—making debugging fast, visual, and actionable. No extra setup. No noise. Just answers.
Buglesstack's answer
Buglesstack was originally built as an internal debugging tool for afipsdk.com, a platform that automates government API interactions using headless browsers. After solving real-world issues in production scraping and automation, it evolved into a standalone solution for developers using tools like Puppeteer, Playwright, Selenium, and Cypress. Today, Buglesstack serves engineers who need reliable, visual debugging for browser automation at scale.
Buglesstack's answer
It captures crash screenshots, HTML snapshots, and stack traces to help developers detect, log, and fix errors in headless browser scripts.
Buglesstack's answer
Buglesstack’s primary audience is developers and automation engineers who build and maintain browser automation scripts using tools like Puppeteer, Playwright, Selenium, or Cypress. This includes:
- 🧑💻 Web scrapers who need to debug flaky selectors and page timeouts
- 🧪 QA engineers running headless browser tests in CI pipelines
- 🏗️ Automation teams maintaining bots for tasks like form submissions, screenshots, or data extraction
- 🚀 DevOps or SREs monitoring browser-based jobs for stability and uptime
They value fast debugging, visual context, and low-friction integration
Buglesstack's answer
Buglesstack is built using a modern, scalable tech stack:
- Node.js – for backend services and Puppeteer-based job handling
- Astro – for fast, lightweight frontend rendering
- PostgreSQL – as the primary relational database
- Heroku – for app deployment and job orchestration
- AWS Amplify – for frontend hosting and CI/CD
- AWS SES – for reliable transactional email delivery
This stack ensures performance, reliability, and easy scaling for debugging browser automation workloads.
Share your experience with using Buglesstack and Darnly.dev. For example, how are they different and which one is better?
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