Flytrap – Debugging tool for fixing production bugs
Hey HN! I’m Rasmus, co-founder of Flytrap. Flytrap is a debugging tool for reproducing and fixing production bugs faster. When launching a product quickly, there is bound to be some bugs. Tools like Sentry might help combat this, but when a bug lands in Sentry, all you see is the Red Carpet of Doom (the stack trace). We were frustrated with the poor developer-experience of current debugging tools, and decided to build Flytrap; a fast debugging tool that quickly allows developers to understand in detail what happened leading up to a bug, and focuses on reproducibility in the developer…
In plain words
Flytrap is a debugging tool that helps developers identify and fix production bugs more quickly. Instead of showing only stack traces, it captures detailed context about function inputs and outputs leading up to a bug, enabling developers to reproduce issues locally in minutes. The tool is designed for software development teams frustrated with poor debugging experiences, and emphasizes security through encrypted data storage and transit.
written from the facts on this page · September 2026
From the sources
In the maker’s words, at launch
Hey HN! I’m Rasmus, co-founder of Flytrap. Flytrap is a debugging tool for reproducing and fixing production bugs faster. When launching a product quickly, there is bound to be some bugs. Tools like Sentry might help combat this, but when a bug lands in Sentry, all you see is the Red Carpet of Doom (the stack trace). We were frustrated with the poor developer-experience of current debugging tools, and decided to build Flytrap; a fast debugging tool that quickly allows developers to understand in detail what happened leading up to a bug, and focuses on reproducibility in the developer environment. - Key features 1. Detailed context; See the inputs and outputs of all function calls leading up to the bug 2. Reproducibility; Reproduce the bug on your local development environment in under a minute 3. Security; All capture data encrypted during transit and at rest. - Links Home page: https://www.useflytrap.com Docs: https://docs.useflytrap.com GitHub: https://github.com/useflytrap/flytrap-js What issues have you had with fixing bugs in production? We would love to hear your ideas, thoughts, experiences and feedback!
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