Dev Tools · 1h ago
Tombstone: Open-Source Tool Tracks Feature Flag Changes to Prevent Outages
A developer built Tombstone, a self-hosted platform that logs feature flag changes across services to provide a causal audit trail. The tool aims to prevent incidents like Knight Capital's $440M loss caused by a reused flag key. It addresses the common problem of fragmented flag state across multiple systems like LaunchDarkly, Jira, and Notion.
Meridian48 take
The tool tackles a real ops pain point, but its adoption depends on whether teams will add another system to their stack rather than fixing existing workflows.
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How I Built Tombstone: A Self-Hosted Feature Flag Intelligence Platform to Prevent the Next Knight Capital →
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