March 2026
10K LOC / Week
Rails was designed for syntactic sugar, and LLMs are sugar friends.
YC CEO Garry Tan averages 10K LOC and 100 PRs/week building garryslist.org with Rails + Claude Code. Open-sourced gstack — 6 Claude Code skills for planning, review, and shipping.
Garry Tan
President of Y Combinator · Mar 7, 2026
Intercom: $250M at $400M+ ARR
Mar 9, 2026
Rails Foundation Core member's 2M-line Rails monolith powers Fin AI agent, nearing $100M ARR on its own. Plans to hire 650.
Read moreChime: $2.6B+ Revenue
Feb 15, 2026
Rails-powered fintech targets GAAP profitability in 2026. 31% revenue growth, 9.5M active members.
Read moreClaude Code Adds Ruby LSP
Mar 10, 2026
Anthropic merges Ruby LSP into official plugins — go-to-definition, hover, diagnostics. 900x faster than text search.
Read moreChatwoot: 27.7K Stars
YC-backed, open-source Rails alternative to Intercom. Fastest-growing Ruby repo on GitHub this month (+490 stars). 10-person team, $870K revenue.
View on GitHubLago Launches Embedded
White-label open-source billing built on Rails (9K+ GitHub stars). PayPal is an early adopter. Ship billing as a feature in weeks.
Read moreHerb v0.9: ERB Toolchain
Real IDE support for the Rails frontend. Parses Action View helpers, lints and formats ERB. Gives AI coding tools an AST instead of raw string matching.
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