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1. coldstack coldstack Public

   The all-in-one open-source cold email app: inbox provisioning, campaigns, AI reply triage, hiring-signal lead mining, and analytics — everything you need to get started with cold email.

   TypeScript

2. gtm-groundwork gtm-groundwork Public template

   Agent-first Next.js starter for internal GTM tools: HeroUI, Supabase auth with allowlist, Drizzle, AI cost tracking and evals built in, plus Claude Code skills that take a project from kickoff to P…

   TypeScript

3. apollo-url-builder apollo-url-builder Public

   Rebuild Apollo.io People Search URLs that carry their own filters. Apollo's Filters 2.0 moved filters out of the URL; this generates explicit, deterministic app.apollo.io/#/people links you can sha…

   TypeScript