{"data":{"slug":"flagsmith","name":"Flagsmith","tagline":"BSD-3-Clause flags; Cloud Free 50k req/mo, self-host uncapped","category":"nextjs","categoryName":"Next.js","url":"https://www.flagsmith.com","github":"https://github.com/Flagsmith/flagsmith","pricing":"freemium","hook":"Flagsmith is BSD-3 feature flags with a real Cloud Free and uncapped self-host.","whatsGood":"BSD-3-Clause. Cloud Free: 50k requests/mo, 1 seat, 1 project. Self-host uncapped. Flags + remote config without PostHog warehouse story.","theCatch":"Cloud Free is capped (50k/1 seat/1 project); self-host uncapped. Vs PostHog analytics-native flags and Unleash AGPL OSS caps. Distinct from PostHog and Unleash.","verdict":"BSD-3 flags. Cloud Free is real but capped; self-host for scale.","addedAt":"2026-09-04","featured":false,"domain":"Observability","subSpecialty":"Feature Flags","capabilities":["flags","remote-config"],"surfaces":["Self-host","Hosted"],"ecosystem":["Multi-platform"],"licenseModel":"Freemium","githubStars":6538},"related":[{"slug":"vercel","name":"Vercel","tagline":"The platform that made Next.js deployment trivial"},{"slug":"prisma","name":"Prisma","tagline":"Type-safe database access with killer DX"},{"slug":"drizzle","name":"Drizzle ORM","tagline":"TypeScript ORM that feels like SQL"},{"slug":"trpc","name":"tRPC","tagline":"End-to-end typesafe APIs without codegen"},{"slug":"clerk","name":"Clerk","tagline":"Auth that actually ships with your UI"}],"links":{"self":"/api/gems/flagsmith","html":"/gems/flagsmith","markdown":"/gems/flagsmith.md","category":"/api/gems?category=nextjs","categoryPage":"/stacks/nextjs"}}