flaggy.io

What It Is

Flaggy is a Feature Flag platform aimed at engineering teams of 3–50 people. Its main selling point is “fixed pricing instead of complex enterprise-style billing.” It provides flags, segments, targeting rules, audit logs, and analytics, helping teams decouple deployment from release, toggle features in a dashboard, run gradual rollouts, and target specific audiences.

Core Capabilities

Feature-wise, Flaggy supports boolean feature flags, reusable segments defined by attributes, targeting rules based on combinations of segments and attributes, and deterministic percentage rollouts. The SDK downloads the ruleset and evaluates it locally, so each isEnabled check does not need to make a request to Flaggy’s servers. Audit logs record creation, updates, deletion, toggles, and diffs for objects such as flags, segments, environments, and team members. The Team plan also includes flag analytics, showing total evaluations, unique contexts, true/false distribution, time series, and segment matches.

Languages, API, and Ecosystem

Flaggy currently has explicit support for a JavaScript / TypeScript SDK, with a single npm package covering both browsers and Node.js. The documentation includes React/Browser and Node.js examples. It requires Node.js 18+ or a modern ES2020 browser. More languages are still on the roadmap, which is a clear limitation for backend teams using multiple languages. For migration, the text says you can export JSON from LaunchDarkly, adjust the format, and import it; a direct migration tool is currently being built.

Pricing and Deployment

Pricing is very straightforward: Free is free and includes 3 seats, 2 environments, unlimited flags, a small number of segments, and 7 days of audit logs. Team is $99/month and includes unlimited seats, unlimited environments, unlimited flags and segments, full analytics, 90 days of audit logs, approval workflows, and email support. Payment is by credit card via Stripe. Annual billing is supported but comes with no discount. Self-hosting is not currently available and is only on the Enterprise roadmap. SSO/SAML, SLA, dedicated support, and longer audit retention are also positioned as Enterprise features.

Pros, Cons, and Who It’s For

The advantages are predictable pricing, no MAU or seat pressure, a complete core feature flag workflow, and practical JS/TS documentation. The downsides are a narrow SDK ecosystem, no delivered self-hosting option yet, limited audit retention on Free and Team, and relatively little information about enterprise compliance capabilities. It is best suited to small and mid-sized teams mainly using JavaScript/TypeScript that want to replace high-cost solutions such as LaunchDarkly.

China Access

The text does not provide information about mainland China access, nodes, ICP filing, or local payment options, so china_access can only be assessed as unknown. Payment depends on Stripe credit cards, so domestic Chinese teams should confirm credit card availability and network connectivity. Comparable alternatives include LaunchDarkly and PostHog.