Sablier Sandbox

End-to-end EVM integration examples for Sablier Lockup v4.0 on Sepolia.

What's inside

• Create Linear streams (with durations) — v4.0 unlock amounts + granularity exposed
• Create Tranched streams (with durations and timestamps)
• Withdraw from any stream
• Headless examples: single LL (durations + timestamps), batch of 5 via SablierBatchLockup
• Recent streams query against the new Envio LockupStream schema

Stack

• Next.js 16 App Router + React 19 + TypeScript 5.9
• Tailwind CSS v4 (CSS-first @theme) + tailwind-variants + lucide-react
• viem + wagmi (injected() connector)
• sablier SDK for addresses + ABIs, @sablier/indexers for the Envio endpoint
• Lint: Biome 2 + ESLint (Tailwind class validation only); Prettier for Markdown
• Task runner: just; package manager: bun

Run

bun install
just dev          # Next.js on a random localhost port
just full-check   # Biome + ESLint + Prettier + tsgo
just build        # Production build

See docs.sablier.com for Lockup v4.0 protocol details.