https://verdantstack.dev Production-grade developer starters for the parts of software products nobody demos: multi-tenancy, seat billing, role-based access, audit logging. en-us Wed, 23 Sep 2026 15:07:46 GMT https://verdantstack.dev/docs/make-codebase-ai-agent-friendly/ https://verdantstack.dev/docs/make-codebase-ai-agent-friendly/ AGENTS.md, llms.txt, and type-level API references — the context files AI coding agents (Claude Code, Cursor, Copilot) need to work productively in your codebase, and how to add them. Tue, 01 Sep 2026 00:00:00 GMT https://verdantstack.dev/products/sveltekit-postgres-starter/ https://verdantstack.dev/products/sveltekit-postgres-starter/ A production-grade SvelteKit + Postgres starter: organizations, invites, roles, seat billing, audit log. Drizzle ORM + postgres.js, opt-in RLS, no provider lock-in. Mon, 31 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/sveltekit-postgres-starter/docs/postgres-multi-tenant-drizzle-design/ https://verdantstack.dev/products/sveltekit-postgres-starter/docs/postgres-multi-tenant-drizzle-design/ Shared-database tenancy on Postgres with Drizzle ORM: org_id scoping, uuid PKs, bigint-ms timestamps, per-request isolation. Mon, 31 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/sveltekit-postgres-starter/docs/row-level-security-sveltekit-postgres/ https://verdantstack.dev/products/sveltekit-postgres-starter/docs/row-level-security-sveltekit-postgres/ Opt-in Row-Level Security for the Postgres starter: fail-closed FORCE RLS, the app.current_user_id GUC, and per-table policies. Mon, 31 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/sveltekit-postgres-starter/docs/sveltekit-postgres-connection-pooling/ https://verdantstack.dev/products/sveltekit-postgres-starter/docs/sveltekit-postgres-connection-pooling/ postgres.js pool sizing (PG_MAX_CONNECTIONS, default 20), tuning, and when to add PgBouncer/Supavisor/Neon pooled connections. Mon, 31 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/sveltekit-postgres-starter/docs/drizzle-postgres-migrations-sveltekit/ https://verdantstack.dev/products/sveltekit-postgres-starter/docs/drizzle-postgres-migrations-sveltekit/ Schema-first Postgres migrations with drizzle-kit: edit schema.ts, generate, review, apply at boot or via npm run db:migrate. Mon, 31 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/sveltekit-postgres-starter/docs/postgres-read-replica-routing-sveltekit/ https://verdantstack.dev/products/sveltekit-postgres-starter/docs/postgres-read-replica-routing-sveltekit/ Write/read splitting with Drizzle: separate read/write handles, lag-tolerant read classification, and REPLICA_DATABASE_URL wiring. Mon, 31 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/sveltekit-postgres-starter/docs/postgres-full-text-search-sveltekit/ https://verdantstack.dev/products/sveltekit-postgres-starter/docs/postgres-full-text-search-sveltekit/ Native Postgres tsvector + GIN full-text search over the audit log — no external search service. Mon, 31 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/sveltekit-postgres-starter/docs/jsonb-metadata-saas-audit-logs/ https://verdantstack.dev/products/sveltekit-postgres-starter/docs/jsonb-metadata-saas-audit-logs/ Flexible audit-log metadata: the text-JSON default today, the jsonb upgrade path, and @> containment queries with GIN indexes. Mon, 31 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/sveltekit-postgres-starter/docs/postgres-session-management-sveltekit/ https://verdantstack.dev/products/sveltekit-postgres-starter/docs/postgres-session-management-sveltekit/ Hashed, DB-backed, revocable sessions with Postgres — 32-byte token, sha256 at rest, 30-day expiry, revocation by row delete. Mon, 31 Aug 2026 00:00:00 GMT https://verdantstack.dev/comparison/sveltekit-postgres-vs-supabase/ https://verdantstack.dev/comparison/sveltekit-postgres-vs-supabase/ Provider-neutral Postgres with Drizzle vs managed Supabase for a multi-tenant SvelteKit SaaS — auth, RLS, pooling, realtime, storage, and lock-in. Mon, 31 Aug 2026 00:00:00 GMT https://verdantstack.dev/comparison/sveltekit-postgres-vs-nextjs-prisma/ https://verdantstack.dev/comparison/sveltekit-postgres-vs-nextjs-prisma/ Building a multi-tenant SaaS: SvelteKit server endpoints/form actions vs Next.js App Router, Drizzle vs Prisma, Postgres hosting. Mon, 31 Aug 2026 00:00:00 GMT https://verdantstack.dev/comparison/drizzle-orm-vs-prisma-sveltekit/ https://verdantstack.dev/comparison/drizzle-orm-vs-prisma-sveltekit/ SQL-first Drizzle vs Prisma's schema DSL for a SvelteKit SaaS — query API, migrations, type safety, overhead, and ecosystem. Mon, 31 Aug 2026 00:00:00 GMT https://postgres-starter.verdantstack-site.pages.dev/ https://postgres-starter.verdantstack-site.pages.dev/ Live interactive demo of the SvelteKit + Postgres Starter on Cloudflare Pages + Supabase Postgres (transaction pooler): orgs, invites, roles, seat billing, RBAC, and an append-only audit log. Sign in with dana@northwind.example / Dana-demo-2026. Mon, 31 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/sveltekit-supabase-starter/docs/architecture/ https://verdantstack.dev/products/sveltekit-supabase-starter/docs/architecture/ Thin routes to framework-free services to rbac/billing seams to supabase/client.ts — service-role vs user-scoped clients and RLS defense-in-depth. Sun, 30 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/sveltekit-supabase-starter/docs/rbac/ https://verdantstack.dev/products/sveltekit-supabase-starter/docs/rbac/ Three roles, one capability matrix, and a strict hierarchy enforced server-side at the app layer and again via Supabase Row Level Security. Sun, 30 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/sveltekit-supabase-starter/docs/billing/ https://verdantstack.dev/products/sveltekit-supabase-starter/docs/billing/ Pluggable BillingAdapter for merchant-of-record checkout, enforced at invite acceptance with seat-limit error codes. Sun, 30 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/sveltekit-supabase-starter/docs/testing/ https://verdantstack.dev/products/sveltekit-supabase-starter/docs/testing/ Twelve Vitest suites (314 tests) against an in-memory fake Supabase client — no database, no network. RLS checks via supabase start. Sun, 30 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/sveltekit-supabase-starter/docs/versioning/ https://verdantstack.dev/products/sveltekit-supabase-starter/docs/versioning/ Semantic Versioning, Keep a Changelog, and the release process for the Supabase starter. Sun, 30 Aug 2026 00:00:00 GMT https://multi-tenant-starter.verdantstack-site.pages.dev/ https://multi-tenant-starter.verdantstack-site.pages.dev/ Live interactive demo of the Multi-tenant SvelteKit Starter running on Cloudflare Pages + D1: orgs, invites, roles, seat billing, and an append-only audit log. Sign in with dana@northwind.example / Dana-demo-2026. Sun, 30 Aug 2026 00:00:00 GMT https://supabase-starter.verdantstack-site.pages.dev/ https://supabase-starter.verdantstack-site.pages.dev/ Live interactive demo of the SvelteKit + Supabase Starter on Cloudflare Pages + Supabase Postgres with RLS: orgs, invites, roles, seat billing, and an append-only audit log. Sign in with dana@northwind.example / Dana-demo-2026. Sun, 30 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/sveltekit-supabase-starter/ https://verdantstack.dev/products/sveltekit-supabase-starter/ A production-grade SvelteKit starter with Supabase: organizations, invites, roles, seat billing, audit log. PostgreSQL via Supabase with RLS defense-in-depth. Sat, 29 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/drizzle-orm-migrations-sveltekit/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/drizzle-orm-migrations-sveltekit/ Schema-first database management with Drizzle Kit: migrations, type-safe queries, and SQLite-specific considerations. Sat, 29 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/multi-tenant-database-design/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/multi-tenant-database-design/ Shared-database tenant isolation patterns: tenant_id columns, membership scoping, and when to outgrow SQLite. Sat, 29 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-session-management/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-session-management/ Server-side sessions with hashed tokens, httpOnly cookies, and database-backed revocation. Sat, 29 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-hooks-middleware/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-hooks-middleware/ Server-side request handling with hooks.server.ts: auth, sessions, and multi-tenant resolution. Sat, 29 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-testing-vitest/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-testing-vitest/ Unit tests, integration tests, and HTTP-level patterns from a 298-test suite covering auth, RBAC, invites, and rate limiting. Sat, 29 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sqlite-production-saas/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sqlite-production-saas/ When and how to use SQLite for multi-tenant applications: WAL mode, isolation, and ceiling awareness. Sat, 29 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-environment-variables/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-environment-variables/ Public vs private, static vs dynamic, .env files, Cloudflare Workers secrets, and startup validation. Sat, 29 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-error-handling/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-error-handling/ fail(), error(), redirect(), and the errorToFail mapper: typed error patterns for form actions. Sat, 29 Aug 2026 00:00:00 GMT https://verdantstack.dev/comparison/sveltekit-vs-nextjs-saas/ https://verdantstack.dev/comparison/sveltekit-vs-nextjs-saas/ Honest comparison of SvelteKit and Next.js for building SaaS: performance, pricing, developer experience, and when to choose each. Fri, 28 Aug 2026 00:00:00 GMT https://verdantstack.dev/comparison/sveltekit-starter-vs-cmsaasstarter/ https://verdantstack.dev/comparison/sveltekit-starter-vs-cmsaasstarter/ Feature-by-feature comparison of VerdantStack Multi-tenant SvelteKit Starter vs CMSaasStarter (2,362★ Supabase starter). Fri, 28 Aug 2026 00:00:00 GMT https://verdantstack.dev/comparison/multi-tenant-starter-checklist/ https://verdantstack.dev/comparison/multi-tenant-starter-checklist/ The 5 essential features every multi-tenant starter kit must have: organization isolation, RBAC, invitations, billing, and audit logging. Fri, 28 Aug 2026 00:00:00 GMT https://verdantstack.dev/bestof/sveltekit-saas-starters-2026/ https://verdantstack.dev/bestof/sveltekit-saas-starters-2026/ Compare the top SvelteKit starter kits for building multi-tenant B2B SaaS applications. Fri, 28 Aug 2026 00:00:00 GMT https://verdantstack.dev/docs/how-to-build-multi-tenant-saas-sveltekit/ https://verdantstack.dev/docs/how-to-build-multi-tenant-saas-sveltekit/ Step-by-step guide to building a production-ready multi-tenant SaaS application with SvelteKit, auth, RBAC, and billing. Fri, 28 Aug 2026 00:00:00 GMT https://verdantstack.dev/docs/sveltekit-saas-boilerplate/ https://verdantstack.dev/docs/sveltekit-saas-boilerplate/ Compare free SvelteKit starters vs production-ready kits with RBAC, billing, and audit logging. Fri, 28 Aug 2026 00:00:00 GMT https://verdantstack.dev/docs/multi-tenant-sveltekit-template/ https://verdantstack.dev/docs/multi-tenant-sveltekit-template/ How to implement organizations, role-based access control, seat billing, and audit logging in your SvelteKit B2B SaaS. Fri, 28 Aug 2026 00:00:00 GMT https://verdantstack.dev/docs/ https://verdantstack.dev/docs/ Guides, comparisons, and resources for building multi-tenant SaaS applications with SvelteKit. Fri, 28 Aug 2026 00:00:00 GMT https://verdantstack.dev/ https://verdantstack.dev/ Starters and kits for the work that doesn't make screenshots: multi-tenancy, seat billing, role-based access, audit logging. Thu, 27 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/ A production-grade multi-tenant SvelteKit starter: organizations, invitations, role-based access, seat-based billing via a merchant of record, and an append-only audit log. Thu, 27 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/ https://verdantstack.dev/products/ Every VerdantStack starter kit: the Multi-tenant SvelteKit Starter (SQLite) and the SvelteKit + Supabase Starter (Postgres). Thu, 27 Aug 2026 00:00:00 GMT https://verdantstack.dev/docs/license/ https://verdantstack.dev/docs/license/ End User License Agreement for the multi-tenant SvelteKit starter: single-seat, unlimited projects, lifetime updates + lifetime standard support, 30-day refund. Thu, 27 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-multi-tenant-auth/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-multi-tenant-auth/ How to model organizations, memberships, invites, and role enforcement in SvelteKit without database RLS — patterns that survive contact with production. Thu, 27 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-rbac-role-hierarchy/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-rbac-role-hierarchy/ Three roles with strict hierarchy enforced server-side. The capability matrix, hierarchy rules, and enforcement points. Thu, 27 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-invite-link-flow/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-invite-link-flow/ Single-use hashed invite tokens with expiry and atomic claim. Race-condition-safe by construction. Thu, 27 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/seat-billing-adapter-pattern/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/seat-billing-adapter-pattern/ Pluggable BillingAdapter interface for merchant-of-record checkout. Works from countries where Stripe isn't available. Thu, 27 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/append-only-audit-log-design/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/append-only-audit-log-design/ Audit trail design: append-only by construction, no update or delete path. Enterprise-ready from day one. Thu, 27 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-hashed-session-auth/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-hashed-session-auth/ Database-backed sessions with hashed tokens for revocation. Leaked sessions yield zero usable logins. Thu, 27 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-rate-limiting-login/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sveltekit-rate-limiting-login/ Sliding-window failed-attempt rate limiter with pre-hash blocking. Blocks floods before any scrypt work. Thu, 27 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/saas-starter-evaluation-checklist/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/saas-starter-evaluation-checklist/ Six-dimension evaluation framework for choosing a SaaS starter. Includes a 5-minute audit procedure. Thu, 27 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sell-software-without-stripe-access/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/sell-software-without-stripe-access/ Merchant-of-record options for developers in countries where Stripe isn't available. Lemon Squeezy, Paddle, Payhip compared. Thu, 27 Aug 2026 00:00:00 GMT https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/multi-tenant-starter-checklist/ https://verdantstack.dev/products/multi-tenant-sveltekit-starter/docs/multi-tenant-starter-checklist/ Production readiness checklist for multi-tenant SaaS starters covering tenancy, auth, billing, audit, testing, and deployment. Thu, 27 Aug 2026 00:00:00 GMT