What is App Stack Builder?

App Stack Builder is a free AI-powered tool that helps founders and developers choose the right tech stack for their projects based on budget, app type, team size, and skill level.

What is the best tech stack for SaaS in 2026?

The best tech stack for SaaS in 2026 typically includes Next.js 16 for frontend, Supabase for database and auth, Vercel for hosting, Stripe for payments, and PostHog for analytics. App Stack Builder can generate a personalized recommendation based on your specific budget and requirements.

Is App Stack Builder free to use?

Yes, App Stack Builder is completely free to use. You can generate unlimited tech stack recommendations without any cost.

What types of apps can I build with the recommended stacks?

App Stack Builder supports various app types including SaaS applications, web apps, mobile apps, e-commerce stores, internal tools, and AI/ML products.

How much does a SaaS tech stack cost per month?

A modern SaaS tech stack can cost anywhere from $0-50/month for bootstrapped startups using free tiers, $100-300/month for growth-stage startups, to $500+/month for enterprise-ready infrastructure. App Stack Builder helps you find the best tools within your specific budget.

What is the best tech stack for solo founders?

For solo founders, we recommend Next.js + Vercel (free), Supabase (free tier), Supabase Auth (free), Stripe (pay as you go), and Plausible or PostHog for analytics. This stack can run your entire SaaS for under $50/month.

Can I export my tech stack recommendations?

Yes, you can export your tech stack recommendations as a PDF document or copy them to your clipboard. You can also share a link to your stack with others.

Background Jobs & WorkflowsFree tier

Temporal: Pricing, Features & Alternatives

Name: App Stack Builder
Availability: InStock

Temporal is a durable-execution engine for orchestrating long-running, reliable workflows across many languages (Go, Java, TypeScript, Python, .NET, PHP, Ruby, Rust). The open-source server is free to self-host; Temporal Cloud is a fully managed, usage-metered service. It suits complex, stateful, long-running orchestration.

Who it’s for: Engineering teams running long-lived business workflows across services and languages who need them to survive crashes and restarts.

Temporal at a Glance

What it is: Durable execution platform
Languages: Go, Java, .NET, PHP, Python, Ruby, Rust, TypeScript
What it runs on: Temporal Cloud or self-hosted server
How you pay: Per million Actions plus storage; no base fee
Free access: Open source; $150 Cloud credit for 90 days

Checked November 2026 against Temporal Cloud pricing, Temporal SDKs (Temporal docs).

Visit Temporal official site

Temporal Pricing Plans (2026)

Plan	Price	Highlights
Open Source (self-hosted)Popular	$0 (self-hosted)	MIT licensed · Polyglot SDKs · Durable, replayable workflows
Temporal Cloud (Pay-as-you-go)	No base fee; Actions from $50 / 1M	Fully managed · Actions from $50 per 1M · Metered active and retained storage

Pricing summary: Free · then usage-based. Always confirm current pricing on the official site.

Key Temporal Features

Open-source server under the MIT license; self-host it yourself
Temporal Cloud pay-as-you-go: no base fee, Actions from $50 per million
Active storage $0.042 per GB-hour; retained storage $0.00105 per GB-hour
$150 of free Cloud credit for 90 days
Business support from $500 a month or 10% of usage, with 2.5M Actions included
99.9% SLA, with a 99.99% high-availability option
SDKs for Go, Java, .NET, PHP, Python, Ruby, Rust and TypeScript

Pros

+Battle-tested durable execution
+Polyglot SDKs
+Handles very complex, long-running workflows
+Strong reliability guarantees

Cons

−Steep learning curve
−Self-hosting is operationally heavy
−Cloud Action-based pricing can be hard to predict

Best Temporal Alternatives

Compare all

River

Free · paid from $125/mo

Inngest

Free · paid from $99/mo

Sidekiq

Free · paid from $99/mo

Trigger.dev

Free · paid from $10/mo

BullMQ

Free · paid from $139/mo

Graphile Worker

Free

Temporal Compared

Temporal vs Inngest Temporal vs Sidekiq Temporal vs Trigger.dev Temporal vs BullMQ Temporal vs Graphile Worker Temporal vs Hatchet

Temporal FAQ

What is Temporal used for?⌄

Temporal is a background jobs & workflows tool. Durable execution platform for mission-critical workflows — code that survives crashes, retries, and restarts.

Is Temporal free?⌄

Yes — Temporal has a free tier you can start with, and paid plans for more usage and features.

How much does Temporal cost?⌄

Temporal is free to use, with usage-based pricing on some features.

What are the best Temporal alternatives?⌄

Popular Temporal alternatives include River, Inngest, Sidekiq, Trigger.dev, BullMQ. Compare pricing and features on our Temporal alternatives page.