Startup SaaS stack
A reference stack for early-stage SaaS: product, code, tracking, support, sales, and coordination with tools that stay readable.
- Selection
- 7 tools
- Target budget
- $172 per month
- Profile
- Structuring business stage
Which tool does what?
Repo
GitHub
Standard for code, technical issues, and dev collaboration.Deployment
Vercel
Fast previews, clean deployments, low friction.Product
Linear
Short roadmap, bugs, and product cycles without bloat.Product analytics
PostHog
Events, funnels, replay, and feature flags in one place.Support
Intercom
Keep if customer conversations truly feed the product.
SalesPipedrive
Enough for founder-led sales before a full CRM suite.
PaymentStripe
Subscriptions, payments, and SaaS billing.
Why these tools together?
An early-stage SaaS stack should make learning fast. The goal is not to have the best tool in each category, but a coherent chain: build, deploy, measure activation, talk to users, sell, and decide what to do next.
A good fit if…
Early-stage SaaS, commercial MVP, small product team, or technical founder.
Look elsewhere if…
You are already scaling with a data team, multi-level support, sales ops, and advanced security constraints.
Close product and feedback loop
GitHub/Vercel ship fast, Linear organizes decisions, Intercom brings customer voice back.
Measure activation
PostHog should track a few critical events, not become a data attic.
Sell without enterprise CRM
Pipedrive is enough while sales is founder-led and deals are counted in dozens.
What should you budget?
- Pipedrive$17
- StripeUsage-based
The target budget is the recommended starting envelope. The list price adds up each core tool's first paid plan, excluding 1 tool without a fixed price. Optional tools are not included.
What to watch out for
Buying a scale-up stack too early: full CRM, multiple analytics tools, heavy support, advanced PM tooling, and several paid AIs.
Copied scale-up stack
Datadog, HubSpot, Segment, Mixpanel, and heavy support too early can cost more than they teach.
Too many events
If nobody reads the event, do not track it. Three useful metrics beat fifty dead ones.
Decorative roadmap
Linear should not become a showcase. It should hold product decisions that truly change the week.
Stable activation
When activation is understood, invest in onboarding, lifecycle email, and experimentation.
Recurring support
Intercom becomes central when conversations feed product, churn, and upsell.
Founder pipeline saturated
That is the signal to structure sales ops. Before that, avoid full HubSpot.
Questions to ask yourself
Do you track product activation before vanity metrics?
No → PostHog should first track the first value moment, not 40 events.
Is your CRM more advanced than your sales volume?
Yes → Pipedrive is often enough while founders still manage deals.
Have you separated support, feedback, and roadmap?
No → start simple: support in Intercom, product decisions in Linear or Notion.
