The best tools
for builders
& their backers.
Community-voted, expert-curated tools that the top accelerators recommend to their portfolio founders.
Just Launched
Analytics
Statsig
Feature flagging, A/B testing, and product experimentation platform. Run experiments at scale, measure impact with statistical rigor, and ship features with confidence. Generous free tier for startups. Built by ex-Facebook engineers who scaled experimentation infrastructure to billions of users.
Legal
Middesk
Business identity and verification platform. Automates state registrations, agent of record services, and business verification for startups incorporating or expanding across states. Saves founders weeks of paperwork and helps accelerators ensure portfolio companies are properly registered before fundraising.
Fundraising
Capchase
Non-dilutive financing platform that lets SaaS startups draw down on future recurring revenue. Instead of giving up equity, Capchase advances cash against your existing ARR so you can invest in growth, extend runway, or bridge between funding rounds. A strategic tool for accelerator startups that have initial traction but want to minimize dilution.
Community Favorites
Operations
GitHub
The world's leading code hosting and collaboration platform. GitHub provides startups with version control, CI/CD through Actions, project management with Issues and Projects, and Copilot AI assistance. Free for small teams and deeply integrated into every modern developer workflow — an absolute must for any startup building software.
Communication
Slack
Channel-based messaging platform that brings team communication together. Essential for async collaboration, integrations, and keeping everyone aligned.
Operations
Figma
Collaborative interface design tool used by startup teams to prototype, design, and iterate on product UI in real time. Figma eliminates handoff friction between designers and developers with inspect mode, auto-layout, and design system support — making it indispensable for fast-moving accelerator teams shipping MVPs.
Finance
Stripe
Payment infrastructure for the internet. Accept payments, manage subscriptions, and handle all financial transactions with powerful APIs and dashboards.
Operations
Asana
Work management platform that helps teams orchestrate work from daily tasks to cross-functional initiatives.
Operations
Supabase
Open-source Firebase alternative that gives startups a full Postgres database, authentication, real-time subscriptions, edge functions, and storage — all from a single dashboard. Supabase's generous free tier and SQL-first approach make it perfect for accelerator teams building data-driven MVPs fast without vendor lock-in.
Founder Calculators
Startup Runway Calculator
How many months until the money runs out? See your exact runway, when to start fundraising, and model different scenarios.
Use Calculator →Co-Founder Equity Split
Score each co-founder across six factors and get a data-driven equity split recommendation with a visual breakdown.
Use Calculator →Dilution Simulator
Model ownership across SAFE, Seed, Series A, and Series B rounds with option pool shuffles.
Use Calculator →From the Blog
Read the blog →Cap Table Math, Explained: A Founder's Guide to Dilution
SAFEs, option pool shuffles, and compounding dilution across rounds confuse even experienced founders. Here is what actually happens to your ownership — and a calculator to model your own numbers before you sign anything.
Read more →The Operations Playbook: How Top Accelerator Portfolios Run Day-to-Day
Operations is the category founders vote for most — and the one most likely to sprawl into ten half-used tools. Here is the lean operations stack accelerator portfolios actually run on, organized by what it is for instead of what it is called.
Read more →The People Ops Stack: Hiring, Payroll & Benefits Tools for Your First 10 Hires
Most early hiring mistakes are not about who you hire — they are about the payroll, compliance, and offer-letter plumbing nobody set up first. Here's the people ops stack that gets your first 10 hires right.
Read more →The Accelerator Toolkit
Get monthly tool reviews, exclusive deals, and curated recommendations from top accelerator partners.