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.
Analytics
June.so
Product analytics built specifically for B2B SaaS startups. June auto-generates key reports — activation funnels, retention cohorts, feature adoption, and company-level analytics — from your Segment data with zero configuration. Unlike heavyweight tools, June gives accelerator teams instant answers about which companies are engaged and who's about to churn.
Community Favorites
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.
Communication
HubSpot CRM
Free CRM platform that gives startups a complete view of their sales pipeline, customer interactions, and marketing performance. HubSpot's free tier is remarkably generous — contact management, deal tracking, email templates, meeting scheduling, and basic reporting. For accelerator teams managing investor relationships and early customers simultaneously, it's a no-brainer.
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 →From Batch to Network: 5 Accelerators Solving the Alumni Engagement Problem
How programs keep 500+ alumni founders active through deal flow sharing, peer mentorship structures, knowledge platforms, and anchor events. Five models from accelerators that cracked alumni engagement.
Read more →Metrics That Matter: What LPs Actually Want in Your Quarterly Report
Portfolio-level KPIs like TVPI, DPI, and follow-on rate, what to include vs what to skip, and how top accelerators structure their LP updates. A practical guide to reporting that builds LP trust.
Read more →Build vs Buy: When Your Accelerator Needs a Custom Founder Portal
The tipping point where Notion + Airtable breaks down, what to look for in off-the-shelf platforms, and the hidden cost of building in-house. A practical decision framework for accelerator operators.
Read more →The Accelerator Toolkit
Get monthly tool reviews, exclusive deals, and curated recommendations from top accelerator partners.