216,000+ customers in over 135 countries grow their businesses with HubSpot
Think CRM software is just about contact management? Think again. HubSpot CRM has free tools for everyone on your team, and it’s 100% free. Here’s how our free CRM solution makes your job easier.
Get free CRM
Auth0 Free: 25K MAUs + 5-Min Setup
Enterprise Auth, Zero Friction: Any Framework • 30+ SDKs • Universal Login
Production-ready login in 10 lines of code. SSO, MFA & social auth included. Scale seamlessly beyond free tier with Okta’s enterprise security.
Implementation of algorithm from paper 'Numerical Approximation of Option Premia in Displaced-Lognormal Heston Models' by A Dickinson. For code: click link under 'Develop' & checkout via svn or click link under Browse Code->SVN & download tarball