Portfolio Performance
portfolio-performance.infoCalculate portfolio returns from a complete transaction history
Calculate portfolio returns from a complete transaction history
Return policies with timed inventory reservations for exchanges
Convert permitted font files into webfonts with matching CSS.
Connect transaction taxes, filing and reporting to your business systems
Query real-time and forecast weather timelines for locations, selected fields and time steps.
Add entity, theme and sentiment features to financial-text research
European VAT records and filing services with a tax-letter inbox
Customer loyalty with practical controls for purchase returns and reward refunds
Combine return-pattern analysis with configurable retailer workflows
Analyze returns from imported investment histories
Tax determination, electronic invoicing and reporting connected to finance data
Connect sales channels and acquirers through a modular payment gateway
Managed AI search widget that crawls your site and returns answers with sources.
Creative production partner that turns one approved concept into every campaign adaptation as editable layers.
Check audio and video clips for AI-generated voices and get a citable verdict.
Explore portfolio weights with explicit return, risk and constraint choices
Run visual, interaction, and accessibility checks on frontend UI states in real browsers.
Turn a known web page URL into Markdown or structured content for search and language-model workflows.
Calculate returns, portfolio statistics and allocation weights in Python
Define JavaScript and TypeScript schemas that validate data and infer its types.
A shared expense list for homes, trips and other groups