HVAC Superheat & Subcooling Calculator (Refrigerant Charge)

Indiamart Gst Profit Calculator

ochre_quest/indiamart-gst-profit-calculator

This Apify actor scrapes wholesale product listings from IndiaMart and calculates true profit margins by factoring in GST rates, shipping costs to Bangalore, and e-invoicing compliance costs for businesses with ₹10cr+ Annual Aggregate Turnover (AATO) under 2025 regulations.

Remove vocals from songs or extract them with Meta's Demucs AI. Get a clean instrumental (karaoke) track and an a cappella vocal track, or split music into vocals, drums, bass and other instruments. MP3, WAV, FLAC or M4A out, from audio or video files.

Holiday and Business-Day Calculator

c4m3r0n808/holiday-business-calculator

Calculate business days and deadline shifts across borders without a spreadsheet. Get public holidays for any of ~100 countries, count working days in a range, and roll a due date past weekends and holidays. Built for logistics, compliance, and ops teams working in markets beyond the US and UK.

Compound Interest and Savings Growth Calculator

mangudai/compound-interest-savings-calculator

Project savings growth with compound interest and regular contributions. Get a full period-by-period schedule of balance, contributions, and interest, or a summary per scenario. Runs offline with exact decimal math, no API key. Compound daily to yearly and compare multiple plans.

Compute a full Human Design bodygraph from a birth date, time & timezone: Type, Strategy, Authority, Profile, Definition, Centers, Channels, and Incarnation Cross gates. Uses a pure-JS ephemeris (astronomy-engine) - no external calls. Batch-friendly.

Subnet and CIDR Calculator

mangudai/subnet-cidr-calculator

Calculate subnet masks, CIDR blocks and host ranges offline for IPv4 and IPv6. Get the netmask, wildcard mask, network and broadcast address, first and last usable host, and address counts. Split networks into subnets, list hosts, test if an IP is in range, or turn an IP range into CIDR blocks.

A/B test significance, t-tests, ANOVA, chi-square, correlation, linear and logistic regression, sample size and more, with plain-language results, effect sizes, assumption checks and charts. From numbers, CSV, Excel, Google Sheets or an Apify dataset. Checked against R. For AI agents.

Scrape products, prices, discounts, stock, EAN and categories from estilos.com.pe (Peru). Whole catalog, categories or keywords. Clean normalized output.

Plan optimal delivery and service routes for one or more vehicles with Google OR-Tools: capacities, time windows, working hours, pickups and deliveries, skills. Stops from a list, CSV, Google Sheets or Google Maps Scraper results. Maps, times, Google Maps links. For AI agents.