Artifacts

Takes your TDEE and target intake and estimates the daily deficit and weekly weight loss.

Converts CGPA to percentage on 4.0, 5.0 or 10.0 scales, with a reverse mode and grade letters.

Canvas for mixing paint with OKLab blending, inspecting pixels and checking WCAG contrast.

Compound interest and related SIP, EMI, FD and RD calculators aimed at Indian savers.

Prices a handmade product from materials, labour, packaging and fees, then shows break-even and target price.

Scores how strong the opening line of a video script is, part of a set of 25+ YouTube SEO helpers for creators.

Builds cron schedules from minute, hour and day fields, with presets and a plain-language reading.

Six date tools in one page: date difference, duration, age, workdays and date arithmetic.

Counts the days, weeks and months between two dates.

Produces PBKDF2-SHA256 (Django) and bcrypt (Laravel) hashes of a password for database seeding.

Estimates what an appliance costs to run from its wattage, daily hours and price per kWh.

Builds email signatures from layout templates and exports them as HTML or JPEG.

Computes selling price, markup and margin from a unit cost, with a lead-selling example built in.

Retro pixel-art Pomodoro timer where finished focus sessions feed a flame character.

Compares cost per class and return across fitness class packages and memberships.

Shows the maturity amount and interest earned on a fixed deposit, with a principal-versus-interest chart.

Turns income goals, expenses and billable hours into hourly, daily and weekly rates.

French-language invoice generator with invoice number, currency and date fields.

Computes areas and volumes of triangles, circles and cylinders and converts mass, temperature and volume.

Turns a landing page description into headline, long headline and description variants for Google Ads.

Finds the number of hours and minutes between two clock times.

Resume maker for freshers that builds an ATS-friendly document without login.

Collection of US and Canada money calculators: paycheck after tax, sales tax, mortgage, credit card interest and overtime.

Projects investment growth with compound interest, monthly contributions and yearly bonuses.