DEV3 CTC to In-Hand Salary Calculator — Source Code (React + Tailwind)

Source code of the DEV3 CTC to In-Hand Salary Calculator, an India CTC to in-hand salary calculator covering employer and employee PF, gratuity, NPS, professional tax and income tax under both regimes.

Download: buy a licence and the ZIP is waiting in Account → Downloads. Try it live: https://dev3.tech/tools/ctc-in-hand-salary-calculator shows the finished tool running.

What is in the download

• A standalone Vite + React + TypeScript + Tailwind CSS project: src/tool holds the tool, shared pieces sit beside it
• package.json with exact versions plus a lockfile, so npm ci works
• README.md (run, build, embed in Next.js or plain React) and an MIT LICENSE

What the code does

• CTC breakdown into basic, PF, gratuity, NPS and benefits
• PF on the 15,000 ceiling or full basic
• Income tax via the shared FY 2026-27 rules with a comparison to the other regime
• Professional tax presets by state

Tech stack

React 19, TypeScript, Vite, Tailwind CSS 4.

Install and customise

The How to install and How to use tabs list the steps. In short: unzip, npm ci, npm run dev, then copy the tool folder into your own app if you want to embed it.

Good to know

• A browser-only tool: there is no backend or database in the code.
• Employer policies vary; the payslip is the final word.