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Mathematical and scientific calculators with practical forms

Engineering calculations across circuits and mechanics

Scientific arithmetic, graphs and algebra tools for Windows

Find Sri Lankan places, itineraries and visitor-service directories.

AI language tutoring with conversation practice and feedback

Open source React Native starter kit for AI-assisted developers

Open source terminal coding agent built for low-cost and open-weight models.

Censorship-resistant browsing with public and personal modes

Device-side encrypted email with identity-verification options

QUIC proxy with a documented cross-platform TUN mode

Generate and manually refine cellular image masks

Preview multiple replacements across text files

Add part-of-speech and lemma information to text

AI quiz maker and live classroom game tool for teachers.

Free AI paraphrasing tool for rewriting text, sentences, and paragraphs.

Parallel video encoding with scene-level quality control

Convert Markdown slide sources into HTML, PDF, and PowerPoint

Drive product dimensions with named parameters and retain their design history

An AI file organizer that sorts local and cloud files by chat.

Circumvention VPN with smart routing and private-server support

Self-serve email API for AI agents.

Subtitle editing with waveform timing and validation rules

Graph ping responses directly in a terminal

AI tool for removing watermarks from photos and videos.