Small tools, freely yours
Things I built because I needed them. Free, fast, and private — the interactive ones run entirely in your browser. No accounts, no tracking your inputs.
In-browser tools
Base64 Encoder / Decoder
Encode or decode Base64 instantly. UTF-8 safe, URL-safe option, all in your browser.
OpenJWT Decoder
Paste a JSON Web Token to inspect its header, payload and expiry. Nothing leaves your browser.
OpenVoice AI Opportunity Calculator
Estimate the revenue a voice AI agent could add to a business — missed-call recovery and after-hours bookings.
OpenSAML Response Validator
Decode and pretty-print a SAML response, inspect assertions, attributes and timestamps.
VO → Presentation Generator
Turn a voiceover script into a clean slide deck outline. AI-assisted.
AI YouTube Summariser
Paste a YouTube link and get a clean summary and transcript. Being rebuilt for the new site.
AI Prompt Generator
Craft better prompts for any model, fast. A favourite from the old site, coming back.
AI Itinerary Planner
Plan a trip day-by-day with an AI-built itinerary. Being ported over.
UK Absence Calculator
Track the 180-day absence rule for UK residency. A handy utility returning soon.
UK Driving Theory Practice
Practice questions for the UK driving theory test. Coming back to the new site.
Full apps
Hajabarala Medley
MusicA musician’s tool — build song medleys, auto-scroll lyrics & chords, add notes, colour-code participants, and transpose any scale. AI standardises any messy chord sheet into the app format.
Cue2gether
EventsA two-screen show controller for any live event — an operator screen and a big screen, with every song, track and video cued live. Plan multi-day programmes, keep a separate soundboard per play, and run the whole thing offline from your own folder of media.