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Here's some relevant open-source repositories I've created or contributed to:

• libgotftp and hooktftp
  • Hook based TFTP server used for booting LTSP thin clients
  • Initially I created this project just to learn Go by porting puavo-tftp
• Rust projects
  • rt – Instant ZSH autocompleter for npm package.json scripts and other task runners
    • I personally use this daily 😁
  • multip – Multiprocess init for containers with zombie process reaping etc.
• WPGraphQL ecosystem contributions (PHP, WordPress)
  • Core contributions
  • wp-graphql-polylang
  • wp-graphql-offset-pagination
  • wp-graphql-cache
  • wp-graphql-lock
• Findkit UI
  • The open-source UI library used by findkit.com customers
  • The documentation is live here
  • Preact and TypeScript. Tested with Playwright.
• underscore.string
  • Underscore.js extension
  • One of my earliest open-source projects, released in 2010.
  • Still gets almost 2M downloads per week on npm 🤯
• Hyppykeli
  • Weather forecast and observations service used by most skydivers in Finland
  • Live at https://hyppykeli.fi/
  • Fully client-side app without any backend
  • Uses Preact and JSDoc based TypeScript checking
  • "No build" to avoid dependency and build system rot
  • First version was released back in 2013 when the Finnish Meteorological Institute released their open data API. The app has seen multiple rewrites since then.
• metar.js
  • Parser for METAR weather reports issued by airports
  • Eg. parses messages like EFJY 171950Z AUTO 27006KT 220V310 9999 FEW012 SCT015 BKN060 13/12 Q1006 to JSON
  • Used by hyppykeli
• React Zorm
  • TypeScript form library for React with full type safety

For my work history check out my LinkedIn profile.