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christoph123

HN member
Joined
Tue, Jul 29, 2025, 11:36 AM UTC
HN karma
25
Public activity
37 items

About christoph123

Solofounder into productivity, effective altruism, burner culture. German in Amsterdam.

Feel free to contact me at christoph at donethat.ai

Recent public activity

  1. comment
    Comment #48613406

    Yes they should be

  2. story
    Show HN: Botacts – Phonebook of AI Bots

    Most apps on your phone could be an agent you chat with or talk to. But where are they? I put together a phonebook of these AI bots. Still scraping, will add more as we go. Know on…

  3. comment
    Comment #48537607

    A habit building app that sends money to charity if you didn't do the thing. https://app.euzoia.org

  4. comment
    Comment #48537557

    Thanks! As a German myself I couldn't resist calling it that haha

  5. comment
    Comment #48537502

    For most people, time is more valuable than money, yet we obsess over budgets and never look into time spent. I think that's because time tracking is hard and annoying, that's why …

  6. comment
    Comment #48478900

    Thanks! I think part of it is unrealistic expectations for what's normal. When you read everywhere 9/9/6 is the way to go you don't want to face your "low productivity". My brain s…

  7. story
    Show HN: AI watched my screen for a year. Weather beat sleep

    Hey HN! I wanted a time tracker accurate enough to be useful and easy enough to not require a new habit while protecting your privacy. Most trackers (RescueTime etc) only use activ…

  8. comment
    Comment #48092023

    A proactive AI that asks you for your daily goals and checks in if you're not working on them. Right now working on framing this as an RL problem to better predict when nudging is …

  9. comment
    Comment #47742593

    https://donethat.ai/vibeit A tool to estimate if you should vibe an automation/app or just buy/delegate/grind instead

  10. comment
    Comment #47699448

    I don't know... I know a few people who inherited enough money to be idle and they don't seem particularly happy with their idleness. Could of course be the social pressure we live…

  11. story
    Show HN: Beeminder for Effective Charities

    Side project that'll hopefully raise some money for charities! Behavior change research shows that putting money on the line makes it much more likely that you'll stick to your hab…

  12. comment
    Comment #47305819

    A simple PWA habit tracker that sends your money to effective charities if you don't stick with your habits https://app.euzoia.org

  13. story
  14. comment
    Comment #46939064

    I built mine with all kinds of privacy features built in: from never storing raw data to always allowing to review before sharing anything to always offering to pause, excluding ap…

  15. comment
    Comment #46937890

    A substack for 80/20 life advice and behaviour change. https://euzoia.substack.com Full project: https://euzoia.org Tried to be super low-tech: Notion, super.so, Spotify creators, …

  16. comment
    Comment #46937845

    https://donethat.ai/profile/christoph An AI based time tracker: reconstructs your day from whatever it sees you doing. Screenshot based but never stores them. https://donethat.ai/d…

  17. comment
    Comment #46598628

    Totally understand that. I’m trying everything I can to make it as secure and private as possible, see https://donethat.ai/data but can never be 100% of course. At the /compare lin…

  18. comment
    Comment #46577860

    A Substack for 80/20 life advice that gets repeated every year. We all know what to do, the idea of this is to remind us every week of one aspect of life and what best practices ar…

  19. comment
    Comment #46577556

    Still an AI time tracker that watches your screen. Currently experimenting with a proactive agent, Don, that pops up like clippy and also works over email. https://donethat.ai All …

  20. comment
    Comment #46274398

    "Intricate as this mechanism appears, numerous components have been deliberately left out to avoid complete confusion" :D

  21. comment
    Comment #46265135

    Also: A mini-tool that estimates the value of an hour of your time https://donethat.ai/time-value-calculator

  22. comment
    Comment #46265115

    A fully automated time-tracker that feeds screenshots into llms to help you spend your time where it matters to you. https://donethat.ai With lot's of built-in data privacy safegua…

  23. comment
    Comment #46171288

    Shutting down Rewind completely, limitless not available anymore in EU, UK, Brazil, Israel, South Korea, Turkey, China, won't be HIPPA compliant anymore

  24. comment
    Comment #45874061

    I am right now building a proactive coach on top of my AI work capture app. Concept is very simple: It takes a screenshot every few minutes and analyzes what you're working on. Fro…

  25. comment
    Comment #45845866

    Been living in Amsterdam and six years in still don't speak Dutch. Maybe this is the moment... How to do you ensure quality in 90 languages? Seems impossible for a one-person-show …