nom@zaur.app

I build software and keep it running.

Apps, open-source packages and one-click deploy templates, all made and run by me. Every connection is real: an app is wired only to the packages it actually imports.

132 nodes Swipe a screenshot to flip through its screens.

P1

zaur-world

…
Reading your sky…
Live

A living ambient sky — real sun times, weather, true star positions, eclipses, and a pixel dinosaur who lives in it. Zero dependencies.

… deps …

Apps 8 Products and client work I run today

A2

Fixtar

fixtar.pl

Client work

An online shop for power tools that I built and run for a client: catalogue, checkout, payments and order handling.

Products
Synced from BaseLinker
Payments
PayU, Przelewy24
Search
@nomideusz/svelte-search
Feeds
Google Merchant

Imports svelte-search

One Zaur account Register creates it; Mail and Music sign in with it.

A3

Mail

webmail.zaur.app

A clean inbox and your own @zaur.app address.

Server
Stalwart, self-hosted
Protocol
JMAP
Includes
Calendar, contacts, files, Meet video calls
Client
Installable web app, push notifications, several accounts
Sign-in
One Zaur account for Mail, Music, Photos and Bartube

Imports svelte-calendar

Needs a Zaur address. Get one free.

A4

Register

register.zaur.app

Create your own @zaur.app email account.

Creates
A real @zaur.app mailbox
Talks to
Stalwart admin API
A5

Music

music.zaur.app

A private, self-hosted music library and radio powered by Navidrome.

Server
Navidrome, self-hosted
Client
Installable web app
Sign-in
Your Zaur account

Needs a Zaur address. Get one free.

Packages 10 Live from npm

P2

svelte-calendar

…

A themeable Svelte 5 calendar with Day and Week views — Planner and Agenda.

… deps …

P4

svelte-i18n

…

Lightweight i18n for Svelte 5 — runes-based locale state, flat JSON messages, URL-locale routing.

… deps …

P5

svelte-geometrize

…

Geometric image placeholders — triangles resolve into the real photo as it loads.

… deps …

P6

svelte-qr

…

Zero-dependency QR codes for Svelte 5 — pure TypeScript encoder, SVG output.

… deps …

P7

svelte-media

…

Image upload, processing, and S3-compatible storage for Svelte 5 apps.

… deps …

P8

svelte-scheduler

…

Booking and scheduling logic for Svelte 5 — tour slots, pricing, cancellation policies.

… deps …

P9

svelte-payments

…

Provider-agnostic payments for the booking platform — Mollie server adapter + Stripe Connect UI.

… deps …

P10

svelte-notify

…

Email notification template library for the booking platform.

… deps …

S1

simple-web-design

Agent skill

Agent skill for auditing, critiquing, and building better websites — grounded in Anthony Hobday's 15 principles of simple web design.

A8

Kino

kino.net.pl

What plays in Polish cinemas today, hour by hour, with the small studio and culture-centre cinemas first.

Covers
Cinemas across Poland, small ones first
Data
Programmes crawled every 6 hours

Imports svelte-i18nsvelte-notify

Websites 9

I have been making websites since 2000, when I was 17: by hand, from the first HTML to custom CMSes, until AI took over. The proof is this page, which Claude built with me. These are the other sites still online, a mix of client work and experiments.

W1

pikastro.eu

pikastro.eu
pikastro.eu: the "Dość beżu, czas na kolor" hero.
pikastro.eu: the interior and graphic design portfolio.
pikastro.eu: the about page.

Client work

A colourful interior design studio in Kraków, with a custom CMS: the owner edits text and photos right on the live page.

CMS
Custom, click-to-edit on the page, with edit history
Storage
Netlify Blobs, no database
Languages
Polish, English
W2

kurcz.pl

kurcz.pl: the home page with the muscle anatomy illustration.
kurcz.pl: the first-aid guide for an acute cramp.
kurcz.pl: the night cramps article.

Everything about muscle cramps: causes, first aid and prevention, as fast static pages.

Built with
Astro, no JavaScript on article pages
Covers
Causes, first aid, prevention guides
Languages
Polish, English
W3

wibroakustyka.ai

wibroakustyka.ai: the Graal acoustic chair.
wibroakustyka.ai: how vibroacoustics works.
wibroakustyka.ai: what an acoustic chair is.

Client work

Product site for the Graal vibroacoustic wellness chair.

Explains
What an acoustic chair is and how vibroacoustics works
Includes
News and the Health & Longevity Summit 2026
W4

tutitutu.pl

tutitutu.pl: the home page.
tutitutu.pl: the realisations gallery.
tutitutu.pl: a showroom realisation.

Client work

Image-first portfolio for an interior architecture studio founded in 1997.

CMS
Custom, written by hand before AI: the studio edits its own realisations
Sections
Realisations, workshop, publications, references
W5

kruk.live

kruk.live: the KRUK home page.
kruk.live: the real-time drawing board.
kruk.live: the kanban board.

Experiment

Five mini-apps live on one site: a drawing board, a kanban, pixel art, friends and a property scraper.

Inside
Draw, Kanban, Pixels, Friends, Properties
Mode
Real-time and collaborative
W6

recycling.kompi.pl

recycling.kompi.pl: the home page, where to hand in e-waste, batteries, oils and tyres.
recycling.kompi.pl: collection points in Kraków.
recycling.kompi.pl: the recycling guide.

Experiment

Where to hand in e-waste, batteries, oils and tyres, anywhere in Poland.

Data
Thousands of collection points, with a page for every city
Includes
Interactive map, city pages, a recycling guide
W7

intertechpoland.pl

intertechpoland.pl: the home page for Picarro and UGT.
intertechpoland.pl: CRDS spectroscopy.
intertechpoland.pl: gas leak detection from the air.

Client work

Equipment catalogue and industry news for the Polish representative of Picarro and UGT.

Energy
Emissions monitoring and reduction, leak detection, pipe replacement
Science
CRDS spectroscopy, lysimeters, ecotrons, plant sensors
W8

gabinet-polaczenie.pl

gabinet-polaczenie.pl: the acupuncture clinic home page.
gabinet-polaczenie.pl: the therapist at work.

Client work

Acupuncture clinic in Kraków offering treatments that complement conventional care.

Format
One page, in Polish and English
Covers
Treatments and the therapist
W9

radiobartek.com

radiobartek.com: the player page.

Experiment

Internet radio station, self-hosted on AzuraCast.

Stream
AzuraCast, self-hosted
Player
One page, one button: listen

Railway templates 104

One-click deploys, many with the admin created on first boot and nightly backups to a Railway bucket. New to Railway? Get $20 of credit (a referral link, so I may earn a commission).

AI and agents 10

  • T75

    Codewhale Codewhale coding agent, git, gh, Node, Python. Browser terminal + SSH.

    Deploy Source
  • T74

    AionUi AionUi WebUI: a password-protected cowork app for AI agents with any model

    Deploy Source
  • T73

    OpenCode Open-source AI coding agent with a browser UI, free built-in models, a real terminal and SSH.

    Deploy Source
  • T72

    Hermes Agent Hermes Agent by Nous Research on the official image: password-protected web dashboard with in-browser chat, the Telegram/Discord/Slack gateway and cron, memory and skills on a volume.

    Deploy Source
  • T67

    Langfuse 4 Langfuse v4 (web, worker, ClickHouse, Postgres, Redis) with traces in a Railway bucket and your API keys ready on first boot.

    Deploy Source
  • T61

    Laya Laya's open decision model behind TypeSafe's /v1/systemone API, so Jev SDK code runs on your own server.

    Deploy Source
  • T44

    Flowise Visual AI agent builder in queue mode — main + worker, Postgres, Redis and bucket storage.

    Deploy Source
  • T35

    LobeHub (Lobe Chat) Team AI chat with Postgres, file storage and knowledge base — sign up and go, no config.

    Deploy Source
  • T34

    Claude Code Always-on Ubuntu dev box with Claude Code, gh, Node, and Python — browser terminal and SSH, home persists.

    Deploy Source
  • T23

    Dify Ten-service AI workflow, agent, and RAG platform with pgvector and isolated code execution.

    Deploy Source

Developer and ops 10

  • T77

    Infisical Infisical secrets manager: env vars, API keys and certificates for your team and apps, with the admin created and public sign-up closed on first boot.

    Deploy Source
  • T76

    Windmill Windmill developer platform: turn Python, TypeScript, Bash and SQL scripts into flows, webhooks, cron jobs and internal apps, with a worker and a native worker, and your superadmin created on first boot.

    Deploy Source
  • T71

    Dependency-Track 5 OWASP Dependency-Track 5: upload SBOMs from CI and track known vulnerabilities, licenses and policy violations across every project, with the admin set on first boot.

    Deploy Source
  • T29

    HyperDX ClickHouse observability — logs, traces, metrics, and session replay in one UI.

    Deploy Source
  • T28

    Uptrace OpenTelemetry APM on ClickHouse — traces, logs, metrics, service graph, and alerts.

    Deploy Source
  • T27

    SvelteKit + Better Auth Starter SvelteKit 3, Better Auth, Postgres/Drizzle, i18n and email — a base to build on.

    Deploy Source
  • T22

    Evolution API + n8n WhatsApp automation stack with workflow orchestration, Postgres, and Redis.

    Deploy Source
  • T21

    n8n Queue Mode Scalable n8n with dedicated workers, webhook processing, Redis, and pgvector.

    Deploy Source
  • T17

    Appwrite Open-source backend-as-a-service — auth, databases, storage, realtime.

    Deploy Source
  • T10

    GoAlert On-call scheduling, escalations, and SMS/voice paging — PagerDuty alternative by Target.

    Deploy Source

Business 10

  • T70

    EspoCRM EspoCRM 10: contacts, accounts, leads, deals and email in one CRM, live updates over WebSocket, and the admin created on first boot.

    Deploy Source
  • T68

    Zammad 7 Zammad 7 helpdesk: email, chat and phone tickets in one inbox, full-text search on Elasticsearch, and the admin created on first boot.

    Deploy Source
  • T66

    Invoice Ninja 5 Invoice Ninja 5 on MariaDB with PDF rendering, queue worker and scheduler running from the first boot, your admin account created before the site goes public, and nightly backups to a Railway bucket.

    Deploy Source
  • T62

    ERPNext 16 ERPNext v16 with realtime updates, background jobs, automatic migrations on upgrade and nightly backups to a Railway bucket.

    Deploy Source
  • T59

    Odoo 19 Odoo 19 with prefork workers, nightly backups to a Railway bucket, and a database manager nobody can reach.

    Deploy Source
  • T45

    Medusa v2 Headless commerce backend with server + worker, Postgres and Redis — admin user created on first boot.

    Deploy Source
  • T24

    Twenty CRM Production-ready open-source CRM with a worker, Redis, Postgres, and S3 file storage.

    Deploy Source
  • T20

    Chatwoot Omnichannel customer support with Sidekiq, pgvector, Redis, and S3 attachments.

    Deploy Source
  • T9

    Dittofeed Customer engagement journeys with segments, ClickHouse, and Temporal — Customer.io alternative.

    Deploy Source
  • T8

    OpenEMR Electronic medical records and practice management — charts, scheduling, billing, portal.

    Deploy Source

Work and chat 8

  • T81

    AFFiNE AFFiNE: the open-source Notion and Miro alternative. Docs, edgeless whiteboards and databases in one workspace, with real-time collaboration, on Postgres with pgvector.

    Deploy Source
  • T80

    Fluxer Fluxer: the open-source Discord alternative. Servers, text channels, DMs, roles, file uploads and message search on your own Railway project.

    Deploy Source
  • T79

    Rocket.Chat Rocket.Chat team chat: channels, DMs, threads, video calls and integrations, with a self-initiating MongoDB replica set and the admin created on first boot.

    Deploy Source
  • T78

    Teable Teable: the open-source Airtable alternative on real Postgres, with grid, kanban, gallery and form views, real-time collaboration and an API.

    Deploy Source
  • T69

    Plane Community Plane project tracker: issues, cycles, modules and pages for your team, uploads in a Railway bucket, and the admin created on first boot.

    Deploy Source
  • T65

    Moodle 5.2 The current official Moodle 5.2 release on Postgres, installed from the command line with a generated admin password, with cron, upgrades on redeploy and nightly backups to a Railway bucket.

    Deploy Source
  • T26

    Stalwart Webmail Offline-capable, white-label JMAP webmail for self-hosted Stalwart servers.

    Deploy Source
  • T25

    Stalwart Rust mailbox server on a single volume — JMAP, IMAP, CalDAV, and a web admin.

    Deploy Source

Media and community 12

  • T64

    SUB/WAVE A personal internet radio station: an AI DJ picks tracks from your Navidrome library, talks between them and takes requests, all on one Icecast stream.

    Deploy Source
  • T19

    AzuraCast Self-hosted web radio suite — Icecast streaming, playlist automation, live WebDJ.

    Deploy Source
  • T18

    MediaCMS Open-source video platform with HLS adaptive streaming and automatic transcoding.

    Deploy Source
  • T16

    Invidious Privacy-friendly YouTube frontend with Companion and Postgres included.

    Deploy Source
  • T15

    Funkwhale Federated audio platform — stream your library, podcasts, and channels via web or Subsonic apps.

    Deploy Source
  • T14

    PeerTube Decentralized video platform — HLS transcoding, RTMP live streaming, ActivityPub federation.

    Deploy Source
  • T13

    Chevereto Self-hosted image and video sharing — albums, user accounts, moderation, direct hotlinks.

    Deploy Source
  • T12

    Owncast Self-hosted live streaming with chat — point OBS at your own Twitch-style stream page.

    Deploy Source
  • T7

    Navidrome Self-hosted music streaming with a drag-and-drop upload panel — works with any Subsonic app.

    Deploy Source
  • T6

    Pixelfed Federated photo sharing on ActivityPub — an Instagram alternative with albums and stories.

    Deploy Source
  • T5

    Audiobookshelf Audiobook and podcast server — streams to any device with progress sync across all of them.

    Deploy Source
  • T4

    TubeArchivist Self-hosted YouTube archive — subscribe to channels, download with yt-dlp, search everything.

    Deploy Source

Browsers in the cloud 10

  • T58

    Mullvad Browser Mullvad Browser in the cloud — Tor-grade anti-fingerprinting without the Tor network.

    Deploy Source
  • T57

    Ungoogled Chromium Ungoogled Chromium in the cloud — Chromium without Google services, profile persists.

    Deploy Source
  • T55

    LibreWolf LibreWolf, the privacy-hardened Firefox, in the cloud — password-gated, profile persists.

    Deploy Source
  • T53

    Vivaldi Desktop Vivaldi in the cloud, streamed to any device — password-gated, profile persists.

    Deploy Source
  • T50

    Opera Desktop Opera in the cloud, streamed to any device — password-gated, profile persists.

    Deploy Source
  • T33

    Google Chrome Desktop Chrome in the cloud, streamed to any device — password-gated, profile persists.

    Deploy Source
  • T32

    Brave Desktop Brave in the cloud, streamed to any device — password-gated, profile persists.

    Deploy Source
  • T31

    Microsoft Edge Desktop Edge in the cloud, streamed to any device — password-gated, profile persists.

    Deploy Source
  • T30

    Firefox Desktop Firefox in the cloud, streamed to any device — password-gated, profile persists.

    Deploy Source
  • T1

    Chromium A full desktop browser in the cloud, streamed to any device — sessions and extensions persist.

    Deploy Source

Desktop apps in the cloud 7

  • T56

    FileZilla FileZilla in the cloud — move files between servers over datacenter bandwidth.

    Deploy Source
  • T54

    Blender Blender in the cloud — kick off CPU renders and close your laptop.

    Deploy Source
  • T52

    Thunderbird Thunderbird in the cloud — one always-on mail client for all your accounts.

    Deploy Source
  • T51

    GIMP GIMP in the cloud — edit images from a tablet or a locked-down laptop, files persist.

    Deploy Source
  • T49

    LibreOffice Full LibreOffice suite in the cloud — edit Office files from an iPad or Chromebook.

    Deploy Source
  • T48

    VSCodium Desktop VSCodium streamed to your browser — extensions and terminals stay alive between visits.

    Deploy Source
  • T46

    Obsidian Obsidian desktop in the cloud — an always-on vault with plugins, reachable from any device.

    Deploy Source

Linux machines 9

  • T47

    Linux Terminal (Ubuntu) Ubuntu shell in the browser and over SSH — tmux sessions survive disconnects, home persists.

    Deploy Source
  • T43

    Linux Desktop Full Ubuntu XFCE desktop streamed to your browser — sudo, persistent home, password-gated.

    Deploy Source
  • T42

    Linux Desktop (KDE Plasma) Ubuntu KDE Plasma desktop streamed to your browser — sudo, persistent home, password-gated.

    Deploy Source
  • T41

    Linux Desktop (MATE) Ubuntu MATE desktop streamed to your browser — light, sudo, persistent home, password-gated.

    Deploy Source
  • T40

    Linux Desktop (i3) Ubuntu i3 tiling desktop in your browser — 150 MB idle, sudo, persistent home, password-gated.

    Deploy Source
  • T39

    Linux Desktop (LXQt) Ubuntu LXQt desktop streamed to your browser — light, sudo, persistent home, password-gated.

    Deploy Source
  • T38

    Linux Desktop (Arch) Arch Linux XFCE desktop in your browser — pacman, sudo, persistent home, password-gated.

    Deploy Source
  • T37

    Linux Desktop (Debian) Debian KDE Plasma desktop streamed to your browser — sudo, persistent home, password-gated.

    Deploy Source
  • T36

    Linux Desktop (Alpine) Alpine KDE Plasma desktop streamed to your browser — sudo, persistent home, password-gated.

    Deploy Source

Sites, games and more 28

  • T104

    Rustrak Rustrak: self-hosted error tracking that speaks the Sentry protocol. Point any Sentry SDK at it by changing the DSN, and get issues, logs, transactions and release health from one small Rust process on SQLite.

    Deploy Source
  • T103

    Oryx (SRS Stack) Oryx by the SRS team: stream from OBS over RTMP, play back as HLS/FLV, restream to YouTube, Twitch and others at once, loop videos as a 24/7 virtual live stream, and record to MP4.

    Deploy Source
  • T102

    MCSManager MCSManager, the popular multi-user game server panel: install Paper, Fabric, Forge or NeoForge from its app market and run them from a web console with file manager and schedules.

    Deploy Source
  • T101

    Opik Opik by Comet: open-source LLM tracing, LLM-as-a-judge evaluation, datasets, experiments and prompt management, on ClickHouse with an embedded Keeper, MySQL, Redis and MinIO, behind basic auth.

    Deploy Source
  • T100

    Laminar Laminar: open-source observability and evals for AI agents. OpenTelemetry tracing, evaluations, datasets and a SQL editor over your traces, on ClickHouse and Postgres.

    Deploy Source
  • T99

    T3 Code Your always-on cloud agent box: the T3 Code server with Claude Code, Codex and OpenCode preinstalled, paired to the T3 web, desktop and mobile apps.

    Deploy Source
  • T98

    Lowcoder Lowcoder: the open-source Retool alternative. Build internal tools, admin panels and dashboards on your databases and APIs with a drag-and-drop editor, on MongoDB and Redis.

    Deploy Source
  • T97

    Morphik Morphik: an open-source RAG backend for documents. Ingest PDFs, Office files and text, then search and ask questions over them through a REST API or the Python SDK, with any LiteLLM model.

    Deploy Source
  • T96

    Airweave Airweave: the open-source context retrieval layer for AI agents. Syncs Notion, Slack, GitHub, Drive and 50+ more apps into Vespa hybrid search, with Temporal workers and a password-protected gateway.

    Deploy Source
  • T95

    Activepieces Activepieces: the open-source Zapier and n8n alternative. Visual flow builder with hundreds of integrations, AI agents and MCP, on Postgres and Redis with a scalable worker service and sandboxed code steps.

    Deploy Source
  • T94

    Penpot Penpot: the open-source Figma alternative. Real-time collaborative design, prototyping, components and design tokens, with CSS/SVG inspect for developers, on Postgres and a Railway bucket.

    Deploy Source
  • T93

    Cal.com Cal.com: the open-source Calendly alternative. Public booking pages, event types, availability and Google Calendar sync, on your own Postgres.

    Deploy Source
  • T92

    Temporal Temporal: the open-source durable execution engine. Server, password-protected Web UI and Postgres with advanced visibility, schema migrations on every deploy.

    Deploy Source
  • T91

    Huly Huly: the open-source all-in-one alternative to Linear, Slack and Notion. Issue tracking, team chat, collaborative docs and planning on Postgres, Elasticsearch and a Railway bucket.

    Deploy Source
  • T90

    Formbricks Formbricks 6: the open-source Typeform and Qualtrics alternative. Link, website and in-app surveys, NPS and CSAT, with the full v6 stack (Hub, Cube, SpiceDB) and uploads in a Railway bucket.

    Deploy Source
  • T89

    Outline Outline: the fast, collaborative team wiki and knowledge base. Ready on first boot: create your workspace and sign in with a passkey, then add SSO or SMTP for teammates.

    Deploy Source
  • T88

    RAGFlow RAGFlow: the open-source RAG engine with deep document understanding. Parse PDFs, Word, slides and spreadsheets into knowledge bases, then chat with them with grounded citations, on Elasticsearch, MySQL, MinIO and Redis.

    Deploy Source
  • T87

    Documenso Documenso: the open-source DocuSign alternative. Send PDFs for signature and get them back digitally sealed, with the signing certificate and your admin account created on first boot.

    Deploy Source
  • T86

    Open WebUI + LiteLLM Open WebUI in front of a LiteLLM gateway: a ChatGPT-style workspace for your team, with models from OpenAI, Anthropic, OpenRouter and 100+ providers, virtual keys and spend tracking, on Postgres.

    Deploy Source
  • T85

    Mautic Production Email campaigns, segments and lead scoring, with the cron jobs and queue workers that actually send them.

    Deploy Source
  • T84

    Lago Production Lago usage-based billing: meter events, apply plans, credits and coupons, and issue PDF invoices on schedule — the complete stack with worker, clock and PDF renderer, admin seeded and sign-up closed.

    Deploy Source
  • T83

    OpenReplay OpenReplay session replay: watch what users did with console, network and performance data alongside, plus funnels, heatmaps and dashboards, with recordings kept on your own Railway volume.

    Deploy Source
  • T82

    Inbox Zero Inbox Zero AI email assistant for Gmail and Outlook: plain-English rules that label, archive and draft replies, plus bulk unsubscribe and digests, with your own LLM key, Postgres, Redis and built-in scheduled jobs.

    Deploy Source
  • T63

    WordPress Pro WordPress on MariaDB with a Redis object cache, nightly backups to a Railway bucket, and an admin password generated before the site ever goes public.

    Deploy Source
  • T60

    Minecraft Server A Paper server players can join minutes after deploy, run from Crafty's web panel, with nightly backups.

    Deploy Source
  • T11

    LNbits Bitcoin Lightning wallet and payments API, backed by a self-custodial phoenixd node.

    Deploy Source
  • T3

    Baby Buddy Baby tracker for caregivers — feedings, sleep, diapers, and growth on one timeline with charts.

    Deploy Source
  • T2

    Cockpit CMS Veteran API-first headless CMS — model collections, singletons, and trees, deliver over REST or GraphQL.

    Deploy Source