# Third-Party Notices

Nature Collectibles (mybutterfly.org) — Semantiker GmbH

This product includes software developed by third parties. The following components are used at runtime or bundled in production assets. Full license texts are in the paths shown.

**Commercial use:** All components below permit commercial use when their license terms (attribution, notice, copyleft where applicable) are satisfied.

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## Elixir / Erlang dependencies (Hex)

| Package | Version (lock) | License | Notice file |
|---------|----------------|---------|-------------|
| b58 | 1.0.3 | **GPL-2.0** | [third-party/b58-license.txt](third-party/b58-license.txt) |
| bandit | 1.12.0 | MIT | [third-party/bandit-license.txt](third-party/bandit-license.txt) |
| bcrypt_elixir | 3.3.2 | BSD-style | [third-party/bcrypt_elixir-license.txt](third-party/bcrypt_elixir-license.txt) |
| binary | 0.0.5 | MIT | [third-party/binary-license.txt](third-party/binary-license.txt) |
| bip0173 | 0.1.2 | MIT | [third-party/bip0173-mit.txt](third-party/bip0173-mit.txt) |
| bitcoinlib | 0.4.7 | Unlicense | [third-party/bitcoinlib-unlicense.txt](third-party/bitcoinlib-unlicense.txt) |
| cc_precompiler | 0.1.11 | Apache-2.0 | [third-party/cc_precompiler-license.txt](third-party/cc_precompiler-license.txt) |
| certifi | 2.17.0 | BSD-style | [third-party/certifi-license.txt](third-party/certifi-license.txt) |
| comeonin | 5.5.1 | BSD-style | [third-party/comeonin-license.txt](third-party/comeonin-license.txt) |
| curvy | 0.3.1 | Apache-2.0 | [third-party/curvy-license.txt](third-party/curvy-license.txt) |
| db_connection | 2.10.1 | Apache-2.0 | [third-party/db_connection-apache-2.0.txt](third-party/db_connection-apache-2.0.txt) |
| decimal | 3.1.1 | Apache-2.0 | [third-party/decimal-license-txt.txt](third-party/decimal-license-txt.txt) |
| dns_cluster | 0.2.0 | MIT | [third-party/dns_cluster-license-md.txt](third-party/dns_cluster-license-md.txt) |
| ecto | 3.14.0 | Apache-2.0 | [third-party/ecto-apache-2.0.txt](third-party/ecto-apache-2.0.txt) |
| ecto_sql | 3.14.0 | Apache-2.0 | [third-party/ecto_sql-apache-2.0.txt](third-party/ecto_sql-apache-2.0.txt) |
| elixir_make | 0.9.0 | Apache-2.0 | [third-party/elixir_make-apache-2.0.txt](third-party/elixir_make-apache-2.0.txt) |
| esbuild | 0.10.0 | MIT | [third-party/esbuild-license-md.txt](third-party/esbuild-license-md.txt) |
| expo | 1.1.1 | Apache-2.0 | [third-party/expo-license.txt](third-party/expo-license.txt) |
| file_system | 1.1.1 | Apache-2.0 | [third-party/file_system-apache-2.0.txt](third-party/file_system-apache-2.0.txt) |
| finch | 0.22.0 | MIT | [third-party/finch-license-md.txt](third-party/finch-license-md.txt) |
| fine | 0.1.6 | Apache-2.0 | [third-party/fine-license.txt](third-party/fine-license.txt) |
| gettext | 0.26.2 | Apache-2.0 | [third-party/gettext-apache-2.0.txt](third-party/gettext-apache-2.0.txt) |
| h2 | 0.9.0 | Apache-2.0 | [third-party/h2-apache-2.0.txt](third-party/h2-apache-2.0.txt) |
| hackney | 4.3.0 | Apache-2.0 | [third-party/hackney-license.txt](third-party/hackney-license.txt) |
| hpax | 1.0.3 | Apache-2.0 | [third-party/hpax-license-txt.txt](third-party/hpax-license-txt.txt) |
| idna | 7.1.0 | BSD-style | [third-party/idna-license.txt](third-party/idna-license.txt) |
| jason | 1.4.5 | Apache-2.0 | [third-party/jason-license.txt](third-party/jason-license.txt) |
| lazy_html | 0.1.11 | Apache-2.0 | [third-party/lazy_html-license.txt](third-party/lazy_html-license.txt) |
| mime | 2.0.7 | Apache-2.0 | [third-party/mime-license.txt](third-party/mime-license.txt) |
| mimerl | 1.5.0 | Apache-2.0 | [third-party/mimerl-license.txt](third-party/mimerl-license.txt) |
| mint | 1.9.0 | Apache-2.0 | [third-party/mint-license-txt.txt](third-party/mint-license-txt.txt) |
| nimble_options | 1.1.1 | Apache-2.0 | [third-party/nimble_options-license-md.txt](third-party/nimble_options-license-md.txt) |
| nimble_pool | 1.1.0 | Apache-2.0 | [third-party/nimble_pool-apache-2.0.txt](third-party/nimble_pool-apache-2.0.txt) |
| oban | 2.23.0 | Apache-2.0 | [third-party/oban-license-txt.txt](third-party/oban-license-txt.txt) |
| parse_trans | 3.4.2 | Apache-2.0 | [third-party/parse_trans-license.txt](third-party/parse_trans-license.txt) |
| pbkdf2_elixir | 2.3.1 | BSD-style | [third-party/pbkdf2_elixir-license-md.txt](third-party/pbkdf2_elixir-license-md.txt) |
| phoenix | 1.8.8 | MIT | [third-party/phoenix-license-md.txt](third-party/phoenix-license-md.txt) |
| phoenix_ecto | 4.7.0 | MIT | [third-party/phoenix_ecto-license.txt](third-party/phoenix_ecto-license.txt) |
| phoenix_html | 4.3.0 | MIT | [third-party/phoenix_html-license.txt](third-party/phoenix_html-license.txt) |
| phoenix_live_dashboard | 0.8.7 | MIT | [third-party/phoenix_live_dashboard-license-md.txt](third-party/phoenix_live_dashboard-license-md.txt) |
| phoenix_live_reload | 1.6.2 | MIT | [third-party/phoenix_live_reload-mit.txt](third-party/phoenix_live_reload-mit.txt) |
| phoenix_live_view | 1.1.32 | MIT | [third-party/phoenix_live_view-license-md.txt](third-party/phoenix_live_view-license-md.txt) |
| phoenix_pubsub | 2.2.0 | MIT | [third-party/phoenix_pubsub-license-md.txt](third-party/phoenix_pubsub-license-md.txt) |
| phoenix_template | 1.0.4 | MIT | [third-party/phoenix_template-license-md.txt](third-party/phoenix_template-license-md.txt) |
| plug | 1.19.2 | Apache-2.0 | [third-party/plug-license.txt](third-party/plug-license.txt) |
| plug_crypto | 2.1.1 | Apache-2.0 | [third-party/plug_crypto-license.txt](third-party/plug_crypto-license.txt) |
| postgrex | 0.22.2 | Apache-2.0 | [third-party/postgrex-apache-2.0.txt](third-party/postgrex-apache-2.0.txt) |
| quic | 1.6.5 | Apache-2.0 | [third-party/quic-apache-2.0.txt](third-party/quic-apache-2.0.txt) |
| req | 0.6.1 | Apache-2.0 | [third-party/req-license-md.txt](third-party/req-license-md.txt) |
| ssl_verify_fun | 1.1.7 | MIT | [third-party/ssl_verify_fun-license.txt](third-party/ssl_verify_fun-license.txt) |
| stripity_stripe | 3.3.1 | MIT | [third-party/stripity_stripe-license.txt](third-party/stripity_stripe-license.txt) |
| tailwind | 0.5.0 | MIT | [third-party/tailwind-license-md.txt](third-party/tailwind-license-md.txt) |
| telemetry | 1.4.2 | Apache-2.0 | [third-party/telemetry-license.txt](third-party/telemetry-license.txt) |
| telemetry_metrics | 1.1.0 | Apache-2.0 | [third-party/telemetry_metrics-license.txt](third-party/telemetry_metrics-license.txt) |
| telemetry_poller | 1.3.0 | Apache-2.0 | [third-party/telemetry_poller-license.txt](third-party/telemetry_poller-license.txt) |
| thousand_island | 1.5.0 | MIT | [third-party/thousand_island-license.txt](third-party/thousand_island-license.txt) |
| uri_query | 0.2.0 | MIT | [third-party/uri_query-mit.txt](third-party/uri_query-mit.txt) |
| websock | 0.5.3 | MIT | [third-party/websock-license.txt](third-party/websock-license.txt) |
| websock_adapter | 0.5.9 | MIT | [third-party/websock_adapter-license.txt](third-party/websock_adapter-license.txt) |
| webtransport | 0.4.0 | Apache-2.0 | [third-party/webtransport-license.txt](third-party/webtransport-license.txt) |

Standard license texts: [STANDARD-MIT.txt](STANDARD-MIT.txt), [STANDARD-APACHE-2.0.txt](STANDARD-APACHE-2.0.txt)

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## Vendored JavaScript (assets)

| Component | License | Notice file |
|-----------|---------|-------------|
| daisyUI | MIT | [vendored-js/daisyui-MIT.txt](vendored-js/daisyui-MIT.txt) |
| topbar | MIT | [vendored-js/topbar-MIT.txt](vendored-js/topbar-MIT.txt) |
| Heroicons (SVG icons + Tailwind plugin) | MIT | [third-party/heroicons-mit.txt](third-party/heroicons-mit.txt) |

Bundled source copies: [vendored-js/](vendored-js/)

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## Fonts

Self-hosted Google Fonts subsets, licensed under **SIL Open Font License 1.1**:

[fonts/OFL.txt](fonts/OFL.txt)

Families: Anton, Bebas Neue, Black Ops One, Caveat, DM Mono, DM Sans, Fraunces, Lora, Orbitron, Playfair Display, Russo One, Source Serif 4, Special Elite, Syne.

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## Copyleft note (GPL-2.0)

`b58` is a transitive dependency of `bitcoinlib` (BBLU crypto payment rail). GPL-2.0 allows commercial use but imposes copyleft obligations when the combined work is **distributed**. Consult legal counsel for your deployment model (hosted SaaS vs. shipping release artifacts).

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## Paid collectibles — license summary

| Concern | Status |
|---------|--------|
| Commercial use of OSS stack | Permitted (MIT / Apache-2.0 / BSD / Unlicense / OFL) |
| Selling digital card packs via Stripe | Permitted by OSS licenses; Stripe ToS applies separately |
| Card artwork (OpenAI-generated) | Governed by OpenAI API terms, not listed here |
| Gambling / consumer regulation | Not covered by software licenses; see Terms of Use and Disclaimer on the site |

Generated from `mix.lock` on 2026-06-27.