---
# This file is licensed under the MIT License (MIT) available on
# http://opensource.org/licenses/MIT.

layout: devdoc-category
id: developer-reference
breadcrumbs:
  - bitcoin
  - dev docs
  - dev docs reference
show_fragments: true
show_toc: true
---

<div class="toccontent-block toccontent-intro" markdown="block">
{% include_absolute _data/devdocs/{{page.lang}}/references/intro.md _data/devdocs/en/references/intro.md %}
</div>

<div class="toccontent-block boxexpand expanded" markdown="block">
{% include_absolute _data/devdocs/{{page.lang}}/references/block_chain.md _data/devdocs/en/references/block_chain.md %}
</div>

<div class="toccontent-block boxexpand expanded" markdown="block">
{% include_absolute _data/devdocs/{{page.lang}}/references/transactions.md _data/devdocs/en/references/transactions.md %}
</div>

<div class="toccontent-block boxexpand expanded" markdown="block">
{% include_absolute _data/devdocs/{{page.lang}}/references/wallets.md _data/devdocs/en/references/wallets.md %}
</div>

<div class="toccontent-block boxexpand expanded" markdown="block">
{% include_absolute _data/devdocs/{{page.lang}}/references/p2p_networking.md _data/devdocs/en/references/p2p_networking.md %}
</div>

<div class="toccontent-block boxexpand expanded" markdown="block">
{% include_absolute _data/devdocs/{{page.lang}}/bitcoin-core/api-intro.md _data/devdocs/en/bitcoin-core/api-intro.md %}
</div>