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Block Open Source

Open Source at Block, Inc.
README.md

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  1. radiography radiography Public

    Text-ray goggles for your Android UI.

    Kotlin 883 48

  2. goose goose Public

    an open source, extensible AI agent that goes beyond code suggestions - install, execute, edit, and test with any LLM

    Rust 33k 3k

  3. quiver quiver Public

    Quiver is a collection of extension methods and handy functions to make the wonderful functional programming Kotlin library, Arrow, even better.

    Kotlin 160 11

  4. elasticgraph elasticgraph Public

    Schema-driven, scalable, cloud-native, batteries-included GraphQL, backed by Elasticsearch/OpenSearch

    Ruby 71 25

  5. kotlin-formatter kotlin-formatter Public

    A CLI and IntelliJ IDEA plugin for formatting Kotlin code, leveraging ktfmt for consistent style enforcement.

    Kotlin 47 10

Repositories

Showing 10 of 101 repositories
  • sprout Public

    A hive mind communication platform

    block/sprout’s past year of commit activity
    Rust 2 Apache-2.0 0 4 1 Updated Mar 15, 2026
  • builder-syndicate Public

    An enterprise knowledge aggregator that unifies links and internal posts so teams and individuals find what matters, stay current, and learn from each other faster.

    block/builder-syndicate’s past year of commit activity
    Kotlin 1 Apache-2.0 1 6 2 Updated Mar 15, 2026
  • client-for-vantage Public

    An SDK for interacting with the Vantage API, works with various Vantage API endpoints, provides type safety via codegen Pydantic classes and manages pagination

    block/client-for-vantage’s past year of commit activity
    Python 3 Apache-2.0 0 0 0 Updated Mar 15, 2026
  • goose Public

    an open source, extensible AI agent that goes beyond code suggestions - install, execute, edit, and test with any LLM

    block/goose’s past year of commit activity
    Rust 33,022 Apache-2.0 3,048 185 (1 issue needs help) 98 Updated Mar 15, 2026
  • example-jvm-maven Public template

    Example to bootstrap new Java Kotlin Maven Projects

    block/example-jvm-maven’s past year of commit activity
    Shell 2 Apache-2.0 2 5 9 Updated Mar 15, 2026
  • bitty-city Public

    Business process for Bitcoin withdrawals from Custodial platforms (such as Square and Cash App)

    block/bitty-city’s past year of commit activity
    Kotlin 3 Apache-2.0 1 1 10 Updated Mar 15, 2026
  • ln-invoice Public

    Parse lightning network payment requests (invoices) in Kotlin.

    block/ln-invoice’s past year of commit activity
    Kotlin 19 Apache-2.0 4 1 2 Updated Mar 15, 2026
  • fowlcon Public

    An agentic code review tool that gives PR reviewers conceptual clarity and competent backpressure against the AI-generated PR firehose.

    block/fowlcon’s past year of commit activity
    Shell 3 Apache-2.0 2 1 1 Updated Mar 14, 2026
  • frfr Public

    high-confidence document q+a system for complex docs

    block/frfr’s past year of commit activity
    Go 13 Apache-2.0 2 2 2 Updated Mar 14, 2026
  • agent-task-queue Public

    Local task queuing for AI agents. Prevents multiple agents from running expensive operations concurrently and thrashing your machine.

    block/agent-task-queue’s past year of commit activity
    Python 33 Apache-2.0 2 1 4 Updated Mar 14, 2026
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android mysql