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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 881 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 30.4k 2.8k

  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 156 10

  4. elasticgraph elasticgraph Public

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

    Ruby 66 19

  5. kotlin-formatter kotlin-formatter Public

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

    Kotlin 43 8

Repositories

Showing 10 of 89 repositories
  • kfsm Public

    Finite state machinery in Kotlin

    block/kfsm’s past year of commit activity
    Kotlin 31 Apache-2.0 1 3 4 Updated Feb 13, 2026
  • frfr Public

    high-confidence document q+a system for complex docs

    block/frfr’s past year of commit activity
    Go 10 Apache-2.0 2 2 3 Updated Feb 13, 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 30,390 Apache-2.0 2,759 252 (6 issues need help) 76 Updated Feb 13, 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 2 11 Updated Feb 13, 2026
  • cachew Public

    Cachew (pronounced cashew) is a super-fast application-level pass-through cache

    block/cachew’s past year of commit activity
    Go 13 Apache-2.0 2 7 5 Updated Feb 13, 2026
  • homebrew-tap Public
    block/homebrew-tap’s past year of commit activity
    Ruby 0 Apache-2.0 0 0 0 Updated Feb 13, 2026
  • francis Public

    A Kotlin-based CLI for A/B performance testing on Android

    block/francis’s past year of commit activity
    Kotlin 0 0 0 0 Updated Feb 13, 2026
  • builderbot Public

    Incubating experimental AI projects to operate millions of lines of code

    block/builderbot’s past year of commit activity
    Svelte 1 Apache-2.0 1 8 6 Updated Feb 13, 2026
  • aittributor Public

    AIttributor is a prepare-commit-msg hook that adds AI agent attribution to git commits

    block/aittributor’s past year of commit activity
    Rust 1 Apache-2.0 2 1 0 Updated Feb 13, 2026
  • elasticgraph Public

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

    block/elasticgraph’s past year of commit activity
    Ruby 66 MIT 19 14 (1 issue needs help) 8 Updated Feb 13, 2026
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Most used topics

android mysql