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Bloomberg sits at the intersection of high-availability, low-latency, and large-scale computing. We have a long track record of contributing to open source software to build infrastructure and applications that address the unique technical constraints we face in the finance industry

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Our open source engagement promotes rapid innovation across all aspects of our organization. Interested in learning more? Want to develop software for the world’s most trusted information network for financial professionals? Check out our open roles.

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  1. A modern high-performance open source message queuing system

    C++ 3.2k 192

  2. Memray is a memory profiler for Python

    Python 15.2k 458

  3. A small, fast, pure JavaScript type-stripper that uses the official TypeScript parser.

    TypeScript 939 19

  4. Build complex CLIs with type safety and no dependencies

    TypeScript 1.1k 26

  5. 🔍 🐍 Like pstack but for Python!

    C++ 1.2k 72

  6. Powerful multi-threaded coroutine dispatcher and parallel execution engine

    C++ 637 106

Repositories

Showing 10 of 217 repositories

  • pushiko Public

    A JVM library for sending push notifications via Apple Push Notification service (APNs) and Firebase Cloud Messaging (FCM).

    bloomberg/pushiko's past year of commit activity

    Kotlin

    8

    Apache-2.0

    3 0 7

    Updated Aug 18, 2026

  • comdb2 Public

    Bloomberg's distributed RDBMS

    bloomberg/comdb2's past year of commit activity

  • causal-ts Public

    Causal Discovery for Time Series

    bloomberg/causal-ts's past year of commit activity

    Python

    12

    GPL-3.0

    5 0 4

    Updated Aug 18, 2026

  • blazingmq Public

    A modern high-performance open source message queuing system

    bloomberg/blazingmq's past year of commit activity

  • bde Public

    Basic Development Environment - a set of foundational C++ libraries used at Bloomberg.

    bloomberg/bde's past year of commit activity

  • amqpprox Public

    An AMQP 0.9.1 proxy server, designed for use in front of an AMQP 0.9.1 compliant message queue broker such as RabbitMQ.

    bloomberg/amqpprox's past year of commit activity

    C++

    84

    Apache-2.0

    20 5 1

    Updated Aug 18, 2026

  • rmqcpp Public

    A batteries included C++ RabbitMQ Client Library/API.

    bloomberg/rmqcpp's past year of commit activity

    C++

    106

    Apache-2.0

    31 10 4

    Updated Aug 18, 2026

  • selekt Public

    Android and JDBC SQLite library with encryption and SQLite-aware connection pooling.

    bloomberg/selekt's past year of commit activity

    Kotlin

    58

    Apache-2.0

    8 1 15

    Updated Aug 18, 2026

  • pystack Public

    🔍 🐍 Like pstack but for Python!

    bloomberg/pystack's past year of commit activity

  • bloomberg/llama_index's past year of commit activity

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