BT Bloomberg L.P. (FIGI Registration Authority) · Market & fundamentals data
Bloomberg's subscription workstation for market data, news, analytics, messaging and execution, with Excel integration and the BLPAPI library for C++, Java, .NET and Python
Proprietary Paid Enterprise Local Nov 2, 2026BR Bluebeam, Inc. (Nemetschek Group) · Construction estimating & quantity surveying
PDF markup, measurement and collaboration software for construction documents, with a Windows desktop app plus web and mobile companions
Proprietary Paid Enterprise Local Nov 2, 2026IB Interactive Brokers LLC · Financial analysis & investing
In-depth entry Programmatic trading and market-data access to Interactive Brokers accounts through the TWS API, the REST-based Web API and FIX
Proprietary Usage-based Paid Local RedirectedP ConstructConnect · Construction estimating & quantity surveying
Windows digital takeoff and estimating software from ConstructConnect that measures quantities on plans and prices them through assemblies and Excel
Proprietary Paid Local Nov 2, 2026Q QuantConnect Corporation · Financial analysis & investing
In-depth entry Algorithmic trading platform built on the open-source LEAN engine, with cloud backtesting, research notebooks and brokerage-connected live trading
Apache-2.0 Freemium Paid Local Nov 2, 2026V Oleg Polakow · Financial analysis & investing
Python library for vectorized backtesting and portfolio analysis built on pandas, NumPy and Numba, with a commercial PRO edition
Apache-2.0 WITH Commons-Clause Free Paid Local Nov 2, 2026