Killed by open sourced software. Companies that have had a significant market share stolen from open sourced alternatives.

This page summarizes the projects mentioned and recommended in the original post on /r/opensource

InfluxDB - Power Real-Time Data Analytics at Scale
Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
www.influxdata.com
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SaaSHub - Software Alternatives and Reviews
SaaSHub helps you find the best software and product alternatives
www.saashub.com
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  • litestar

    Production-ready, Light, Flexible and Extensible ASGI API framework | Effortlessly Build Performant APIs

    Litestar - Litestar has been picking up quite a lot of steam in the past year since the lead maintainer of their largest OS competitor (fastapi) seems to be unable to prioritize listening to community feedback / concerns people have over the project. You literally can't mention fastapi on this site without people bringing up litestar.

  • InfluxDB

    Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

    InfluxDB logo
  • scalar

    Beautiful API references from OpenAPI/Swagger files ✨

    Scalar - alternative to redoc that has been frantically building out the premium features that redoc's parent company charges absorbent prices for.

  • obfuscar

    Open source obfuscation tool for .NET assemblies

NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.

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Did you konow that C# is
the 10th most popular programming language
based on number of metions?