# Runa Open Source Startup Index

We publish top trending open-source by their GitHub repos’ star growth since 2020 and call it the Runa Open Source Startup (ROSS) Index

Page: <https://rssamplifier.com/rossindex-substack-com>  
Feed: <https://rssamplifier.com/rossindex-substack-com.md>

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## [Top trending OSS startups in Q2 2026](https://rossindex.substack.com/p/top-trending-oss-startups-in-q2-2026)

_2026-07-09 · Eugene Chernyavsky_

Runa Open Source Startup (ROSS) index is a regular ranking of early-stage open-source startups, based on their GitHub star growth rate in the last quarter.

## [The Runa ROSS Index — Q1 2026 Edition](https://rossindex.substack.com/p/the-runa-ross-index-q1-2026-edition)

_2026-04-30 · Eugene Chernyavsky_

The quarter the curve bent: agents go viral, skills become products, and 1,000 stars stop meaning what they used to

## [Top trending OSS startups in 2025](https://rossindex.substack.com/p/top-trending-oss-startups-in-2025)

_2026-02-20 · Eugene Chernyavsky_

Annual ROSS Index featuring top open-source startups ranked by the highest growth rates across any 90-day observation window in 2025.

## [Top trending OSS startups in Q3 2025](https://rossindex.substack.com/p/top-trending-oss-startups-in-q3-2025)

_2025-10-23 · Konstantin Vinogradov_

Runa Open Source Startup (ROSS) index is a regular ranking of early-stage open-source startups, based on their GitHub star growth rate in the last quarter.

## [Top trending OSS startups in Q2 2025](https://rossindex.substack.com/p/top-trending-oss-startups-in-q2-2025)

_2025-07-18 · Konstantin Vinogradov_

Runa Open Source Startup (ROSS) index is a regular ranking of early-stage open-source startups, based on their GitHub star growth rate in the last quarter.

## [Top trending OSS startups in Q4 2024](https://rossindex.substack.com/p/top-trending-oss-startups-in-q4-2024)

_2025-01-27 · Konstantin Vinogradov_

Runa Open Source Startup (ROSS) index is a regular ranking of early-stage open-source startups, based on their GitHub star growth rate in the last quarter.

## [Top trending OSS startups in Q3 2024](https://rossindex.substack.com/p/top-trending-oss-startups-in-q3-2024)

_2024-11-01 · Konstantin Vinogradov_

Runa Open Source Startup (ROSS) index is a regularly updated ranking of early-stage open-source startups, based on their GitHub star growth rate in the last quarter.