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Top 4 Haskell extensible-effect Projects
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InfluxDB
InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
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NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).
Haskell extensible-effects discussion
Haskell extensible-effects related posts
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Implicit parameters vs ReaderT
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Comparing ZIO to Haskell effects libraries like Polysemy?
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Effect Zoo for Scala 3
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[ANN] effectful - an easy to use, performant extensible effects library
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[ANN] cleff - fast and consise extensible effects
- A note from our sponsor - Stream getstream.io | 20 Dec 2025
Index
What are some of the best open-source extensible-effect projects in Haskell? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | capability | 219 |
| 2 | extensible-effects | 174 |
| 3 | audiovisual | 130 |
| 4 | cleff | 109 |
Sponsored
InfluxDB – Built for High-Performance Time Series Workloads
InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
www.influxdata.com