Feldera
Ranked 2 of 3 stream processing frameworks by recommenders
People recommend it as an incremental engine that runs on streaming data with fully incremental execution at low latency, built by researchers who work on incremental view maintenance.
People recommend it as an incremental engine that runs on streaming data with fully incremental execution at low latency, built by researchers who work on incremental view maintenance.
7 people gave an opinion
- recommend it
- 7
- criticize it
- 0
- approval share
- 100%
Recommended in 5 of 13 months
- November 2025: not recommended
- December 2025: not recommended
- January 2026: recommended
- February 2026: recommended
- March 2026: recommended
- April 2026: not recommended
- May 2026: not recommended
- June 2026: not recommended
- July 2026: recommended
- August 2026: not recommended
- September 2026: recommended
- October 2026: not recommended
- November 2026: not recommended (month in progress)
Why it doesn’t carry the badge
- 7 people recommend itNeeds 10 or more, not met.
- Nobody criticizes itNeeds 2 to 1 or better, met.
- Recommended in 5 of 13 monthsNeeds 4 or more, met.
The same three rules apply to every product, and the badge can’t be bought. How the badge works
What people say about it
The reasons people give, with the number of comments that give each one. Open a reason to read what they said.
Why people recommend it
Each mark is one comment
Fully incremental, low-latency execution
“run it on Feldera, and you'll get fully incremental execution at low latency and low cost.”
Comment from 6 Mar 2026 in “Nobody ever got fired for using a struct” “Feldera would be my modern choice as an incremental streaming engine”
Comment from 6 Feb 2026 in “TikTok's 'Addictive Design' Found to Be Illegal in Europe” Favored as a modern streaming choice
“Feldera would be my modern choice as an incremental streaming engine”
Comment from 6 Feb 2026 in “TikTok's 'Addictive Design' Found to Be Illegal in Europe” “Feldera is my favourite, though.”
Comment from 6 Feb 2026 in “TikTok's 'Addictive Design' Found to Be Illegal in Europe” Fits what people need
“is a good point in the design space”
Comment from 8 Sep 2026 in “The Dataflow Model Revisited” “seem to be exactly what I need”
Comment from 1 Jan 2026 in “The Compiler Is Your Best Friend, Stop Lying to It”
Other stream processing frameworks people recommend
The two most recommended other stream processing frameworks, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.
| Product | Recommend | Criticize | Approval | Months | Owned | Badge |
|---|---|---|---|---|---|---|
| Apache Flink | 9 | 4 | 69% | 7 | — | — |
| FelderaThis page | 7 | 0 | 100% | 5 | — | — |
| Materialize | 5 | 0 | 100% | 5 | — | — |
What people said
All 9 comments that mention it, newest first. Each links to the original comment.
“is a good point in the design space”
“its founding folks are the leading researchers/experts on IVM and it's becoming increasingly relevant for all kinds of workloads”
“run it on Feldera, and you'll get fully incremental execution at low latency and low cost.”
“Point them to us https://github.com/feldera/feldera -- we are hiring ;)”
“Feldera is my favourite, though.”
“it gives you perfect offline-online parity”
“Feldera would be my modern choice as an incremental streaming engine”
“a slew of 10-100x faster than Java equivalent stuff in the data x rust ecosystem”
“seem to be exactly what I need”
Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.