typelevel/frameless

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Expressive types for Spark.

Stars: 895
Forks: 135
Open beginner issues: 0
Indexed issues: 37
Avg merge: 1d 16h
Merged PRs (30d): 3

Dominant language: Scala
License: Apache-2.0
Last GitHub push: Aug 28, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted

Beginner friendly Everything

Open All

37 open issues indexed

Scala 3 builds Open

enhancement feature help wanted

Difficulty 4/5 3-5 days Newbie friendliness 35/100

typelevel/frameless#945 · Opened May 25, 2026
Encoder derivation for collection incompatible implementations for interpreted serde e.g. Seq instead of Vector Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

typelevel/frameless#804 · 1 comment · Opened Mar 20, 2024
UDF fails when subexpression elimination is used in interpreted mode Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

typelevel/frameless#803 · 1 comment · Opened Mar 14, 2024
Spark 4.0 / DBR 14.2+ - bleeding edge changes Open

enhancement feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

typelevel/frameless#787 · 11 comments · 2 reactions · Opened Jan 26, 2024
Add TypedEncoder for shapeless Record. Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

typelevel/frameless#777 · 3 comments · Opened Nov 21, 2023
Iterate over TypedColumns with evidence Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

typelevel/frameless#739 · Opened Aug 14, 2023
Add support for TypedDeltaTable Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

typelevel/frameless#727 · Opened Jun 10, 2023
AVG and KMeans tests fix Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

typelevel/frameless#717 · 1 comment · Opened Jun 1, 2023
[feature] DatasetT Open

feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

typelevel/frameless#704 · 1 comment · Opened Apr 16, 2023
4+ AgnosticEncoder support & Spark Connect Open

enhancement feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

typelevel/frameless#701 · 2 comments · 1 reaction · Opened Apr 11, 2023
Easier withColumn method Open

documentation

Difficulty 4/5 3-5 days Newbie friendliness 35/100

typelevel/frameless#453 · 3 comments · 1 reaction · Opened Oct 26, 2020
Aggregation with collectSet on empty dataset produces Null Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

typelevel/frameless#452 · Opened Oct 23, 2020
Columns of same type mixed up during grouping, select and as Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

typelevel/frameless#411 · 4 comments · 5 reactions · Opened Jan 15, 2020
Add support for chained joins Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

typelevel/frameless#385 · 14 comments · 1 reaction · Opened Jul 30, 2019
Add documentation examples for left join and right join Open

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

typelevel/frameless#367 · 1 comment · Opened Mar 3, 2019
The right way to convert a column ? Open

documentation

Difficulty 5/5 Over a week Newbie friendliness 15/100

typelevel/frameless#321 · 3 comments · Opened Sep 4, 2018
Usage of "private" Spark APIs Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

typelevel/frameless#300 · 5 comments · 1 reaction · Opened May 31, 2018
Add KeyValueGroupedDataset Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

typelevel/frameless#293 · 1 comment · Opened May 2, 2018
Use Avro as schema in TypedDataSet Open

discussion

Difficulty 5/5 Over a week Newbie friendliness 25/100

typelevel/frameless#282 · 6 comments · Opened Apr 14, 2018
Test Frameless key functionality using real-word dataset (CSV, JSON, Paraquet) Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

typelevel/frameless#280 · 2 comments · Opened Apr 14, 2018
Unexpected null equality Open

bug help wanted

Difficulty 3/5 1-2 days Newbie friendliness 30/100

typelevel/frameless#269 · 15 comments · Opened Mar 13, 2018
Optional aggregation columns shortcut the computation to an empty dataset Open

bug help wanted

Difficulty 3/5 1-2 days Newbie friendliness 45/100

typelevel/frameless#239 · 1 comment · Opened Jan 30, 2018
Type Spark’s Structured Streaming Open

enhancement help wanted

Difficulty 4/5 3-5 days Newbie friendliness 35/100

typelevel/frameless#232 · 2 comments · 3 reactions · Opened Jan 20, 2018
meta-issue: frameless-ml Open

beginner friendly help wanted

Difficulty 5/5 Over a week Newbie friendliness 20/100

typelevel/frameless#215 · Opened Nov 30, 2017
Support java.sql.Date and java.sql.Timestamp so they work just as in plain Spark datasets. Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 35/100

typelevel/frameless#205 · 4 comments · 5 reactions · Opened Nov 10, 2017
Add CI tests over a remote Spark cluster Open

beginner friendly build/process improvement

Difficulty 4/5 3-5 days Newbie friendliness 25/100

typelevel/frameless#198 · 2 comments · 1 reaction · Opened Oct 21, 2017
Named intermediate Datasets Open

enhancement feature

Difficulty 5/5 Over a week Newbie friendliness 30/100

typelevel/frameless#188 · 4 comments · 1 reaction · Opened Sep 23, 2017
Provide a way to construct a `TypedColumn` reference from a Symbol Open

enhancement feature

Difficulty 3/5 1-2 days Newbie friendliness 30/100

typelevel/frameless#186 · 8 comments · Opened Sep 21, 2017
Cannot use colMany to access anything wrapped in Option Open

feature

Difficulty 5/5 Over a week Newbie friendliness 28/100

typelevel/frameless#168 · 8 comments · 2 reactions · Opened Aug 31, 2017
Missing Columns method Open

beginner friendly feature

Difficulty 5/5 Over a week Newbie friendliness 18/100

typelevel/frameless#164 · 7 comments · 3 reactions · Opened Aug 8, 2017
Missing Dataset methods Open

beginner friendly feature

Difficulty 5/5 Over a week Newbie friendliness 35/100

typelevel/frameless#163 · 3 comments · 8 reactions · Opened Aug 8, 2017
project idea: frameless-scalacheck Open

feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

typelevel/frameless#147 · 1 comment · 2 reactions · Opened Jun 4, 2017
CodeGen fails when case class fields are reserved java keywords Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

typelevel/frameless#145 · 5 comments · 2 reactions · Opened Jun 1, 2017
Support for window functions Open

feature help wanted

Difficulty 5/5 Over a week Newbie friendliness 25/100

typelevel/frameless#136 · 3 comments · 3 reactions · Opened May 17, 2017
Unexpected behavior of Encoding of nested Options Open

discussion documentation wontfix

Difficulty 3/5 1-2 days Newbie friendliness 35/100

typelevel/frameless#109 · 8 comments · Opened Feb 5, 2017
Support for UDAF Open

beginner friendly feature

Difficulty 5/5 Over a week Newbie friendliness 30/100

typelevel/frameless#88 · 3 comments · 3 reactions · Opened Dec 12, 2016
Benchmark compilation time Open

enhancement help wanted

Difficulty 4/5 3-5 days Newbie friendliness 35/100

typelevel/frameless#78 · 1 comment · 1 reaction · Opened Nov 25, 2016

typelevel/frameless

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