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softwaremill/magnolia

Easy, fast, transparent generic derivation of typeclass instances

implicit-search scala datatypes typeclasses typeclass generic-derivation typeclass-derivation magnolia-derivation generic-programming derives-typeclasses

564 88 44

scala-hamsters/hamsters

A mini Scala utility library

Scala (JVM): 2.11 2.12

Scala.js: 0.6

union-types hlist error-handling minimal typeclass validation enums monad-transformers functional-programming scala

262 25 12

erikerlandson/coulomb

coulomb: unit analysis for Scala

Scala (JVM): 2.13

Scala.js: 1.x

numeric scala unit-quantity type-safety avro-schema units-of-measure typeclass configuration unit-conversion dimensional-analysis unit-analysis pureconfig typechecking static-types configuration-management refined units typelevel

108 6 7

vpavkin/dtc

Provides type classes for datetime values. Works both on JVM & ScalaJS.

Scala (JVM): 2.11 2.12 2.13

Scala.js: 0.6 1.x

datetime scalajs scala typeclass

41 6 3

dmytromitin/auxify

Introduces macro/meta annotations @ aux, @ self, @ instance, @ apply, @ delegated, @ syntax and String-based type class LabelledGeneric

Scala (JVM): 2.10 2.11 2.12 2.13

scalafix scala macros code-generation typelevel-programming typeclasses extension-methods metaprogramming typeclass simulacrum scalameta dependent-types shapeless semanticdb

21 2 2

laserdisc-io/log-effect

A simple macro-less logging typeclass with some common backends

Scala (JVM): 2.11 2.12 2.13

cats logging zio tagless-final mtl functional-programming scala typeclass fs2

17 4 4

afsalthaj/safe-string-interpolation

A type driven approach to string interpolation, aiming at consistent, secure, and only-human-readable logs and console outputs !

Scala (JVM): 2.12 2.13

typesafety macros typeclass string automatic interpolation derviation functional-programming string-manipulation scala logging fp

14 5 4

tmccarthy/bfect

Some bifunctor IO typeclasses

Scala (JVM): 2.12 2.13

cats typeclass zio bifunctor functional-programming scala

12 0 1

ctongfei/poly-algebra

Generic math programming and algebraic typeclass abstractions for Scala

Scala (JVM): 2.11 2.12

scala typeclass algebra

9 0 1

data-tools/big-data-types

A library to transform Scala basic and product types into SQL types and Schemas from different database. Any implemented type gets automatically methods to convert it into the rest of the types and vice versa. For example, an Spark Schema can be transformed into a BigQuery table.

Scala (JVM): 2.12 2.13 scala3