lenses VS dependent-map

Compare lenses vs dependent-map and see what are their differences.

lenses

A library for functional lenses in Haskell (by jvranish)

dependent-map

Dependently-typed finite maps (partial dependent products) (by obsidiansystems)
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lenses dependent-map
- 1
14 61
- -
0.0 0.0
almost 6 years ago over 1 year ago
Haskell Haskell
BSD 3-clause "New" or "Revised" License LicenseRef-OtherLicense
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.

lenses

Posts with mentions or reviews of lenses. We have used some of these posts to build our list of alternatives and similar projects.

We haven't tracked posts mentioning lenses yet.
Tracking mentions began in Dec 2020.

dependent-map

Posts with mentions or reviews of dependent-map. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2021-10-02.
  • Monthly Hask Anything (October 2021)
    7 projects | /r/haskell | 2 Oct 2021
    Are there any clever ways to abstract the reallyUnsafePtrEquality traversal trick (as found e.g. here). Integrating it into something like uniplate was the only real idea I had, but I'm sure the overhead there would more than negate the saved allocations.

What are some alternatives?

When comparing lenses and dependent-map you can also consider the following projects:

aeson-qq - JSON quasiquoter for Haskell

d10 - Digits 0-9

scientific - Arbitrary-precision floating-point numbers represented using scientific notation

dependent-state

discrimination - Fast linear time sorting and discrimination for a large class of data types

critbit - A Haskell implementation of crit-bit trees.

holmes - A reference library for constraint-solving with propagators and CDCL.

hierarchy

stdio - Haskell Standard Input and Output

relevant-time - relevant times useful for looking forward or backward in time from a time-anchor

code-builder - Packages for defining APIs, running them, generating client code and documentation.

conffmt - language-conf - .conf (e.g. nginx configuration) parsers and pretty-printers for the Haskell programming language.