microlens VS filesystem-trees

Compare microlens vs filesystem-trees and see what are their differences.


A lightweight (but compatible with ‘lens’) lenses library (by stevenfontanella)


Traverse and manipulate directories as lazy rose trees (by kallisti-dev)
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microlens filesystem-trees
2 0
276 7
0.7% -
5.4 0.0
25 days ago almost 5 years ago
Haskell Haskell
BSD 3-clause "New" or "Revised" License BSD 3-clause "New" or "Revised" License
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.


Posts with mentions or reviews of microlens. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2022-09-03.
  • [Offer] Tutoring for Computer Science / Programming / Software Engineering topics
    2 projects | reddit.com/r/tutor | 3 Sep 2022
    I'm a software engineer with 3 years of professional experience. I worked for 2 years at Microsoft on Azure Compute and now work at Google, working on improving Google search. I am the sole maintainer of the popular open-source library microlens with 80k downloads. I've also contributed to the Koka programming language developed at Microsoft Research.
  • microlens is looking for a new maintainer
    2 projects | reddit.com/r/haskell | 8 May 2022
    microlens is a tiny van Laarhoven lenses library, mostly just copying definitions from lens and trying to avoid dependencies as much as possible. It has gained some popularity (742 package downloads in the last 30 days, vs the 1724 of the original lens).


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

We haven't tracked posts mentioning filesystem-trees yet.
Tracking mentions began in Dec 2020.

What are some alternatives?

When comparing microlens and filesystem-trees you can also consider the following projects:

data-lens - Haskell 98 Lenses

base64-bytestring - Fast base64 encoding and decoding for Haskell.

histogram-fill - Filling and manupulation with histograms

cassava-conduit - Conduit interface for cassava [Haskell]

data-lens-fd - Lenses with Functional Dependencies

fclabels - First class composable record labels for Haskell.

asn1-encoding - ASN1 Raw/BER/DER/CER reader/writer in haskell

unamb-custom - Functional concurrency with unambiguous choice, using a custom scheduler.

schedule-planner - Calculate an ideal schedule layout from a set of timeslots

type-iso - Expresses isomorphic and injective relations between types.

attoparsec-iteratee - An adapter to convert attoparsec Parsers into blazing-fast Iteratees