The TOP 100 packages on hackage

Main.hs

module Main where

import Control.Monad (forM_)
import qualified Data.Map as M
import qualified Distribution.PackDeps as PD
import GHC.Exts (sortWith)

main :: IO ()
main = do
  ns <- PD.loadNewest
  let rs = PD.getReverses ns
      rs' = reverse . sortWith snd . map len . M.toList $ rs
  forM_ (take 100 rs') $ \(k, n) -> do
    putStrLn $ show n ++ "\t" ++ k
  where
    len (k, (_, ms)) = (k, length ms)

{-
14225   base
4782    bytestring
4217    containers
3280    text
3245    mtl
2534    transformers
2139    directory
1864    filepath
1633    time
1431    QuickCheck
1330    vector
1232    process
1151    aeson
1068    array
1042    parsec
977     template-haskell
970     unordered-containers
959     random
945     HUnit
932     network
894     deepseq
882     binary
711     lens
687     hspec
644     test-framework
638     attoparsec
631     stm
560     unix
515     utf8-string
513     data-default
499     hashable
490     http-types
478     tasty
449     test-framework-hunit
443     conduit
440     pretty
438     split
418     ghc-prim
417     old-locale
414     test-framework-quickcheck2
394     Cabal
385     cereal
369     criterion
349     resourcet
325     tasty-hunit
321     monad-control
321     exceptions
320     hsc3
315     optparse-applicative
310     cmdargs
297     semigroups
289     blaze-builder
275     wai
275     async
274     syb
271     old-time
256     HTTP
249     haskell98
244     transformers-base
242     tasty-quickcheck
242     safe
233     http-conduit
216     base64-bytestring
206     http-client
205     lifted-base
191     case-insensitive
190     doctest
186     tagged
186     primitive
182     haskell-src-exts
181     MissingH
177     gtk
177     either
176     cryptohash
174     hslogger
174     blaze-html
171     scientific
170     conduit-extra
167     GLUT
166     zlib
160     parallel
157     data-default-class
156     temporary
148     pipes
147     ansi-terminal
142     yaml
131     OpenGL
129     hsc3-lang
128     warp
128     regex-compat
128     amazonka-core
122     transformers-compat
122     system-filepath
120     regex-posix
118     network-uri
116     bifunctors
115     hxt
113     xml
112     utility-ht
109     errors
-}