Leaderboards Open Source Index
GitHub

LFX Platform

Know more about LFX Platform

LFX Insights
Curated Collections

Programming Language Standard Libraries

Core open‐source libraries that provide the essential, standardized APIs and functionality as part of programming language ecosystems.

The Linux Foundation

by The Linux Foundation

・

43 projects ・ Updated 14 Mar 2025

Project
Contributors
Organizations
Software value
.NET runtime
18,543
2,741
$470M
Deno
9,437
3,099
$42M
Erlang/OTP
2,878
710
$130M
core-js
2,288
787
$3.9M
Amazon Corretto
2,024
99
$393M
GLib
1,971
211
$24M
Cats
1,471
393
$2.1M
Microsoft C++ Standard Library
1,368
258
$12M
Phobos Standard Library
1,308
212
$9.7M
DMD
1,205
214
$30M
stdlib
1,104
155
$338M
Apache Commons Lang
920
197
$4.3M
Picolibc
890
201
$19M
Elm Core
814
308
$163K
Cosmopolitan Libc
711
253
$135M
Haskell Containers
457
136
$843K
Boost Math Library
451
103
$36M
Noda Time
411
93
$2.2M
ByteString
338
115
$473K
OCaml Batteries Included
327
73
$1.5M
Toolz
325
119
$220K
Fortran Standard Library
319
56
$1.4M
vector
299
113
$446K
getrandom
289
138
$123K
BigDecimal
254
100
$431K
wasi-libc
251
113
$5.3M
Haskell Time Library
233
89
$331K
GNUstep Base Library
225
37
$12M
Haskell Unix
220
98
$71K
Ruby URI
156
62
$125K
importlib_resources
118
53
$93K
StringScanner
115
49
$127K
go-internal
80
50
$453K
Adoptium Project
0
0
$0
Agda Standard Library
0
0
$0
Go experimental projects
0
0
$0
JDK Updates
0
0
$0
Laminas Stdlib
0
0
$0
PEP 615: Support for the IANA Time Zone Database in the Standard Library
0
0
$0
Rust Libm
0
0
$0
Scala Collections Compatibility Library
0
0
$0
Text Processing Library
0
0
$0
glibc
0
0
$0
Looking for a project that’s not listed?