Julia v1.11 Release Notes

New language features

Language changes

Compiler/Runtime improvements

Updated GC heuristics to count allocated pages instead of individual objects ([#50144]).
A new LazyLibrary type is exported from Libdl for use in building chained lazy library loads, primarily to be used within JLLs ([#50074]).

Command-line option changes

Multi-threading changes

Build system changes

New library functions

copyuntil(out, io, delim) and copyline(out, io) copy data into an out::IO stream ([#48273]).

New library features

replace(string, pattern...) now supports an optional IO argument to write the output to a stream rather than returning a string ([#48625]).

Standard library changes

pmap now defaults to using a CachingPool ([#33892]).

Package Manager

LinearAlgebra

Printf

Profile

Random

REPL

SuiteSparse

SparseArrays

Test

Dates

Distributed

Unicode

DelimitedFiles

InteractiveUtils

Deprecated or removed

External dependencies

tput is no longer called to check terminal capabilities, it has been replaced with a pure-Julia terminfo parser.

Tooling Improvements