2026q3 Nimble

ift-ts:nim:ift:2026q3-nimble

Description

This commitment comprises advancing Nimble as a robust replacement for Nimbus build system while enhancing its overall functionality. In Q3 we will continue the Nimble 1.0.0 track and migrate remaining HTTP download paths toward Chronos.

Task List

Nimble 1.0.0

• fully qualified name: ift-ts:nim:ift:2026q3-nimble:nimble-1.0.0
• owner: Juan
• status: done
• start-date: 2026/07/01
• end-date: 2026/09/29

Description

All the relevant information can be found in this GitHub issue. This remains the short-term roadmap for replacing pieces of the Nimbus build system bit by bit while improving Nimble overall.

Deliverables

• nimble#1838 fix #1837: honor locked package URLs during installation
• nimble#1834 Bridges PubGrub into nimble for error messages. When SAT fails PubGrub kicks in and explains the error.
• nimble#1836 Fix dependency feature lists in declarative parser and SAT resolution (fixes #1832)
• nim-lang/nimble#1830 Don’t report a SAT search that ran out of budget as unsatisfiable
• nim-lang/nimble#1828 Let nimble list filter versions by a version range
• nim-lang/nimble#1826 Let nimble list look up packages by name
• nim-lang/nimble#1824 Add standalone PubGrub version solver library.
• nim-lang/nimble#1823 Keep lock upgrades consistent with the solution they merge into. Allow
• nim-lang/nimble#1822 Fold nimble upgrade into nimble lock --refresh
• nim-lang/nimble#1821 Adds --refresh flag
• nim-lang/nimble#1820 Implements global refresh
• nim-lang/nimble#1819 Refresh every globally known package with nimble refresh -g
• nim-lang/nimble#1817 Fixes win ci
• nim-lang/nimble#1813 Adds capabilities to nimble refresh
• nim-lang/nimble#1811 Fix/unsatisfiable message crash
• nim-lang/nimble#1810 Adds install deps. Fixes #1796
• nim-lang/nimble#1809 Lock implies setup. Fixes #179
• nim-lang/nimble#1798 Prefer the root’s pinned special version when resolving a special-ver…
• nim-lang/nimble#1788 Fixes #1738: collects user’s info before opening gh session
• nim-lang/nimble#1792 Makes it so special versions get a distinct cache key
• nim-lang/nimble#1787 Same special version twice should not warn
• nim-lang/nimble#1784 Fixes #1779
• nim-lang/Nim#26011 Update Nimble Commit to version 0.24.1
• nim-lang/nimble#1776 Bump 0.24.1
• nim-lang/nimble#1774 Fixes #1768
• nim-lang/nimble#1773 fix: SIGSEGV in version discovery under gcc-14 LTO on Nim <= 2.2 (#16…
• nim-lang/nimble#1772 Moves sat-retry outside Except blog to avoid crash in old Nim versions
• nim-lang/nimble#1771 fix: clear stale solvedPkgs in solveLocalPackages so withNimBinFallba…
• nim-lang/nimble#1770 Use BearSSL only, drop OpenSSL dependency from the binary
• nim-lang/nimble#1769 Fix #1717
• Released Nimble 0.24.0.
• nim-lang/nimble#1766 Bump 0.24.0
• nim-lang/nimble#1764 develop —with-dependencies vendors nim when the lock file pins it
• nim-lang/nimble#1762 fixes nimble lock emitting empty url/checksum for develop dependencies
• nim-lang/nimble#1761 fixes #1758: build Nim from source when the .tar.xz binary can’t be extracted
• nim-lang/nimble#1760 fixes #1757: detect system Nim on layouts without a nim.nimble
• nim-lang/nimble#1759 Fix binary workflow
• nim-lang/nimble#1757 Nimble won’t detect system Nim
• nim-lang/nimble#1758 nimble install nim should not require xz-utils
• nim-lang/nimble#1755 fixes #1752 set psInstalled for packages read from pkgs2
• nim-lang/nimble#1753 Adds semver pre-release version ordering and parsing support
• nim-lang/nimble#1751 Introduces resolver:min|max version selection
• nim-lang/nimble#1750 fix: extract Nim .tar.xz with tar when unxz is absent
• nimble#1850 Point the init wizard’s package-type link at the Nimble guide (#1835)
• nimble#1852 Fix selective lock refresh to preserve compatible pins (fixes #1849)
• nimble#1848 Don’t abort the package-list refresh on the first unreachable mirror fixes #1845
• nimble#1847 Fix lock checksum mismatches: skip Nim’s bundled nimble, hash untrack…
• nimble#1846 Bump chronos to 536169b4 to fix SIGSEGV on Windows i386 (fixes #1829)
• nim-lang/nimble#1867 Bump version 0.26.0
• nim-lang/nimble#1866 Stop tracking .claude/ local Claude Code config
• nim-lang/nimble#1864 Explain missing packages, drop the duplicate resolution error
• nim-lang/nimble#1863 Re-solve when a requirement moves onto a commit pin instead of keeping the old release
• nim-lang/nimble#1861 Stop re-prompting to download a Nim that is already in the binaries dir (fixes #1855)
• nim-lang/nimble#1859 Make nimble dump read-only: never install Nim (fixes #1857)
• nim-lang/nimble#1858 Update copyright to new files introduced since the Nim team took over.
• nim-lang/nimble#1876 Read a develop dependency’s revision from git, not from a stale nimblemeta.json
• nim-lang/nimble#1875 Let --refresh --offline upgrade from the caches instead of failing
• nim-lang/nimble#1874 Say which dependencies have newer versions waiting after a no-op command
• nim-lang/nimble#1873 Report the versions in use against the newest known, not the cache against itself
• nim-lang/nimble#1871 Insert nimble add requirements next to the existing ones
• nim-lang/nimble#1870 Let plain nimble lock reuse installed packages the way install does
• nim-lang/nimble#1869 Resolve a newly added requirement without relocking everything else
• nim-lang/nimble#1868 Honour --refresh when installing Nim from the binaries dir
• Released Nimble 0.26.0

Chronos HTTP downloads

• fully qualified name: ift-ts:nim:ift:2026q3-nimble:chronos-http-downloads
• owner: Constantine/Juan
• status: done
• start-date: 2026/07/01
• end-date: 2026/07/07

Description

• Migrate the remaining Nimble HTTP download paths to Chronos.
• Remove dependency on asyncdispatch / OpenSSL where possible so Nimble can run on Windows without requiring OpenSSL DLLs.

Deliverables

• nim-chronos#728 Adds Win32 CI with test bug
• nim-lang/nimble#1746 Replace asyncdispatch with Chronos
• status-im/nim-chronos#698 perf(http): cut per-request allocs (buffer memset, header keys, empty tables