diff --git a/README b/README
index 2ebbe23df..f8f4236ce 100644
--- a/README
+++ b/README
@@ -61,8 +61,8 @@ For building Lumiera, you'll need:
  * https://gtkmm.gnome.org/en/[gtkmm]
  * https://cgit.freedesktop.org/xorg/lib/libXv[libXv]
  * https://wiki.gnome.org/Projects/LibRsvg[lib rSVG]
- * https://git.lumiera.org/?p=debian/gdl;a=summary[lib GDL]
- * https://git.lumiera.org/?p=debian/gdlmm;a=summary[GDL-mm bindings]
+ * https://git.lumiera.org/gitweb?p=debian/gdl;a=summary[lib GDL]
+ * https://git.lumiera.org/gitweb?p=debian/gdlmm;a=summary[GDL-mm bindings]
 
 Further information:
 
diff --git a/doc/devel/Status.txt b/doc/devel/Status.txt
index ea1389ec1..d35493187 100644
--- a/doc/devel/Status.txt
+++ b/doc/devel/Status.txt
@@ -51,7 +51,7 @@ Current Release
 [red]#Lumiera is not usable yet#.
 
 - A »Preview Release« was
-  https://git.lumiera.org/?p=LUMIERA;a=tag;h=refs/tags/v0.pre.04[published at Dec 2, 2025]
+  https://git.lumiera.org/gitweb?p=LUMIERA;a=tag;h=refs/tags/v0.pre.04[published at Dec 2, 2025]
 
 - link:/debian[DEB packages]
   were built for »Trixie« and »Noble«
diff --git a/doc/devel/meeting_summary/2008-10-10.txt b/doc/devel/meeting_summary/2008-10-10.txt
index 0f33162ed..f5ea10590 100644
--- a/doc/devel/meeting_summary/2008-10-10.txt
+++ b/doc/devel/meeting_summary/2008-10-10.txt
@@ -214,7 +214,7 @@ Interface Definition Language
 -----------------------------
 In his work on the plugin loader, _Cehteh_ created a first draft how to export an interface, and calls for review.
 An example can be found in
-https://git.lumiera.org/?p=LUMIERA;a=blob;f=tests/backend/test-interfaces.c;h=09fa25afa3cb57b79a2717d0bf3a8253afeba000;hb=ebcc5c7fd2d8700f3375e3309b724ac2517a0f40[tests/backend/test-interfaces.c]
+https://git.lumiera.org/gitweb?p=LUMIERA;a=blob;f=tests/backend/test-interfaces.c;h=09fa25afa3cb57b79a2717d0bf3a8253afeba000;hb=ebcc5c7fd2d8700f3375e3309b724ac2517a0f40[tests/backend/test-interfaces.c]
 
 An interface is a list of »slots« mapping functions. The interface descriptor is itself realised as interface,
 and thus can be versioned, extended and specialised.
diff --git a/doc/devel/meeting_summary/2009-01-14.txt b/doc/devel/meeting_summary/2009-01-14.txt
index 4531e2702..ab0b52f45 100644
--- a/doc/devel/meeting_summary/2009-01-14.txt
+++ b/doc/devel/meeting_summary/2009-01-14.txt
@@ -95,7 +95,7 @@ For now the focus is on getting a single frame into the gui and there will be ti
 
 The devs agreed to meet up on Saturday to get the latest version up and running.
 
-NOTE: Demonstration in https://git.lumiera.org/?p=LUMIERA;a=blob;f=src/common/guifacade.cpp;h=60a16d0f67bd95b43e44662daa9c0525235e14f5;hb=5f10e65852de2c51364c2e2a5a1cf29cae81c6b2#l64[guifacade.cpp]
+NOTE: Demonstration in https://git.lumiera.org/gitweb?p=LUMIERA;a=blob;f=src/common/guifacade.cpp;h=60a16d0f67bd95b43e44662daa9c0525235e14f5;hb=5f10e65852de2c51364c2e2a5a1cf29cae81c6b2#l64[guifacade.cpp]
 
 (The thread shall be forked from within the GUI code not from the facade)
 This was discussed and ichthyo has already pushed a new cleaned up state and resolved most of the dependency problems with the liblumiera. It raised the question: do we prefer a UI facade to a GUI facade or do we want an extra script facade someday?
diff --git a/doc/devel/rfc/ApplicationStructure.txt b/doc/devel/rfc/ApplicationStructure.txt
index f08c94c3e..1732b466e 100644
--- a/doc/devel/rfc/ApplicationStructure.txt
+++ b/doc/devel/rfc/ApplicationStructure.txt
@@ -191,7 +191,7 @@ don't think we get much program options, maybe something to set a GUI skin.
 Moreover, I've written last year a thin wrapper around the commandline and
 integrated it with the boost options parser such that user code can receive the
 remaining options as a vector of `std::string`s. Please have a look at
-https://git.lumiera.org/?p=LUMIERA;a=blob;f=tests/common/mainsuite.cpp;h=455bfd98effd0b7dbe6597f712a1bdfa35232308;hb=80e1e382f42512ebf2e10a802f77e50327b8fb73[the test class runner main]
+https://git.lumiera.org/gitweb?p=LUMIERA;a=blob;f=tests/common/mainsuite.cpp;h=455bfd98effd0b7dbe6597f712a1bdfa35232308;hb=80e1e382f42512ebf2e10a802f77e50327b8fb73[the test class runner main]
 for an usage example. I really want our Lumiera main to be clean and expressive
 in the way showed there. Probably the most important part of the startup is
 pulling up the session core; because of that I think most of the startup
diff --git a/doc/devel/rfc/ArchitectureOverview.txt b/doc/devel/rfc/ArchitectureOverview.txt
index 625060e25..ac4390c45 100644
--- a/doc/devel/rfc/ArchitectureOverview.txt
+++ b/doc/devel/rfc/ArchitectureOverview.txt
@@ -15,8 +15,8 @@ This proposal intends to capture envisioned Architecture of the Application.
 image:{ldoc}/devel/draw/rendered/Lumi.Architecture-1.png[Overview of Lumiera Architecture]
 
 ^The SVG source of this drawing is
-https://git.lumiera.org/?p=LUMIERA;a=blob_plain;f=doc/devel/draw/Lumi.Architecture-1.svg;hb=HEAD[maintained in GIT(2008)]·
-https://git.lumiera.org/?p=LUMIERA;a=blob_plain;f=doc/devel/draw/Lumi.Architecture-2.svg;hb=HEAD[(current: 2022)]^
+https://git.lumiera.org/gitweb?p=LUMIERA;a=blob_plain;f=doc/devel/draw/Lumi.Architecture-1.svg;hb=HEAD[maintained in GIT(2008)]·
+https://git.lumiera.org/gitweb?p=LUMIERA;a=blob_plain;f=doc/devel/draw/Lumi.Architecture-2.svg;hb=HEAD[(current: 2022)]^
 
 
 Description
@@ -75,7 +75,7 @@ Conclusion
 ----------
 Accepted. The drawing was moved into the GIT tree. +
 It was upgraded and reworked
-https://git.lumiera.org/?p=LUMIERA;a=blob_plain;f=doc/devel/draw/Lumi.Architecture-2.svg;hb=0b9f2e2c3139cad542013caac593cb5972a2e3f6[in 2022]
+https://git.lumiera.org/gitweb?p=LUMIERA;a=blob_plain;f=doc/devel/draw/Lumi.Architecture-2.svg;hb=0b9f2e2c3139cad542013caac593cb5972a2e3f6[in 2022]
 
 
 Back to link:/x/DesignProcess.html[Lumiera Design Process overview]
diff --git a/doc/devel/rfc/DesignRenderNodesInterface.txt b/doc/devel/rfc/DesignRenderNodesInterface.txt
index 0dc00a399..7c716f071 100644
--- a/doc/devel/rfc/DesignRenderNodesInterface.txt
+++ b/doc/devel/rfc/DesignRenderNodesInterface.txt
@@ -106,7 +106,7 @@ details of carrying out the operations are much more involved.
 Please see the
 link/wiki/renderengine.html#Rendering[Development internal doc (TiddlyWiki)]
 and the
-https://git.lumiera.org/?p=LUMIERA;a=blob;f=src/proc/engine/procnode.hpp;h=9cf3a2ea8c33091d0ee992ec0fc8f37bb5874d34;hb=f9452f654cf39a4abbbeecfd81bef51aa347b321[Draft: ProcNode (src)]
+https://git.lumiera.org/gitweb?p=LUMIERA;a=blob;f=src/proc/engine/procnode.hpp;h=9cf3a2ea8c33091d0ee992ec0fc8f37bb5874d34;hb=f9452f654cf39a4abbbeecfd81bef51aa347b321[Draft: ProcNode (src)]
 for details
 (and/or contact Ichthyo for in-depth discussion of those technical details)
 
diff --git a/doc/devel/rfc/DevelopmentFramework.txt b/doc/devel/rfc/DevelopmentFramework.txt
index 0a430d65e..8a4000f53 100644
--- a/doc/devel/rfc/DevelopmentFramework.txt
+++ b/doc/devel/rfc/DevelopmentFramework.txt
@@ -149,7 +149,7 @@ We soon settled upon the following toolchain, which is used up to today:
   history is consolidated eventually into the
   link:{rfc}/MasterRepositorySetup.html#historical_remark[»official Lumiera repository«],
   which is made accessible at
-  https://git.lumiera.org/?p=LUMIERA;a=summary[`git://git.lumiera.org/LUMIERA`]
+  https://git.lumiera.org/gitweb?p=LUMIERA;a=summary[`git://git.lumiera.org/LUMIERA`]
 - We never used link:{rfc}/GitSubmoduleTransistion.html#_comments[Git submodules]...
 - https://www.scons.org/[SCons] became the primary buildsystem soon,
   with Autotools discontinued in 2011
@@ -158,14 +158,14 @@ We soon settled upon the following toolchain, which is used up to today:
 - Website and documentation pages are generated by
   https://asciidoc-py.github.io/[Asciidoc], with source files for
   documentation maintained
-  https://git.lumiera.org/?p=LUMIERA;a=blob;f=doc/index.txt;h=9bc0f11e6fb67588388e7616320b695841571278;hb=20f3252892d5b53a05ecd8aeb571122806baba17[in-tree],
+  https://git.lumiera.org/gitweb?p=LUMIERA;a=blob;f=doc/index.txt;h=9bc0f11e6fb67588388e7616320b695841571278;hb=20f3252892d5b53a05ecd8aeb571122806baba17[in-tree],
   published
-  https://git.lumiera.org/?p=website;a=blob;f=build_website.sh;h=60b90e18d5732d66566baf2c20a217212a5dcece;hb=aefc91e13a95a3c742dc8143c374ec982e0aa56b[automatically on push].
+  https://git.lumiera.org/gitweb?p=website;a=blob;f=build_website.sh;h=60b90e18d5732d66566baf2c20a217212a5dcece;hb=aefc91e13a95a3c742dc8143c374ec982e0aa56b[automatically on push].
 - A https://classic.tiddlywiki.com/[TiddlyWiki] is used for development notes
 - for Unit-Tests, we use our own minimalist
-  https://git.lumiera.org/?p=LUMIERA;a=blob;f=src/lib/test/run.hpp;h=035633af9bde7a8053bcd304baffc21693dcf031;hb=20f3252892d5b53a05ecd8aeb571122806baba17[Test-runner].
+  https://git.lumiera.org/gitweb?p=LUMIERA;a=blob;f=src/lib/test/run.hpp;h=035633af9bde7a8053bcd304baffc21693dcf031;hb=20f3252892d5b53a05ecd8aeb571122806baba17[Test-runner].
   and a
-  https://git.lumiera.org/?p=LUMIERA;a=blob;f=tests/test.sh;h=8c13810eb475bbacd97c528607e6750f47bb145e;hb=20f3252892d5b53a05ecd8aeb571122806baba17[shell script]
+  https://git.lumiera.org/gitweb?p=LUMIERA;a=blob;f=tests/test.sh;h=8c13810eb475bbacd97c528607e6750f47bb145e;hb=20f3252892d5b53a05ecd8aeb571122806baba17[shell script]
   to support definition of test collections.
 - A Debian package is maintained with
   https://wiki.debian.org/PackagingWithGit[git-buildpackage] and published
diff --git a/doc/devel/rfc/DistributedDevelopmentFramework.txt b/doc/devel/rfc/DistributedDevelopmentFramework.txt
index 9f8e50592..e2d43d7cc 100644
--- a/doc/devel/rfc/DistributedDevelopmentFramework.txt
+++ b/doc/devel/rfc/DistributedDevelopmentFramework.txt
@@ -68,9 +68,9 @@ rather -- a task no one was willing to take on.
 
 Yet the Lumiera project succeeded in building a web presence based on
 https://asciidoc-py.github.io/[Asciidoc] sources
-https://git.lumiera.org/?p=website;a=summary[checked into Git],
+https://git.lumiera.org/gitweb?p=website;a=summary[checked into Git],
 with a lightweight
-https://git.lumiera.org/?p=website;a=blob;f=build_website.sh;h=60b90e18d5732d66566baf2c20a217212a5dcece;hb=aefc91e13a95a3c742dc8143c374ec982e0aa56b[commit-hook script]
+https://git.lumiera.org/gitweb?p=website;a=blob;f=build_website.sh;h=60b90e18d5732d66566baf2c20a217212a5dcece;hb=aefc91e13a95a3c742dc8143c374ec982e0aa56b[commit-hook script]
 to automatically publish any changes on git-push -- a scheme
 which comes close to the gist of this RfC.
 
diff --git a/doc/devel/rfc/MasterRepositorySetup.txt b/doc/devel/rfc/MasterRepositorySetup.txt
index 81d092acc..86f499f76 100644
--- a/doc/devel/rfc/MasterRepositorySetup.txt
+++ b/doc/devel/rfc/MasterRepositorySetup.txt
@@ -16,7 +16,7 @@ This describes how the shared MASTER is set up and syncronized.
 Description
 ~~~~~~~~~~~
 We have now a shared master repository in
-https://git.lumiera.org/?p=LUMIERA;a=summary[/git/LUMIERA].
+https://git.lumiera.org/gitweb?p=LUMIERA;a=summary[/git/LUMIERA].
 
 - The public/anonymous git url is [yellow-background]#`git://git.lumiera.org/LUMIERA`#
 - for people with ssh access it is pushable at [purple]#`UID@git.lumiera.org:/git/LUMIERA`#.
@@ -71,10 +71,10 @@ That being said -- the shared master at [yellow-background]#`git://git.lumiera.o
 still contains the _official_ state of the Lumiera codebase, while
 actual development is published first in a repository per developer
 (so effectively in
-https://git.lumiera.org/?p=lumiera/ichthyo;a=summary[the Ichthyo repository]
+https://git.lumiera.org/gitweb?p=lumiera/ichthyo;a=summary[the Ichthyo repository]
 for the time being);
 development is consolidated intermittently into the
-https://git.lumiera.org/?p=LUMIERA;a=summary[LUMIERA Git].
+https://git.lumiera.org/gitweb?p=LUMIERA;a=summary[LUMIERA Git].
 
 
 ''''
diff --git a/doc/devel/rfc/NoBugFlags.txt b/doc/devel/rfc/NoBugFlags.txt
index e6b4ad19d..0d2afdbfc 100644
--- a/doc/devel/rfc/NoBugFlags.txt
+++ b/doc/devel/rfc/NoBugFlags.txt
@@ -18,7 +18,7 @@ Propose a documentation/planning about the setup.
 Description
 ~~~~~~~~~~~
 Take a look at my draft at:
-https://git.lumiera.org/?p=LUMIERA;a=blob;f=doc/devel/nobug_flags.txt;h=325141acb52a7be7f75425359b6057c74ed30253;hb=a03e3c5e73a4c0be2264ac4e4e0f02eb8749837b[nobug_flags.txt]
+https://git.lumiera.org/gitweb?p=LUMIERA;a=blob;f=doc/devel/nobug_flags.txt;h=325141acb52a7be7f75425359b6057c74ed30253;hb=a03e3c5e73a4c0be2264ac4e4e0f02eb8749837b[nobug_flags.txt]
 
 I've added the things I planning for the backend, others might add their own
 plans there too. So far this is an early draft, comments welcome.
diff --git a/doc/devel/rfc/SchedulerRequirements.txt b/doc/devel/rfc/SchedulerRequirements.txt
index e3a90503d..bfc3c1cc0 100644
--- a/doc/devel/rfc/SchedulerRequirements.txt
+++ b/doc/devel/rfc/SchedulerRequirements.txt
@@ -210,7 +210,7 @@ during this effort leads to the following refinements:
 - Workers manage their capacity through a statistical distribution of _sleep times._
 
 In this form, the proposal can be considered as implemented. +
-^(see -> https://git.lumiera.org/?p=LUMIERA;a=commit;h=d71eb37[d71eb37]
+^(see -> https://git.lumiera.org/gitweb?p=LUMIERA;a=commit;h=d71eb37[d71eb37]
 and https://issues.lumiera.org/ticket/1344[#1344])^
 
 Ichthyostega:: '2024-04-20 01:55 CEST'
diff --git a/doc/technical/build/BuildDependencies.txt b/doc/technical/build/BuildDependencies.txt
index f841c1583..6d363946f 100644
--- a/doc/technical/build/BuildDependencies.txt
+++ b/doc/technical/build/BuildDependencies.txt
@@ -123,7 +123,7 @@ Build Tools
 * pkg-config
 * Doxygen (optional)
 * Asciidoc (optional)
-* Git -> https://git.lumiera.org/?p=LUMIERA;a=summary[git://git.lumiera.org/LUMIERA]
+* Git -> https://git.lumiera.org/gitweb?p=LUMIERA;a=summary[git://git.lumiera.org/LUMIERA]
   footnote:[
     _Ichthyo_ maintains a repo at https://github.com/Ichthyostega/Lumiera/[Github ^~Ichthyostega/Lumiera^]
   ]
@@ -160,9 +160,9 @@ Libraries
      which is possible, but would require some considerable effort. As of 2025, GDL is still usable,
      but no longer available through the standard distribution channels. +
      We provide a Git repository at our Website for
-     https://git.lumiera.org/?p=debian/gdl;a=summary[libGDL (3.40) +git://git.lumiera.org/debian/gdl+]
+     https://git.lumiera.org/gitweb?p=debian/gdl;a=summary[libGDL (3.40) +git://git.lumiera.org/debian/gdl+]
      and the
-     https://git.lumiera.org/?p=debian/gdlmm;a=summary[GDL C++ bindings (3.7.3) +git://git.lumiera.org/debian/gdlmm+]
+     https://git.lumiera.org/gitweb?p=debian/gdlmm;a=summary[GDL C++ bindings (3.7.3) +git://git.lumiera.org/debian/gdlmm+]
      and we maintain custom Debian packages for both in our
      link:/debian/[Debian DEB depot].
    ]
diff --git a/doc/technical/build/LumieraDebianPackage.txt b/doc/technical/build/LumieraDebianPackage.txt
index 9d374613f..f94617aed 100644
--- a/doc/technical/build/LumieraDebianPackage.txt
+++ b/doc/technical/build/LumieraDebianPackage.txt
@@ -79,8 +79,8 @@ How the Lumiera Debian package works
 Since we maintain both the Debian package and our build system, we can always try to do
 _the heavy lifting_ in our link:{ldoc}/technical/build/SCons.html[SCons build system],
 as this helps to keep the Debian packaging as simple as possible. Please have a look at the
--> https://git.lumiera.org/?p=debian/lumiera;a=blob;hb=refs/heads/deb;f=debian/control[control file]
-·  https://git.lumiera.org/?p=debian/lumiera;a=blob;hb=refs/heads/deb;f=debian/rules[debian/rules]
+-> https://git.lumiera.org/gitweb?p=debian/lumiera;a=blob;hb=refs/heads/deb;f=debian/control[control file]
+·  https://git.lumiera.org/gitweb?p=debian/lumiera;a=blob;hb=refs/heads/deb;f=debian/rules[debian/rules]
 
 - we rely on the _Debhelper Sequencer_ "`dh_*`" in our 'debian/rules' +
   -> https://manpages.debian.org/trixie/debhelper/dh.1.en.html[Manpage]
@@ -106,7 +106,7 @@ into `master` and marked with a tag there.
 For the actual packaging, we use these release tags as _upstream tag_ and perform a merge
 from that tag into the **debian branch**.footnote:[
   This _debian branch_ is called `deb` by convention. As mentioned above, it is published through
-  a separate https://git.lumiera.org/?p=debian/lumiera;a=summary[Git repository `git://git.lumiera.org/debian/lumiera`],
+  a separate https://git.lumiera.org/gitweb?p=debian/lumiera;a=summary[Git repository `git://git.lumiera.org/debian/lumiera`],
   which is kept separate, since packaging is considered a ``downstream process''.
 ]
 This branch carries only the additions and tweaks done for debian packaging. Yet still, this `deb`
@@ -115,7 +115,7 @@ repository as the `master` branch. When the packaging process is complete, the p
 DEB version is marked with a tag `debian/<full_debian_version_spec>`
 
 Note however that there is another branch in the aforementioned `debian/lumiera` repository,
-which is called https://git.lumiera.org/?p=debian/lumiera;a=shortlog;h=refs/heads/depot[depot]
+which is called https://git.lumiera.org/gitweb?p=debian/lumiera;a=shortlog;h=refs/heads/depot[depot]
 and is related to our link:/debian[DEB package depot] on Lumiera.org. This branch carries a completely
 different directory structure, since it is used with the
 https://wiki.debian.org/DebianRepository/SetupWithReprepro[»reprepro« tool from Debian]
diff --git a/doc/technical/infra/debianDepot.txt b/doc/technical/infra/debianDepot.txt
index 12f5cb32f..3fad649bc 100644
--- a/doc/technical/infra/debianDepot.txt
+++ b/doc/technical/infra/debianDepot.txt
@@ -109,7 +109,7 @@ Configuration
 ~~~~~~~~~~~~~
 All the current configuration and the state of the Debian depot index files is tracked
 in the aforementioned ``debian/lumiera'' Git repository, on a separate branch called
-https://git.lumiera.org/?p=debian/lumiera;a=shortlog;h=refs/heads/depot[`depot']
+https://git.lumiera.org/gitweb?p=debian/lumiera;a=shortlog;h=refs/heads/depot[`depot']
 
 TIP: this is a slightly unconventional setup, insofar the `depot' branch carries
      a directory tree that is completely separate from the main Lumiera source tree, which
diff --git a/doc/user/tutorials/building.txt b/doc/user/tutorials/building.txt
index 3638e73b1..3ce26088b 100644
--- a/doc/user/tutorials/building.txt
+++ b/doc/user/tutorials/building.txt
@@ -54,7 +54,7 @@ in addition to the following tools and libraries:
  * https://www.boost.org/[Boost libraries]
  * https://github.com/bplaum/gavl[GAVL library]
  * https://nobug.pipapo.org/[NoBug] ~([purple]#⚠ see below#)~
- * Lumiera https://git.lumiera.org/?p=LUMIERA;a=summary[source code]
+ * Lumiera https://git.lumiera.org/gitweb?p=LUMIERA;a=summary[source code]
 
 The GUI depends on the following:
 
diff --git a/doc/user/tutorials/contributing.txt b/doc/user/tutorials/contributing.txt
index aa53825db..6fe451999 100644
--- a/doc/user/tutorials/contributing.txt
+++ b/doc/user/tutorials/contributing.txt
@@ -115,9 +115,9 @@ sudo make install
       but was orphaned in 2021. Since it is currently a prerequisite for building Lumiera,
       we maintain a clone of the original repository and a Debian package on Lumiera.org.
       This is relevant both for
-      https://git.lumiera.org/?p=debian/gdl;a=summary[libGDL (3.40) +git://git.lumiera.org/debian/gdl+]
+      https://git.lumiera.org/gitweb?p=debian/gdl;a=summary[libGDL (3.40) +git://git.lumiera.org/debian/gdl+]
       and the
-      https://git.lumiera.org/?p=debian/gdlmm;a=summary[GDL C++ bindings (3.7.3) +git://git.lumiera.org/debian/gdlmm+].
+      https://git.lumiera.org/gitweb?p=debian/gdlmm;a=summary[GDL C++ bindings (3.7.3) +git://git.lumiera.org/debian/gdlmm+].
     ]
 
     * first you have to build libGTL itself...