6 files changed, 136 insertions, 0 deletions
diff --git a/dev-cpp/jsoncons/Manifest b/dev-cpp/jsoncons/Manifest
new file mode 100644
index 000000000000..652d67bfcd80
--- /dev/null
+++ b/dev-cpp/jsoncons/Manifest
@@ -0,0 +1,3 @@
+DIST jsoncons-1.4.3.tar.gz 1541372 BLAKE2B 599b0df49615e0ec30aa03bce141117574ac9d7710a41268062e48fc55f0e05b8ea4d1482a1489c1cb6f56ea587580054c9fa7d45a228269c38e9331af3d4aeb SHA512 01b6df6354b3f6f29dcc341b74d94f6a45846546e67adf34cff3bd1befcf436390fa246faf5da4153f6ce3a5c5b3ec8c160e5bc9a0e1a7dc2b092a3e3f0fd69d
+DIST jsoncons-1.5.0.tar.gz 1554707 BLAKE2B c95ab53cf89e5e961b1e31fa218e18ad55bea31b6357b6964ec8c3809943617e4d4271579e49df3cc13e3776eb6d2537727c5e70b7179c70e299ff1e845cd0a8 SHA512 ce4ff8aaf31ad781e5caaf27172c867a8009bcc322dee5e34c6815434dbb234bf0d22ee9caa82c0ee1a9b25f3355da4363b5d663fded46a9ffc58ca802dad4ae
+DIST jsoncons-1.6.0.tar.gz 1603248 BLAKE2B fba2886809e6dad32616f99c2ab70d0c51cdef81b554b7fc154f8204e3f5516c0b50b91bba34c96b71cee9754ebec841399be33f65589477faf43bb95f915abc SHA512 3424c425414b7bdbf01f1b1e3e727ff319d490105f0aa6caf7766461b5320f63133fbc492c40cc354476e27fdfb503bdbc567c25859d493506aefa5f95f9e592
diff --git a/dev-cpp/jsoncons/files/jsoncons-1.5.0-werror.patch b/dev-cpp/jsoncons/files/jsoncons-1.5.0-werror.patch
new file mode 100644
index 000000000000..d810857f9418
--- /dev/null
+++ b/dev-cpp/jsoncons/files/jsoncons-1.5.0-werror.patch
@@ -0,0 +1,27 @@
+Remove -Werror
+
+https://bugs.gentoo.org/970841
+
+--- a/test/CMakeLists.txt
++++ b/test/CMakeLists.txt
+@@ -219,20 +219,6 @@ target_compile_options(unit_tests PRIVATE
+     $<$<CXX_COMPILER_ID:MSVC>: /EHsc /MP /bigobj /W4>
+ )
+ 
+-if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "8.0")
+-    message(STATUS Version " ${CMAKE_CXX_COMPILER_VERSION}")
+-    # older GCC versions don't support 
+-   target_compile_options(unit_tests PRIVATE
+-       $<$<CXX_COMPILER_ID:GNU>:-Werror=maybe-uninitialized -Wnon-virtual-dtor -Werror=free-nonheap-object -Werror=stringop-overflow -Werror -Wall -Wextra -Wcast-align -Wcast-qual -Wimplicit-fallthrough -Wsign-compare -pedantic -Wnonnull -Wnull-dereference -Werror=nonnull>
+-   )
+-endif()
+-
+-if (NOT CMAKE_SYSTEM_NAME STREQUAL Windows)
+-target_compile_options(unit_tests PRIVATE
+-    $<$<CXX_COMPILER_ID:Clang>:-Werror=uninitialized -Werror -Wall -Wextra -Wimplicit-fallthrough -Wcast-align -Wcast-qual -Wsign-compare -pedantic>
+-)
+-endif()
+-
+ add_test(NAME unit_tests COMMAND unit_tests WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}/test)
+ 
+ target_include_directories (unit_tests 
diff --git a/dev-cpp/jsoncons/jsoncons-1.4.3.ebuild b/dev-cpp/jsoncons/jsoncons-1.4.3.ebuild
new file mode 100644
index 000000000000..79fff7668853
--- /dev/null
+++ b/dev-cpp/jsoncons/jsoncons-1.4.3.ebuild
@@ -0,0 +1,27 @@
+# Copyright 2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit cmake
+
+DESCRIPTION="C++ header-only library for JSON and JSON-like data formats"
+HOMEPAGE="https://danielaparker.github.io/jsoncons/ https://github.com/danielaparker/jsoncons"
+SRC_URI="https://github.com/danielaparker/jsoncons/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="Boost-1.0"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE="test"
+RESTRICT="!test? ( test )"
+
+DOCS=( doc )
+
+# uses modified version of catch.hpp, doesn't work with upstream catch2
+
+src_configure() {
+	local mycmakeargs=(
+		-DJSONCONS_BUILD_TESTS=$(usex test)
+	)
+	cmake_src_configure
+}
diff --git a/dev-cpp/jsoncons/jsoncons-1.5.0.ebuild b/dev-cpp/jsoncons/jsoncons-1.5.0.ebuild
new file mode 100644
index 000000000000..466bf282e863
--- /dev/null
+++ b/dev-cpp/jsoncons/jsoncons-1.5.0.ebuild
@@ -0,0 +1,31 @@
+# Copyright 2025-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit cmake
+
+DESCRIPTION="C++ header-only library for JSON and JSON-like data formats"
+HOMEPAGE="https://danielaparker.github.io/jsoncons/ https://github.com/danielaparker/jsoncons"
+SRC_URI="https://github.com/danielaparker/jsoncons/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="Boost-1.0"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE="test"
+RESTRICT="!test? ( test )"
+
+DOCS=( doc )
+
+PATCHES=(
+	"${FILESDIR}/jsoncons-1.5.0-werror.patch"
+)
+
+# uses modified version of catch.hpp, doesn't work with upstream catch2
+
+src_configure() {
+	local mycmakeargs=(
+		-DJSONCONS_BUILD_TESTS=$(usex test)
+	)
+	cmake_src_configure
+}
diff --git a/dev-cpp/jsoncons/jsoncons-1.6.0.ebuild b/dev-cpp/jsoncons/jsoncons-1.6.0.ebuild
new file mode 100644
index 000000000000..466bf282e863
--- /dev/null
+++ b/dev-cpp/jsoncons/jsoncons-1.6.0.ebuild
@@ -0,0 +1,31 @@
+# Copyright 2025-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit cmake
+
+DESCRIPTION="C++ header-only library for JSON and JSON-like data formats"
+HOMEPAGE="https://danielaparker.github.io/jsoncons/ https://github.com/danielaparker/jsoncons"
+SRC_URI="https://github.com/danielaparker/jsoncons/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="Boost-1.0"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE="test"
+RESTRICT="!test? ( test )"
+
+DOCS=( doc )
+
+PATCHES=(
+	"${FILESDIR}/jsoncons-1.5.0-werror.patch"
+)
+
+# uses modified version of catch.hpp, doesn't work with upstream catch2
+
+src_configure() {
+	local mycmakeargs=(
+		-DJSONCONS_BUILD_TESTS=$(usex test)
+	)
+	cmake_src_configure
+}
diff --git a/dev-cpp/jsoncons/metadata.xml b/dev-cpp/jsoncons/metadata.xml
new file mode 100644
index 000000000000..c187a111055f
--- /dev/null
+++ b/dev-cpp/jsoncons/metadata.xml
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://docs.baldeagleos.com/dtd/metadata.dtd">
+<pkgmetadata>
+  <maintainer type="person" proxied="yes">
+    <email>alexey+gentoo@asokolov.org</email>
+    <name>Alexey Sokolov</name>
+  </maintainer>
+  <maintainer type="project" proxied="proxy">
+    <email>proxy-maint@gentoo.org</email>
+    <name>Proxy Maintainers</name>
+  </maintainer>
+  <upstream>
+    <bugs-to>https://github.com/danielaparker/jsoncons/issues</bugs-to>
+    <doc>https://danielaparker.github.io/jsoncons/</doc>
+  </upstream>
+  <origin>baldeagleos-repo</origin>
+</pkgmetadata>