Highlights

• Added JSON Pointer
• Added JSON Schema
• Added relaxed JSON syntax (comment, trailing comma, NaN/Infinity)
• Iterating array/object with C++11 Range-based for loop
• Reduce memory overhead of each Value from 24 bytes to 16 bytes in x86-64 architecture.

Added

• Add GenericDocument ctor overload to specify JSON type (#369)
• Add FAQ (#372, #373, #374, #376)
• Add forward declaration header fwd.h
• Add @PlatformIO Library Registry manifest file (#400)
• Implement assignment operator for BigInteger (#404)
• Add comments support (#443)
• Adding coapp definition (#460)
• documenttest.cpp: EXPECT_THROW when checking empty allocator (470)
• GenericDocument: add implicit conversion to ParseResult (#480)
• Use <wchar.h> with C++ linkage on Windows ARM (#485)
• Detect little endian for Microsoft ARM targets
• Check Nan/Inf when writing a double (#510)
• Add JSON Schema Implementation (#522)
• Add iostream wrapper (#530)
• Add Jsonx example for converting JSON into JSONx (a XML format) (#531)
• Add optional unresolvedTokenIndex parameter to Pointer::Get() (#532)
• Add encoding validation option for Writer/PrettyWriter (#534)
• Add Writer::SetMaxDecimalPlaces() (#536)
• Support {0, } and {0, m} in Regex (#539)
• Add Value::Get/SetFloat(), Value::IsLossLessFloat/Double() (#540)
• Add stream position check to reader unit tests (#541)
• Add Templated accessors and range-based for (#542)
• Add (Pretty)Writer::RawValue() (#543)
• Add Document::Parse(std::string), Document::Parse(const char*, size_t length) and related APIs. (#553)
• Add move constructor for GenericSchemaDocument (#554)
• Add VS2010 and VS2015 to AppVeyor CI (#555)
• Add parse-by-parts example (#556, #562)
• Support parse number as string (#564, #589)
• Add kFormatSingleLineArray for PrettyWriter (#577)
• Added optional support for trailing commas (#584)
• Added filterkey and filterkeydom examples (#615)
• Added npm docs (#639)
• Allow options for writing and parsing NaN/Infinity (#641)
• Add std::string overload to PrettyWriter::Key() when RAPIDJSON_HAS_STDSTRING is defined (#698)

Fixed

• Fix gcc/clang/vc warnings (#350, #394, #397, #444, #447, #473, #515, #582, #589, #595, #667)
• Fix documentation (#482, #511, #550, #557, #614, #635, #660)
• Fix emscripten alignment issue (#535)
• Fix missing allocator to uses of AddMember in document (#365)
• CMake will no longer complain that the minimum CMake version is not specified (#501)
• Make it usable with old VC8 (VS2005) (#383)
• Prohibit C++11 move from Document to Value (#391)
• Try to fix incorrect 64-bit alignment (#419)
• Check return of fwrite to avoid warn_unused_result build failures (#421)
• Fix UB in GenericDocument::ParseStream (#426)
• Keep Document value unchanged on parse error (#439)
• Add missing return statement (#450)
• Fix Document::Parse(const Ch*) for transcoding (#478)
• encodings.h: fix typo in preprocessor condition (#495)
• Custom Microsoft headers are necessary only for Visual Studio 2012 and lower (#559)
• Fix memory leak for invalid regex (26e69ffde95ba4773ab06db6457b78f308716f4b)
• Fix a bug in schema minimum/maximum keywords for 64-bit integer (e7149d665941068ccf8c565e77495521331cf390)
• Fix a crash bug in regex (#605)
• Fix schema "required" keyword cannot handle duplicated keys (#609)
• Fix cmake CMP0054 warning (#612)
• Added missing include guards in istreamwrapper.h and ostreamwrapper.h (#634)
• Fix undefined behaviour (#646)
• Fix buffer overrun using PutN (#673)
• Fix rapidjson::value::Getstd::string() may returns wrong data (#681)
• Add Flush() for all value types (#689)
• Handle malloc() fail in PoolAllocator (#691)
• Fix builds on x32 platform. #703

Changed

• Clarify problematic JSON license (#392)
• Move Travis to container based infrastructure (#504, #558)
• Make whitespace array more compact (#513)
• Optimize Writer::WriteString() with SIMD (#544)
• x86-64 48-bit pointer optimization for GenericValue (#546)
• Define RAPIDJSON_HAS_CXX11_RVALUE_REFS directly in clang (#617)
• Make GenericSchemaDocument constructor explicit (#674)
• Optimize FindMember when use std::string (#690)