LuaJIT FFI-based @bungle/libopjson (one-pass parser) library for LuaJIT and OpenResty.
local decode = require "resty.opjson"
local json = [[
{
"Hello": "World"
}
]]
-- you may optionally pass the length:
-- local t = decode(json, #json)
local t = decode(json)
print(t.Hello) -- Outputs "World"