The Speex project was created on February 13, 2002.[9] The first development versions of Speex were released under LGPL license, but as of version 1.0 beta 1, Speex is released under Xiph's version of the (revised) BSD license.[10] Speex 1.0 was announced on March 24, 2003, after a year of development.[11] The last stable version of Speex encoder and decoder is 1.2.0.[3]