Yet the apparent reasonableness disappears on closer investigation. Blender, for one, was originally an in-house application for the Dutch design house Neo Geo and Not a Number Technologies (NaN) - a bit of history that immediately refutes any claim that it is not ready for professionals.
Similarly, Krita owes its increasingly popularity to the project's habit of consulting designers about each feature. Boudewijn Rempt, Krita’s maintainer, adds that ImagineFX, a major print magazine for illustrators and concept artists, recently gave Krita its Artist's Choice Award.
Thunderbird, an Open Source and popular email client reached to version 31.4.0. Thunderbird developing under a well known organization Mozilla that also develops Firefox internet browser. Thundrebird with the capability of managing multiple email account can also be used to subscribe to RSS feeds and access online Newsgroups.