Vocaloid

 Doesn't know how to sing, or even play an instrument? But can compose lyrics. Here's a software for you, it's free to download if you know where the torrent of this software kidding aside, it helps aspiring composers to create a song, sung by different vocaloids.

Vocaloid is a singing synthesizer application software developed by Yamaha Corporation that enables users to synthesize singing by just typing in lyrics and melody.

Some famous Vocaloids are:

MEIKO is a Vocaloid DTM (Desktop Music) software created by Crypton Future Media. She is the first Japanese vocaloid and first Japanese female Vocaloid, she utilizes the Vocaloid engine developed by YAMAHA. Her voice is provided by the Japanese female singer Haigō Meiko. The illustration was done by Shogo Washizu, who is often called (Wasshi) and was once a member of Crypton.

Hatsune Miku is the first Japanese Vocaloid2 in theVocaloid2 Character Vocal Series created by Crypton Future Media. It is considered as the most popular and well known Vocaloid and the first to become a pop idol. The name of the title and the character of the software was chosen by combining Hatsu (first), Ne (sound), and Miku (future) thus meaning "the first sound from the future." The data for the voice was created by sampling the voice of Saki Fujita (Fujita Saki), a Japanese voice actress.

Kagamine Rin & Len  is the second product released on December 27, 2007, they are Vocaloid2 Character Vocal Series developed by Crypton Future Media Ltd. (CFM), male voice (Len) and female voice (Rin). Their family name was from the developing code combining Kagami (mirror) and Ne(sound).

Megurine Luka  was the third Japanese Vocaloid2 from Crypton and released on January 30, 2009.[1] Her surname combines Meguri (circulate or around) and Ne (sound), while the name Luka invokes the homonymous Japanese words of "nagare" (flow) and "ka" (song) or "ka" (scent); thus making "songs to all around the world as scent spreads." Yū Asakawa provided the voice for the "cool, somewhat mysterious" character.