Gespeaker is a GTK+ frontend for espeak. It allows to play a text in many languages with settings for voice, pitch, volume, speed and word gap. The text played can also be recorded to WAV file.
Gespeaker vs eSpeak opinions
It's a front-end, not an alternative to it.
This is a front-end addition, not a text-to-speech core alternative.
Mimic is a powerful TTS tool. Mimic is low-latency and has a small resource footprint. Its range of high quality voices also set it apart from other open source text-to-speech projects.
Automatically create natural voice overs for your videos. Create your own voice overs from your text. A natural sounding voice is automatically generated for your videos. You are also able to create only natural sounding voices and export them.
Verbify-TTS is a simple Text-to-Speech (TTS) engine that reads for you any text on your screen with high-quality voices powered by AI models. It is free and you can use it for unlimited time (Open Source MIT LICENSE).
Select and Speak uses iSpeech's human-quality text-to-speech (TTS) to read any selected text in the browser. It includes many iSpeech text to speech voices in different languages. You can configure the voice and speed options by changing the settings on the options page.
Effective Chrome extension with automatic text detection voices web, intranet and local texts! Natural-sounding voice for your ultimate multitasking!
A backend for gSpeech, also usable in media players. The technology has been purchased by a German company for use in BMW automobiles for text to speech, as well. It is also used for GooglePlay. The open source libraries are still available, however.
Fala - A simple text reader is an open source application. A simple software that speaks a text. You can type the text or appoint a file. Fala is just a frontend to festival. Its designed for GNOME, but if you have gtk, pyhton and festival you are able to run it.