Blinx and his fellow Time Sweepers (Blinx: The Time Sweeper) use their vacuum cleaner-like "Sweepers" to manipulate the flow of time through time crystals.
The Timeless (DC Comics) make use of technologies ranging from temporal bombs and grenades to time machines in their attempt to erase superpowers from Earth's history altogether.
Atheon, Time's Conflux, a powerful example of the Vex (Destiny)'s users of temporal technology.
The Templar can see every future and remove from existences the ones tha do not benefit the Vex (Destiny).
Like many Time Lords (Doctor Who), the Doctor makes use of a plethora of temporal technologies.
A version of Kang the Conqueror from the far flung future, Lord Immortus (Marvel Comics) has temporal technologies even beyond his predecessor, allowing for complete agelessness.
Artur Zarrko of Earth-6297, a.k.a. Tomorrow Man, has made a range of temporal technologies in his criminal career.
Monarch Solutions (Quantum Break) created a variety of "chronon" technologies, including the chronon harness to move in zero-state situations outside of time and speed up in those situations to superhuman levels...
...the chronon dampeners to disable temporal powers of the chronon-active...
...and chronon harvesters to absorb latent chronon radiation.
As the son of Orvus, Clank is a Zoni (Ratchet and Clank), and has access to various temporally-based technologies.
Orvus, apparent leader of the Zoni (Ratchet and Clank), is a master of temporal technology like many of his species, such as the Chronoscepter seen in his hand.
The Krenim weapon ship (Star Trek: Voyager) could initiate temporal incursions, erasing whole species, planets, and events from the space-time continuum.
The Time Gauntlet (Titanfall 2) enables the wielder to travel between two moments in time.
Necron Cryptek Chronomancers (Warhammer 40,000}, the "Harbingers of Eternity," made use of a variety of temporal technologies.