4.0.12

• Fix scroll bar css (Thanks to @allancoding)
• Flip the context menu instead of going off the page
• Add hooks for save files (Thanks to @gantoine)
• Add class for each virtual gamepad button
• Add EJS_forceLegacyCores option
• Add EJS_noAutoFocus (this is only for advanced developers, not likely an option you will use)
• Added supported Amiga file extensions (Thanks to @michael-j-green)
• Display the file name of the ROM/disk when using M3U lists (Thanks to @michael-j-green)
• Added vsync option
• Added advanced shader configuration support (Thanks to @n-at)

4.0.11

• Added the ability to disable localstorage using EJS_disableLocalStorage. (Thanks to @n-at)
• Added the ability to trigger EJS_emulator.displayMessage with a duration. (Thanks to @allancoding)
• EJS_emulator.gameManager.getState now returns a Uint8Array instead of a promise.
• Fixed broken save states from the 4.0.10 release.

4.0.10

• Fixed bug with duplicate control inputs.
• Fixed mobile settings menu positioning.
• Ability to load custom files into the wasm instance.
• Renamed the mame2003 system to mame.
• Removed mame disclaimers on mame2003 core.
• Added VICE cores for C64, C128, VIC20, Plus/4, and PET (Thanks to @michael-j-green)
• Added a padding between popup body and buttons.
• Added ability to disabled cached databases.
• Fixed screenshot for some cores.
• Fixed game element not being focused after fullscreening.
• Added missing Famicom controls.
• Fixed volume slider shadow (Thanks to @allancoding)

4.0.9

• Repository history rewrite - expect faster cloning times.
• Prevent Vice64 from creating cue files (Thanks to @michael-j-green)
• Chinese translation updated (Thanks to @oyepriyansh)
• Added button to open context menu (Thanks to @andrigamerita)
• Fixed menu bar text placement for items on the right.
• Fixed a bug in safari where fullscreen would not resize the game element.
• Fixed a bug in safari where the bottom menu would be visible on initial page load.
• Fixed game rom filename showing as "game" when the game name is set.
• Added legacy nintendo 64 cores for browsers that don't support webgl2.

4.0.8

• Fixed typo in virtual gamepad dpad code.
• Added updated desmume core.
• Fixed key mapping (Thanks to @allancoding)
• Fixed adblock message (Thanks to @allancoding)
• Added EJS_startButtonName option.
• Re-Added ability to drag and drop save states.
• Fixed cheats menu.
• Added popup message for Safari mobile users if game is not running.
• Added EJS_softLoad option.
• Added amiga core.
• Added c64 core.

To deploy, download the source code zip. Nothing needs to be compiled so there's no point for me to upload any files

Version 4.0.7

• Added rewind (Thanks to @n-at)
• Added slowdown (Thanks to @n-at)
• Fixes "zone" object in front of settings menu.
• Fixes virtual gamepad alignment.
• Add EJS_fullscreenOnLoaded option.
• Add virtual gamepad toggle to the control menu (for touchscreen devices)
• Fix gamepad ID showing as "undefined".
• Added threaded cores.
• Added joystick translations (Thanks to @allancoding)
• Fixed fullscreen button tooltip (Thanks to @allancoding)
• Added TurboGrafx-16, SuperGrafx, PC Engine, neo geo pocket, WonderSwan, PC-FX, and ColecoVision support. (Thanks to @n-at)
• Fixed cue file loading (Thanks to @n-at)
• Fixed ability to hide volume slider (Thanks to @n-at)
• Added new mame2003_plus core (now default mame2003 core)
• Use keycodes instead of labels (Thanks to @allancoding)

To deploy, download the source code zip. Nothing needs to be compiled so there's no point for me to upload any files