NINTV-DS v6.2a is released. NINTV-DS is an Intellivision console emulator running on the DS/DSi. The Intellivision is a home video game console released by Mattel Electronics in 1979.

NINTV-DS Features:
All known games run at full speed on a DSi or above.
Many games run very close to full speed on the older DS-LITE and DS-PHAT hardware but you can play with config settings to get the most out of these games.
Custom Overlay Support. See the 'extras' folder for details.
Manual/Instruction Support. See the 'extras' folder for an example.
Save Sate support (3 save slots per game).
High Scores for up to 10 scores pre game with various sorting options.
Cheat / Hack support using NINTV-DS.cht (see 'extras' folder and place in /data directory)
Tons of button / controller mapping options. Dual-Controller support (run and shoot at the same time).
JLP support for accelerated functions, extra RAM and flash memory. When loading a game, use the X button to load and force JLP support ON if not auto-detected.
ECS support for ECS games including sound-enchanced games like Space Patrol (use ECS mini-Keyboard Overlay)

NINTV-DS changelog:
Version 6.2a : 29-Dec-2025 by wavemotion-dave
Fix for horizontal scroll bug that caused a bit of blurring when moving left/right in some games. Fixes Ninja Odyssey health bar. Improved backtab latched handling.
Version 6.2 : 26-Dec-2025 by wavemotion-dave
All known games run at full speed, full framerate and with the best sound quality on a DSi or above (the DSi has 2X the CPU and 4X the memory of the normal DS handhelds).
Almost every game runs at full speed on the older DS-LITE and DS-PHAT hardware with a slight reduction in sound quality.
Custom Overlay Support. See the 'extras' folder for details.
Manual/Instruction Support. See the 'extras' folder for an example.
Save Sate support (3 save slots per game).
High Scores for up to 10 scores per game with various sorting options.
Cheat / Hack support using NINTV-DS.cht (see 'extras' folder and place in /data directory)
Numerous button / controller mapping options. Dual-Controller support (run and shoot at the same time).
JLP support for accelerated functions (multiply/divide), extra RAM and flash memory. If not auto-detected, when loading a game use the X button to load with options.
ECS support for ECS games including sound-enhanced games like Space Patrol. If not auto-detected, when loading a game use the X button to load with options.
ECS keyboard and Intellivision Music Synthesizer are emulated with built-in overlays to mimic their behavior.
Tutorvision mode is supported which brings in the WBEXEC (REX) revised executive ROM as well as extra GRAM and main 16-bit RAM memory.
Extra 2K GRAM (aka half-Tutorvision mode) is supported on a per-game basis. Select 2K GRAM in the second page of Configuration for any game (reload game for it to take effect).

Download: NINTV-DS v6.2a
Source: Here