Like anybody needs another Ring Table, but here's the one I'm using for Gnarth, which incl the classics, some variants, some restrictions and clarifications, and removes those I just didn't like

RINGS (d50) * = up to 10 Charges or 1/Day, Duration (if any), 1 turn 1. FLYING up to 6 trns/day
2. FREE ACTION immune Webs, Holds, Sleep
3. PROTECTION bonus to AC (1 in 10 Displacement +2)
4. WATER WALKING/BREATHING/ACTION
5. WIZARDRY memorize one additional spell of ea lvl
6. SPELL TURNING % as per Dispel Magic at 12th lvl
7. SPEAKING w/ANIMALS
8. SHOCKING TOUCH +1d4 dam by contact, 1/trn
9. ULTRAVISION 12"
10. HASTE*
11. HEALTH immune disease/sickness
12. LONG YEARS age at 1/2 normal rate, immune to unnatural aging
13. HYPNOTISM one sentient creature at any one time, of =/< HD/lvl
14. INVISIBILITY*
15. HEALING as Heal spell *
16. ALERTNESS improved/bonus to Initiative, Surprised 1 in 8, immune to Sleep
17. FEARLESSNESS immune Fear
18. SUSTENANCE need not eat/breathe for # weeks/days = to lvl
19. FREE WILL immune mental influence/control such as Charm, Hypnosis, etc
20. FIRE (or other) RESISTANCE as Scroll
21. TRUTH auto Detects Lies, user unable to lie
22. MAGIC MISSILES 2d4+1 missiles/day, fire up to 3/rnd
23. MAGIC DETECTION* glows if previously undetected magic enters w/in 10'
24. LIGHT & DARKNESS as Light spell, unlimited, plus Darkness 10' rad, 1/day
25. UNSEEN SERVANT 1/day
26. KNOCKING*
27. MIRROR IMAGES* 1d4 images
28. ETHEREALITY 1d4+2 charges
29. POLYMORPHING* 1d4 forms, predetermined &/or selectable
30. NON-DETECTION immune to scrying or detection
31. VENOM NEUTRALIZATION*
31. JUMPING*
32. BURNING HAND*
33. BLESSING* (1 in 10 apllies to 1" radius)
34. LUCK bonus to saves (1 in 10 auto Save, 1/day)
35. BLINKING*
36. FEATHER FALLING
37. TONGUES*
38. TALKING DEAD*
39. SHIELDING as Shield Spell
40. GAINFUL REST regenerate 1HP/hr, while sleeping only
41. COLOR SPRAY*
42. CHANGE SELF*
43. ESP 30’ range
44. WOUND NEGATION* completely heals any one specific wound/strike
45. IDENTIFICATION 10 charges
46. GASEOUS FORM*
47. STRENGTH* STR of 18
48. TRAP DETECTION*
49. ABILITY BONUS adds to Primary Ability, lowest Ability, or specific Ability
50. DM SPECIAL (new Ring, roll twice, etc, possibly limited ch &/or uses)