Historically, certain instruments such as piano, saxophone, bass and drum and occiasionally the violin and clairnet and other percussion instruments are featured in jazz. Below, you will find informational about instruments that are less common.
Old New
OLD
Harpsichord https://www.reddit.com/r/Jazz/comments/71y9hk/oscar_peterson_on_harpsichord_and_joe_pass_do/?rdt=65258
Harmonica https://www.youtube.com/watch?v=yKnG_9q4crA https://youtu.be/l-Zdn0Rzvks
French Horn https://en.wikipedia.org/wiki/French_horn_in_jazz https://www.youtube.com/watch?v=vWSq6qyO7kU https://www.google.com/search?client=firefox-b-1-e&sca_esv=584679428&q=Mitchell-Ruff+Duo&tbm=vid&source=lnms&sa=X&ved=2ahUKEwjMoenn2diCAxWAFjQIHc2xBhUQ0pQJegQIEhAB&biw=889&bih=412&dpr=2.14#fpstate=ive&vld=cid:8d936ff5,vid:DZITrQltMA4,st:0
Bass Trumpet https://www.youtube.com/watch?v=xjzYOef-ZMY https://www.youtube.com/watch?v=QqeHW0PBDug
Pocket Trumpet https://www.youtube.com/watch?app=desktop&v=sr1dmWgQEtY
Piccolo Trumpet https://www.youtube.com/watch?v=uw25Iz15WHc
Tuba https://jazzfuel.com/jazz-tuba-players/ https://www.youtube.com/watch?v=MBUv1fpnBrI https://www.youtube.com/watch?v=lnYa555f0pk
Harp https://www.youtube.com/watch?v=sNIfnhL7Jrs&list=OLAK5uy_niQCoNOxqT6muit0kpLWgbmGq9ZWLDAOI https://www.youtube.com/watch?v=5gN9nBwco84
Violin https://www.youtube.com/watch?v=dGVp9awuuHk https://www.youtube.com/watch?v=rEY64fNG_3g
Viola https://www.youtube.com/watch?v=XxgAn9xyDYs
Cello https://www.youtube.com/watch?v=PRb-Qg1PLWQ https://www.youtube.com/watch?v=JPKdcGZbTSE
Mandolin https://www.youtube.com/watch?v=f3yUx-o084s https://www.youtube.com/watch?v=-bnqaB68FLI
Banjo https://www.youtube.com/watch?v=4z0EP_5dYlQ
Oboe https://www.youtube.com/watch?v=LQIxEXYm5Ts https://www.youtube.com/watch?v=VjR7j2l9-fo
English Horn https://www.google.com/search?client=firefox-b-1-e&q=jazz+english+horn#fpstate=ive&vld=cid:6c440a28,vid:9_Xv5IxwCwg,st:0
Bassoon https://www.youtube.com/watch?v=LQIxEXYm5Ts
Bass Clarinet https://www.youtube.com/watch?v=sK0nk7GymfQ
Contrabass Clarinet https://www.youtube.com/watch?v=g6GmFWrDGew
Bass Saxophone https://www.youtube.com/watch?v=vWDVwXlFBEU
Contrabass Saxophone https://www.youtube.com/watch?v=9BiW2mVKk0w https://www.youtube.com/watch?v=VabhcbtK2Cg
Bass Flute https://www.youtube.com/watch?v=wTwbX5_4T3U
Contrabass Flute https://www.youtube.com/watch?app=desktop&v=vxYA8d5ZR1A
Alto Flute https://www.youtube.com/watch?v=2si-hSAGX3o
Piccolo https://www.youtube.com/watch?v=28A14VP8Az0
Recorder https://www.youtube.com/watch?v=jzH6zwVdpsg https://www.youtube.com/watch?v=t0lqS4ZuZNI
Bass Recorder https://www.youtube.com/watch?v=SmBNC6ttYaQ
Accordion https://www.youtube.com/watch?v=SmiwE7mjtfM https://www.youtube.com/watch?v=ni90NYMbVxo
NEW
Frankiphone (Phil Cohran) https://www.youtube.com/watch?app=desktop&v=N9wyQOnCj00 https://www.youtube.com/watch?v=-2OlXso5xGg
A "stritch" and his "manzello" (Raashan Roland Kirk) https://dailymusicbreak.com/2018/03/12/rahsaan-roland-kirk-serenade-to-a-cuckoo/
Frottoir (Ricky "Dirty Red" Gordon) https://www.youtube.com/watch?v=6mjIHNGEf5g https://www.youtube.com/watch?v=LVOT8OBHMhc
Spoons (Peter Shilliday) https://www.facebook.com/watch/?v=2516387275127673
Grafton (Ornett Coleman) https://www.coolaccidents.com/news/a-song-played-on-a-plastic-saxophone