Jupyter Kernel Conformance
Protocol compliance test results for Jupyter kernels
Last tested March 5, 2026 at 12:01 AM
3a349b6
Summary
Detailed Matrix
Kernel Cards
Kernel
Protocol
Basic
Interactive
Rich
Advanced
Total
async
async_kernel
5.5
11/11
7/7
4/4
5/5
27/27
100%
deno
Deno kernel
5.3
11/11
7/7
4/4
5/5
27/27
100%
python3
ipython
5.3
11/11
7/7
4/4
5/5
27/27
100%
ark
5.4
11/11
5/7
4/4
5/5
25/27
93%
julia-1.11
ijulia
5.4
11/11
6/7
3/4
5/5
25/27
93%
xpython
xeus-python
5.5
10/11
5/7
4/4
4/5
23/27
85%
rust
evcxr_jupyter
5.3
11/11
4/7
2/4
3/5
20/27
74%
xlua
xlua
5.5
9/11
5/7
1/4
4/5
19/27
70%
ocaml-jupyter
ocaml-jupyter
5.2
10/11
5/7
2/4
1/5
18/27
67%
xhaskell
xhaskell
5.3
7/11
5/7
1/4
3/5
16/27
59%
scala
scala
5.4
7/11
5/7
2/4
1/5
15/27
56%
xr
xr
5.5
10/11
5/7
0/4
0/5
15/27
56%
xsqlite
xsqlite
5.5
7/11
5/7
0/4
3/5
15/27
56%
xcpp17
xeus-cling
5.3
10/11
4/7
0/4
0/5
14/27
52%
gonb
gonb
5.4
7/11
1/7
2/4
3/5
13/27
48%
xsql
xsql
5.5
7/11
1/7
0/4
1/5
9/27
33%
xcpp20
xeus-cpp
5.5
5/11
0/7
0/4
0/5
5/27
19%
xoctave
unknown
unknown
0/1
-
-
-
0/1
0%