KhronosGroup/OpenCL-Docs

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OpenCL API, OpenCL C, Extensions, SPIR-V Environment Specs, Ref page, and C++ for OpenCL doc sources.

Stars: 421
Forks: 131
Open beginner issues: 0
Indexed issues: 314
Avg merge: 5d 13h
Merged PRs (30d): 11

Dominant language: Python
License: No license data
Last GitHub push: Sep 15, 2026
Latest indexed: Sep 18, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
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314 open issues indexed

Document more OpenCL C edge case behavior Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

KhronosGroup/OpenCL-Docs#1622 · Opened Sep 15, 2026
Is it valid to map a system SVM allocation? Open

cl_khr_unified_svm

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/OpenCL-Docs#1621 · Opened Sep 15, 2026
September 2026 Release Checklist Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

KhronosGroup/OpenCL-Docs#1619 · Opened Sep 14, 2026
Clarify whether implementations may reject grids with local dimensions not dividing overall dimensions Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

KhronosGroup/OpenCL-Docs#1618 · 4 comments · Opened Sep 14, 2026
Is the SPIR-V ImageBuffer capability required? Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

KhronosGroup/OpenCL-Docs#1615 · 2 comments · Opened Sep 10, 2026
more error code consistency improvements Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/OpenCL-Docs#1609 · Opened Sep 1, 2026
minimum value for CL_DEVICE_MAX_WRITE_IMAGE_ARGS for OpenCL 3.x device Open

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

KhronosGroup/OpenCL-Docs#1608 · Opened Sep 1, 2026
error code for context mismatch on command-queue and events Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

KhronosGroup/OpenCL-Docs#1607 · Opened Aug 28, 2026
Behavior of executing non-completing kernels Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/OpenCL-Docs#1604 · 3 comments · Opened Aug 27, 2026
When is it safe to create an OpenCL buffer from a Unified SVM allocation Open

cl_khr_unified_svm

Difficulty 4/5 3-5 days Newbie friendliness 42/100

KhronosGroup/OpenCL-Docs#1603 · 2 comments · Opened Aug 25, 2026
returning CL_INVALID_OPERATION from clSetProgramSpecializationConstant Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/OpenCL-Docs#1601 · Opened Aug 20, 2026
Let clEnqueueFillImage accept a null origin + region Open

needs-new-opencl-minor-version

Difficulty 4/5 3-5 days Newbie friendliness 45/100

KhronosGroup/OpenCL-Docs#1590 · 4 comments · Opened Jul 21, 2026
Inconsistent enum labeling for `cl_khr_dx9_media_sharing` enums Open

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

KhronosGroup/OpenCL-Docs#1585 · Opened Jul 14, 2026
clGetKernelArgInfo - behavior when program created with clCreateProgramWithIL Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/OpenCL-Docs#1584 · 2 comments · Opened Jul 13, 2026
-cl-unsafe-math-optimizations - is it merely an aggregate of three other named options? Open

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

KhronosGroup/OpenCL-Docs#1583 · Opened Jul 12, 2026
OpenCL SPIR-V env spec needs to specify how SPIR-V limits change Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/OpenCL-Docs#1580 · 3 comments · Opened Jun 27, 2026
memory_scope_work_item: OpenCL core restrict what OpenCL SPIR-V env allow Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

KhronosGroup/OpenCL-Docs#1573 · Opened Jun 18, 2026
Whether modern GPUs support full source-level debugging of OpenCL kernels, what tools provide it, and how GPU debuggers handle GPU-specific execution concepts such as wavefronts, warps, and work-items. Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

KhronosGroup/OpenCL-Docs#1566 · Opened Jun 1, 2026
clSetUserEventStatus doumentation gotcha Open

Difficulty 2/5 1-3 hours Newbie friendliness 65/100

KhronosGroup/OpenCL-Docs#1564 · 1 comment · Opened May 29, 2026
Should OpenCL C have a memcpy? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/OpenCL-Docs#1555 · 1 comment · Opened May 7, 2026
memory_scope_work_item clarification Open

Difficulty 3/5 1-2 days Newbie friendliness 48/100

KhronosGroup/OpenCL-Docs#1552 · 3 comments · Opened May 4, 2026
Requirements for creating programs without a compiler available Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

KhronosGroup/OpenCL-Docs#1544 · Opened Apr 9, 2026
documenting math function edge case behavior Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/OpenCL-Docs#1538 · 1 reaction · Opened Mar 17, 2026
Improve documentation for correctly rounded divide and square root Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

KhronosGroup/OpenCL-Docs#1537 · Opened Mar 16, 2026
rephrase SPIR-V "Data Format for Reading and Writing Images" Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

KhronosGroup/OpenCL-Docs#1530 · Opened Feb 26, 2026
add a CI job to generate headers when the XML file changes Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

KhronosGroup/OpenCL-Docs#1526 · Opened Jan 28, 2026
cl_ext_image_raw10_raw12 and OpenCL 1.2 dependency Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/OpenCL-Docs#1513 · Opened Jan 8, 2026
Clarify requirements and error conditions for clSetDefaultDeviceCommandQueue regarding device queues Open

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

KhronosGroup/OpenCL-Docs#1512 · Opened Jan 8, 2026
clSetKernelArg with arg_value equal to NULL Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/OpenCL-Docs#1506 · Opened Dec 15, 2025
cl_khr_command_buffer_multi_device clEnqueueCommandBufferKHR clarification Open

cl_khr_command_buffer

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/OpenCL-Docs#1505 · 1 comment · Opened Dec 15, 2025
Clarification needed in regards to allocation sizes and constant * arguments in clSetKernelArg and clSetKernelArgSVMPointer Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/OpenCL-Docs#1504 · 2 comments · 1 reaction · Opened Dec 12, 2025
weird anchors for CL_MEM_OBJECT_IMAGE1D, etc. Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

KhronosGroup/OpenCL-Docs#1502 · Opened Dec 10, 2025
clarify the device FP config queries (e.g. CL_DEVICE_SINGLE_FP_CONFIG) Open

Difficulty 5/5 Over a week Newbie friendliness 42/100

KhronosGroup/OpenCL-Docs#1499 · 3 comments · Opened Dec 4, 2025
non-zero counts in CL_DEVICE_PARTITION_BY_COUNTS Open

Difficulty 1/5 Under an hour Newbie friendliness 48/100

KhronosGroup/OpenCL-Docs#1498 · 1 comment · Opened Nov 19, 2025
clSetKernelArg arg_value for pointers to the local address space error condition Open

needs-new-opencl-minor-version

Difficulty 5/5 Over a week Newbie friendliness 30/100

KhronosGroup/OpenCL-Docs#1497 · Opened Nov 18, 2025
check for CL_DEVICE_MAX_CONSTANT_BUFFER_SIZE at enqueue time Open

needs-new-opencl-minor-version

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/OpenCL-Docs#1496 · 1 comment · Opened Nov 18, 2025
Add new error code when `clSetKernelArgSVMPointer` is called for an unsuitable argument Open

cl_khr_unified_svm needs-cts-coverage needs-new-opencl-minor-version

KhronosGroup/OpenCL-Docs#1495 · 1 comment · 1 assignee · Opened Nov 18, 2025
Consider supporting `clSetKernelArgDevicePointerEXT` for arguments in the `constant` address space Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/OpenCL-Docs#1494 · Opened Nov 18, 2025
Tighten error description for clSetKernelArgDevicePointerEXT Open

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

KhronosGroup/OpenCL-Docs#1491 · 3 comments · Opened Nov 7, 2025
No specified maximum length for a kernel name Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/OpenCL-Docs#1490 · 1 comment · Opened Nov 4, 2025
Semaphore state after importing an external semaphore with clCreateSemaphoreWithPropertiesKHR Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

KhronosGroup/OpenCL-Docs#1489 · 1 comment · Opened Nov 4, 2025
Ambiguous description of `CL_FLT_MIN`, etc. Open

Difficulty 1/5 Under an hour Newbie friendliness 68/100

KhronosGroup/OpenCL-Docs#1485 · Opened Oct 21, 2025
Add note for cl_khr_subgroup_shuffle_relative Open

KhronosGroup/OpenCL-Docs#1484 · 1 assignee · Opened Oct 20, 2025
what is the mean of reference count？ Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

KhronosGroup/OpenCL-Docs#1511 · 1 comment · Opened Oct 20, 2025
Move Normative Text Out of Appendices Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

KhronosGroup/OpenCL-Docs#1480 · Opened Oct 18, 2025
Lifetime of SVM allocations in memory objects Open

cl_khr_unified_svm

KhronosGroup/OpenCL-Docs#1479 · 3 comments · 1 assignee · Opened Oct 17, 2025
Clarify clGetDeviceIDs(CL_DEVICE_TYPE_DEFAULT) behavior when there is more than one custom device Open

KhronosGroup/OpenCL-Docs#1476 · 2 comments · 1 assignee · Opened Oct 14, 2025
Confusing description of CL_DEVICE_PARTITION_PROPERTIES Open

Difficulty 2/5 1-3 hours Newbie friendliness 38/100

KhronosGroup/OpenCL-Docs#1475 · 4 comments · Opened Oct 13, 2025
Missing documentation for CL_READ_ONLY_CACHE and CL_READ_WRITE_CACHE Open

KhronosGroup/OpenCL-Docs#1474 · 1 comment · 1 assignee · Opened Oct 12, 2025
Confusing order of parameter description for clCreateProgramWithBinary Open

Difficulty 1/5 Under an hour Newbie friendliness 45/100

KhronosGroup/OpenCL-Docs#1473 · Opened Oct 10, 2025

KhronosGroup/OpenCL-Docs

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