microsoft/DiskANN

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A vector indexing library to bring fast, fresh and filtered search to your database

Stars: 1.9k
Forks: 454
Open beginner issues: 0
Indexed issues: 79
Avg merge: 3d 22h
Merged PRs (30d): 35

Dominant language: Rust
License: MIT
Last GitHub push: Sep 19, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted

Beginner friendly Everything

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79 open issues indexed

Enable diversity search Open

enhancement

microsoft/DiskANN#886 · 1 assignee · Opened Apr 3, 2026
Enable Multi-vector distance function kernel for f32, f16, i8, u8 and MinMax quantization. Open

enhancement

microsoft/DiskANN#883 · 1 assignee · Opened Apr 3, 2026
Add Multi-filter support Open

enhancement

microsoft/DiskANN#881 · 1 assignee · Opened Apr 3, 2026
Support PiPNN builds Open

enhancement

microsoft/DiskANN#878 · 1 assignee · Opened Apr 3, 2026
Native benchmark support for A/B testing Open

Difficulty 5/5 Over a week Newbie friendliness 38/100

microsoft/DiskANN#867 · Opened Mar 27, 2026
Indexing unit tests should go in `diskann` Open

chores

microsoft/DiskANN#853 · 1 reaction · 2 assignees · Opened Mar 19, 2026
test p999 on high core count machine Open

enhancement

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

microsoft/DiskANN#849 · Opened Mar 18, 2026
remove ANNError enums Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 42/100

microsoft/DiskANN#846 · Opened Mar 17, 2026
Wire up DiskANN Rust with BAB (blocked by #899) Open

chores

microsoft/DiskANN#842 · 1 reaction · 2 assignees · Opened Mar 17, 2026
Create a new python release, post on pypi, update docs Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 50/100

microsoft/DiskANN#841 · 1 comment · Opened Mar 17, 2026
Post python wrapper for Rust on GH Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 15/100

microsoft/DiskANN#840 · Opened Mar 17, 2026
[BUG] Can not install with Python 3.12 Open

bug

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

microsoft/DiskANN#832 · 4 comments · Opened Mar 16, 2026
Remove `vectorset::loader` Open

bug

microsoft/DiskANN#803 · 1 comment · 1 assignee · Opened Feb 26, 2026
NeighborPriorityQueue::insert() panics on aarch64 (emulated SIMD) Open

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

microsoft/DiskANN#784 · 2 comments · Opened Feb 18, 2026
Update repo README for new users to try this project Open

enhancement

microsoft/DiskANN#739 · 1 reaction · 2 assignees · Opened Feb 7, 2026
Document and extend index serialization format Open

enhancement

microsoft/DiskANN#737 · 2 assignees · Opened Feb 7, 2026
Create an autotuner tool on top of benchmark Open

enhancement

microsoft/DiskANN#735 · 1 reaction · 2 assignees · Opened Feb 7, 2026
Illegal instruction (core dumped) Open

question

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

microsoft/DiskANN#684 · Opened Dec 11, 2025
Why is it necessary to combine candidate pools obtained with filter and unfiltered criteria in FilteredVamana indexing? Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 30/100

microsoft/DiskANN#682 · Opened Dec 4, 2025
Build_disk_index from Iterator Open

enhancement

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

microsoft/DiskANN#671 · 1 comment · Opened Sep 24, 2025
[Question] Can DiskANN support dataset larger than uint32? Open

question

microsoft/DiskANN#668 · 2 comments · 1 assignee · Opened Sep 10, 2025
[Question] question about freshdiskann Open

question

Difficulty 3/5 1-2 days Newbie friendliness 20/100

microsoft/DiskANN#584 · 1 reaction · Opened Sep 10, 2024
is there any docker images in dockerHub? Open

question

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

microsoft/DiskANN#575 · Opened Aug 8, 2024
[Question] Is FreshedDiskAnn supported now ? Open

question

Difficulty 5/5 Over a week Newbie friendliness 15/100

microsoft/DiskANN#536 · Opened Apr 1, 2024
[Question] Documentation for index binary file Open

question

Difficulty 4/5 3-5 days Newbie friendliness 20/100

microsoft/DiskANN#515 · Opened Feb 26, 2024
[Question] How do I test the FreshDiskANN system？Such as Insert, delete, streamingmerge and other operations Open

question

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

microsoft/DiskANN#495 · 4 comments · 2 reactions · Opened Nov 23, 2023
[Question] StreamingMerge Entrypoint Open

question

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

microsoft/DiskANN#355 · 3 comments · Opened May 20, 2023
Add Examples for Python and documentation Open

microsoft/DiskANN#303 · 2 comments · 1 reaction · 1 assignee · Opened Apr 5, 2023
Consider using io_uring for linux Open

enhancement help wanted

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

microsoft/DiskANN#130 · Opened Oct 20, 2022

microsoft/DiskANN

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