vesoft-inc/nebula

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A distributed, fast open-source graph database featuring horizontal scalability and high availability

Stars: 12.4k
Forks: 1.3k
Open beginner issues: 0
Indexed issues: 639
Avg merge: 14m
Merged PRs (30d): 2

Dominant language: C++
License: Apache-2.0
Last GitHub push: Sep 8, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: good first issue help wanted hacktoberfest

Beginner friendly Everything

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639 open issues indexed

NebulaGraph 3.8.0 regression: concurrent authentication fails with “Insert session to local cache failed” due to duplicate session IDs Open

affects/none severity/none type/bug

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

vesoft-inc/nebula#6162 · Opened Jul 30, 2026
Add ISO-GQL to Open-source Edition Open

type/feature req

Difficulty 5/5 Over a week Newbie friendliness 28/100

vesoft-inc/nebula#6161 · Opened Jul 28, 2026
Web service GET /flags and PUT /flags accept unauthenticated requests, leaking and rewriting runtime configuration Open

affects/none severity/none type/bug

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

vesoft-inc/nebula#6157 · 1 reaction · Opened Jul 1, 2026
Raft sendHeartbeat Open

affects/none severity/none type/bug

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

vesoft-inc/nebula#6156 · Opened Jun 29, 2026
nGQL parser crashes on character 标 (U+6807) in tag/edge names Open

Difficulty 3/5 1-2 days Newbie friendliness 58/100

vesoft-inc/nebula#6154 · Opened May 22, 2026
MATCH (n:<TAG>) WHERE n.<property> == ... 无法找到具有正确属性值的现有顶点 Open

affects/none severity/none type/bug

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

vesoft-inc/nebula#6144 · 1 comment · Opened Apr 16, 2026
Can nebula sign in a es service with domain name? Open

Difficulty 3/5 1-2 days Newbie friendliness 58/100

vesoft-inc/nebula#6143 · Opened Apr 8, 2026
Nebula Graph v3.8.0 Restore Fails with E_RESTORE_FAILURE During Meta Restore Open

affects/none severity/none type/bug

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

vesoft-inc/nebula#6142 · Opened Mar 25, 2026
Nebula crashes when running query with `WHERE 1 IS NULL` (control `WHERE false` works) Open

affects/none severity/none type/bug

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

vesoft-inc/nebula#6138 · 1 comment · Opened Dec 25, 2025
Significant Query Performance Discrepancy with Impossible WHERE Conditions Open

affects/none severity/none type/bug

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

vesoft-inc/nebula#6137 · Opened Dec 25, 2025
Inconsistent evaluation of pattern predicate in `WHERE`: `()--()` differs from `NOT((()--()) XOR true)` Open

affects/none severity/none type/bug

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

vesoft-inc/nebula#6136 · Opened Dec 25, 2025
Nebula crashes after running `RETURN ()--() AS p;` Open

affects/none severity/none type/bug

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

vesoft-inc/nebula#6135 · 1 comment · Opened Dec 25, 2025
Dos via Memory Exhaustion in range() Function Open

affects/none severity/none type/bug

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

vesoft-inc/nebula#6133 · 1 reaction · Opened Dec 21, 2025
Dos via Combinatorial Explosion in MATCH Variable Length Path Open

affects/none severity/none type/bug

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

vesoft-inc/nebula#6132 · 1 reaction · Opened Dec 21, 2025
How to batch delete a set of VERTEX instances and their outgoing edges in a graph space while preserving their incoming edges, with performance considerations ensured. Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

vesoft-inc/nebula#6130 · Opened Dec 9, 2025
Edge property comments could not be created Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

vesoft-inc/nebula#6127 · Opened Nov 28, 2025
Compaction时需要支持exclusive_manual_compaction参数 Open

type/feature req

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

vesoft-inc/nebula#6124 · Opened Nov 18, 2025
Old sessions cannot access newly created nodes/edges Open

affects/none severity/none type/bug

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

vesoft-inc/nebula#6120 · Opened Nov 12, 2025
V3.8 执行lookup 语句使用start with "" 时会导致graph 退出 Open

affects/none severity/none type/bug

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

vesoft-inc/nebula#6115 · Opened Nov 7, 2025
源码编译麒麟系统安装，release-3.8和release-3.6 make时候会出现编译错误，请问如何解决 Open

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

vesoft-inc/nebula#6113 · Opened Nov 3, 2025
条件查询的查询条目数大于无条件查询 Open

affects/none severity/none type/bug

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

vesoft-inc/nebula#6111 · 1 comment · Opened Oct 26, 2025
about support for json format Open

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

vesoft-inc/nebula#6109 · 1 comment · Opened Oct 18, 2025
about async support Open

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

vesoft-inc/nebula#6108 · Opened Oct 18, 2025
Docker Desktop部署后，Docker Studio无法连接 Open

affects/none severity/none type/bug

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

vesoft-inc/nebula#6103 · Opened Sep 21, 2025
多跳查询速度慢于PGSQL Open

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

vesoft-inc/nebula#6102 · 2 comments · Opened Sep 8, 2025
LOOKUP ON 使用id(VERTEX)获取vid 是否会触发 GetVertices 如何优化？ Open

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

vesoft-inc/nebula#6100 · Opened Sep 3, 2025
graphd and meta process take core dump when stop all Open

affects/none severity/none type/bug

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

vesoft-inc/nebula#6097 · Opened Aug 26, 2025
DDL for Vector Index Open

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

vesoft-inc/nebula#6095 · Opened Aug 22, 2025
How can I get all the routes between two nodes so that each route does not repeat nodes? Open

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

vesoft-inc/nebula#6094 · 3 comments · Opened Aug 19, 2025
Reservoir sampling probability inaccuracy Open

affects/none severity/none type/bug

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

vesoft-inc/nebula#6091 · Opened Aug 14, 2025
Vector Index Interface Open

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

vesoft-inc/nebula#6089 · 3 comments · 1 reaction · Opened Aug 7, 2025
Design and implement a dedicated statement for Approximate Nearest Neighbor (ANN) search. Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

vesoft-inc/nebula#6088 · Opened Aug 7, 2025
Implement DML statement and process for vector type Open

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

vesoft-inc/nebula#6086 · 1 reaction · Opened Jul 24, 2025
Implement RowReader and RowWriter for vector property Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

vesoft-inc/nebula#6082 · Opened Jul 13, 2025
Implement the key for vector type Open

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

vesoft-inc/nebula#6080 · Opened Jul 8, 2025
Implement vector-related DML (Data Manipulation Language) statements, including INSERT, UPDATE, and DELETE. Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

vesoft-inc/nebula#6079 · Opened Jul 8, 2025
Implement CREATE TAG statement for vector type Open

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

vesoft-inc/nebula#6078 · Opened Jul 7, 2025
Implement vector-related DDL (Data Definition Language) statements, including CREATE TAG and CREATE INDEX. Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

vesoft-inc/nebula#6077 · Opened Jul 7, 2025
Implement schema with vector columns for DDL Open

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

vesoft-inc/nebula#6075 · 1 reaction · Opened Jul 6, 2025
Implement the multiple column family RocksDB Open

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

vesoft-inc/nebula#6073 · 1 reaction · Opened Jul 4, 2025
Implement the property type and serialization and deserialization for it. Open

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

vesoft-inc/nebula#6071 · Opened Jul 3, 2025
Segmentation faults after system reboot on Proxmox HA cluster Open

affects/none severity/none type/bug

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

vesoft-inc/nebula#6069 · 2 comments · Opened Jul 1, 2025
Implement the vector value type and serialization and deserialization for it Open

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

vesoft-inc/nebula#6067 · Opened Jul 1, 2025
Implement the VECTOR data type and support its persistence. Open

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

vesoft-inc/nebula#6066 · 1 reaction · Opened Jul 1, 2025
Support vector ANN Search Open

type/feature req

Difficulty 5/5 Over a week Newbie friendliness 20/100

vesoft-inc/nebula#6065 · Opened Jul 1, 2025
Clone Space Data or Create Alias for Space Open

type/feature req

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

vesoft-inc/nebula#6064 · Opened Jun 27, 2025
某种情况下通过外部IP使用http访问图数据库内部ip修改enable_authorize来关闭认证，就可以直接root登录数据库，无需认证 Open

type/feature req

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

vesoft-inc/nebula#6062 · Opened Jun 24, 2025
use nebulagraph studio import csv file by local always failed Open

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

vesoft-inc/nebula#6061 · Opened Jun 24, 2025
请问Java客户端 Result.latency属性的真实含义？是纯服务端查询耗时，还是包含客户端请求及网络来回耗时？ Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

vesoft-inc/nebula#6058 · Opened Jun 17, 2025
Inconsistent Behaviours When Using Anonymous vs Named edges In MATCH Open

affects/none severity/none type/bug

Difficulty 4/5 3-5 days Newbie friendliness 34/100

vesoft-inc/nebula#6057 · Opened May 21, 2025

vesoft-inc/nebula

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