Owner

cojen

3 indexed repositories · View on GitHub

TuplDB
TuplDB is a high-performance, concurrent, transactional, scalable, low-level embedded database.

Java · 127 stars
Maker
Cojen/Maker is a lightweight, full-featured, low-level dynamic Java class generator designed for ease of use.

Java · 73 stars
Boxtin
Boxtin is a customizable Java security manager agent.

Java · 14 stars

Beginner friendly Everything

Open All

Allow exception handlers to be created which act over multiple catch ranges Open

enhancement

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

cojen/Maker#22 · 1 comment · Opened Jul 14, 2026
Use SwitchBootstraps when possible Open

enhancement

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

cojen/Maker#20 · Opened May 8, 2026
All inner classes referenced by a ClassMaker must have an entry in the InnerClasses attribute Open

bug Minor

Difficulty 4/5 3-5 days Newbie friendliness 52/100

cojen/Maker#19 · 1 comment · Opened Apr 12, 2026
Restrict access to clone Open

enhancement

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

cojen/Boxtin#20 · Opened Aug 20, 2025
Restrict access to finalize Open

enhancement

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

cojen/Boxtin#19 · 1 comment · Opened Aug 20, 2025
Define standard rule appliers which deny file and network access Open

enhancement

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

cojen/Boxtin#16 · 1 comment · Opened Jul 29, 2025
Guard against thread double starting Open

enhancement

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

cojen/Boxtin#7 · Opened Jun 3, 2025
Define a Table re-encode method Open

enhancement

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

cojen/TuplDB#122 · Opened Sep 25, 2023
Support cached columns Open

enhancement performance

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

cojen/TuplDB#120 · 1 comment · Opened Jun 10, 2023
Support default columns Open

enhancement

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

cojen/TuplDB#118 · 1 comment · Opened Jan 13, 2023
Don't dirty leaf node when splitting on an edge Open

performance

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

cojen/TuplDB#109 · 1 comment · Opened Jan 3, 2019

cojen

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