janet-lang/janet

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A dynamic language and bytecode vm

Stars: 4.4k
Forks: 280
Open beginner issues: 0
Indexed issues: 59
Avg merge: 1d 4h
Merged PRs (30d): 52

Dominant language: C
License: MIT
Last GitHub push: Sep 17, 2026
Latest indexed: Sep 18, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted

Beginner friendly Everything

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59 open issues indexed

`:italics` is rendering as `:underline` via `doc` Open

Difficulty 1/5 Under an hour Newbie friendliness 86/100

janet-lang/janet#1876 · Opened Sep 14, 2026
Issue(s) with rendering of backtick-ed things from docstrings Open

Difficulty 3/5 1-2 days Newbie friendliness 52/100

janet-lang/janet#1875 · 2 reactions · Opened Sep 13, 2026
marshal's no-cycles parameter appears undocumented Open

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

janet-lang/janet#1861 · 2 comments · 1 reaction · Opened Sep 10, 2026
io_file_unmarshal does not account for some `JANET_FILE_*` flags? Open

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

janet-lang/janet#1850 · 3 comments · Opened Sep 8, 2026
The tchck instruction is not currently emitted by the compiler Open

enhancement

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

janet-lang/janet#1845 · 3 reactions · Opened Sep 4, 2026
Garbage collector improvements - Incremental collector Open

enhancement

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

janet-lang/janet#1844 · 1 comment · 2 reactions · Opened Sep 4, 2026
windows FFI for functions more than 4 args cause errors (compiled with Clang-cl.exe compiler) Open

bug enhancement

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

janet-lang/janet#1784 · 5 comments · Opened Jul 18, 2026
`JANET_PATH` and the `bundle` module Open

enhancement

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

janet-lang/janet#1783 · 6 comments · Opened Jul 15, 2026
Some docstrings mention `table or struct` while some say `dictionary` Open

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

janet-lang/janet#1780 · 3 comments · 2 reactions · Opened Jul 12, 2026
feature request: basic operating system FD primitives Open

Difficulty 5/5 Over a week Newbie friendliness 45/100

janet-lang/janet#1771 · 2 comments · 1 reaction · Opened Jun 25, 2026
Thread safety for native modules? Open

enhancement

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

janet-lang/janet#1768 · 4 comments · Opened Jun 22, 2026
PEG: Backmatch doesn't work with booleans or integers Open

documentation enhancement

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

janet-lang/janet#1761 · 13 comments · Opened Jun 10, 2026
Feature request: Case-insensitive matching for PEG Open

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

janet-lang/janet#1758 · 5 comments · Opened Jun 3, 2026
Typed Janet? Open

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

janet-lang/janet#1754 · 6 comments · 1 reaction · Opened May 18, 2026
Store an `envs_length` on `JanetFunction` Open

enhancement

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

janet-lang/janet#1749 · 4 comments · Opened May 13, 2026
`set` does not accept alternate accessor order Open

Difficulty 3/5 1-2 days Newbie friendliness 50/100

janet-lang/janet#1740 · 2 comments · Opened Apr 21, 2026
Cancellable threads? Open

enhancement

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

janet-lang/janet#1735 · 7 comments · Opened Mar 26, 2026
Some defmacro* hygiene cases in boot.janet Open

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

janet-lang/janet#1725 · 5 comments · 4 reactions · Opened Mar 9, 2026
Don't copy data between threads. Open

enhancement

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

janet-lang/janet#1698 · 14 comments · 1 reaction · Opened Jan 23, 2026
Surfacing iterables in argument names and docstrings Open

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

janet-lang/janet#1697 · 18 comments · 2 reactions · Opened Jan 22, 2026
Memory duplication when using slice Open

enhancement

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

janet-lang/janet#1650 · 8 comments · Opened Sep 23, 2025
The differences in paths for Windows `.msi` install and `janet --install` Open

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

janet-lang/janet#1641 · 14 comments · Opened Sep 12, 2025
Windows has Errorlevels besides 1 Open

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

janet-lang/janet#1631 · 1 comment · Opened Aug 28, 2025
match with shorter list pattern Open

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

janet-lang/janet#1611 · 4 comments · 1 reaction · Opened Jul 14, 2025
Semantics of+= and the like Open

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

janet-lang/janet#1610 · 5 comments · 3 reactions · Opened Jul 14, 2025
Feature: Visualize matching parentheses in the REPL Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 32/100

janet-lang/janet#1556 · 3 comments · 4 reactions · Opened Feb 6, 2025
Inconsistencies between return values - filter/distinct vs drop-while/drop-until Open

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

janet-lang/janet#1548 · 3 comments · Opened Jan 23, 2025
Custom print method for object-like tables and structs. Open

enhancement

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

janet-lang/janet#1543 · 1 comment · 3 reactions · Opened Jan 6, 2025
Re-integrate jpm into janet Open

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

janet-lang/janet#1444 · 57 comments · 2 reactions · Opened May 6, 2024
option to unbundle docstrings and potential consequences Open

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

janet-lang/janet#1411 · 8 comments · Opened Feb 21, 2024
Arbitrary precision integers (bignum) Open

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

janet-lang/janet#1376 · 4 comments · Opened Jan 28, 2024
Improve sandboxing to allow more granular permissions Open

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

janet-lang/janet#1358 · 11 comments · 1 reaction · Opened Jan 11, 2024
Evaluate Profile-Guided Optimization (PGO) Open

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

janet-lang/janet#1221 · 2 comments · Opened Jul 13, 2023
peg-grammar is not available in threads Open

enhancement

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

janet-lang/janet#1180 · 11 comments · Opened Jun 4, 2023
parse error raised (invalid escape sequence) before string is terminated Open

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

janet-lang/janet#1166 · 7 comments · Opened May 28, 2023
FFI Module is not supported on several platforms Open

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

janet-lang/janet#1165 · 5 comments · Opened May 28, 2023
Janet streams and abstract types. Open

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

janet-lang/janet#1155 · 3 comments · 2 reactions · Opened May 24, 2023
Embedding and AOT Open

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

janet-lang/janet#1119 · 6 comments · Opened May 4, 2023
Janet lexer was added to CudaText Open

Difficulty 5/5 Over a week Newbie friendliness 10/100

janet-lang/janet#1107 · 5 reactions · Opened Apr 19, 2023
flychecking fails with janet-uri library Open

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

janet-lang/janet#1101 · 1 comment · Opened Apr 14, 2023
Better handling for (pthread) cancellation. Open

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

janet-lang/janet#1043 · 1 comment · 1 reaction · Opened Nov 10, 2022
Support OS Signals Open

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

janet-lang/janet#1030 · 6 comments · Opened Sep 14, 2022
peg/match should give a stack trace on errors Open

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

janet-lang/janet#1010 · 5 comments · Opened Aug 17, 2022
Shorthand FFI defbind with function renaming Open

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

janet-lang/janet#1002 · Opened Jul 20, 2022
os/execute and os/spawn should accept a custom process group id and session id Open

enhancement

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

janet-lang/janet#995 · Opened Jul 4, 2022
Loading native module from built binary crashes on windows Open

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

janet-lang/janet#921 · 9 comments · Opened Feb 10, 2022
sendfile functionality in the ev/ or net/ module Open

enhancement

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

janet-lang/janet#852 · 3 comments · 5 reactions · Opened Oct 23, 2021
deprecation policy for Janet Open

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

janet-lang/janet#644 · 20 comments · 1 reaction · Opened Feb 24, 2021
Optimizations in the Bytecode Compiler Open

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

janet-lang/janet#627 · 4 comments · 5 reactions · Opened Feb 4, 2021
`project.janet` can't be eval'ed without access to functions defined in the jpm script Open

Difficulty 5/5 Over a week Newbie friendliness 45/100

janet-lang/janet#601 · 12 comments · Opened Jan 19, 2021

janet-lang/janet

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