NethermindEth/Catalyst

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The preconfer sidecar for Taiko Alethia preconfirmations 🥁

Stars: 44
Forks: 18
Open beginner issues: 0
Indexed issues: 60

Dominant language: Rust
License: MIT
Last GitHub push: Aug 14, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

Open All

60 open issues indexed

Fix: improve stability of test_preconfirmation_after_restart Open

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

NethermindEth/Catalyst#982 · Opened Jun 25, 2026
Fix operators cache implementation Open

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

NethermindEth/Catalyst#976 · Opened Jun 18, 2026
Improve block verification thread Open

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

NethermindEth/Catalyst#942 · Opened Apr 10, 2026
Add `cancel_token` check to prevent blocking shutdown during proof retrieval Open

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

NethermindEth/Catalyst#935 · 1 comment · Opened Apr 3, 2026
Implement a health check for Catalyst Open

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

NethermindEth/Catalyst#921 · Opened Mar 27, 2026
Send EOP for last preconfirmation Open

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

NethermindEth/Catalyst#878 · Opened Feb 26, 2026
Vierfy whitelist preconfirmation on new devnet Open

NethermindEth/Catalyst#876 · 1 assignee · Opened Feb 24, 2026
Include transaction to L1 using constraints Open

NethermindEth/Catalyst#870 · 1 assignee · Opened Feb 19, 2026
Permissionless specific e2e tests Open

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

NethermindEth/Catalyst#854 · Opened Feb 9, 2026
Slashing service - watches L1/L2 and P2P for violation Open

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

NethermindEth/Catalyst#853 · Opened Feb 9, 2026
Vefiry whitelist switching Open

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

NethermindEth/Catalyst#852 · Opened Feb 9, 2026
Reorg/reanchor Open

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

NethermindEth/Catalyst#851 · Opened Feb 9, 2026
React properly on errors Open

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

NethermindEth/Catalyst#850 · Opened Feb 9, 2026
Post lookahead Open

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

NethermindEth/Catalyst#847 · Opened Feb 9, 2026
Lookahead based operator role check Open

NethermindEth/Catalyst#846 · 1 assignee · Opened Feb 9, 2026
Verify registartion with indexer usage Open

Difficulty 3/5 1-2 days Newbie friendliness 30/100

NethermindEth/Catalyst#845 · Opened Feb 9, 2026
Permissionless Open

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

NethermindEth/Catalyst#844 · 1 comment · Opened Feb 9, 2026
[Node] Do not preconfirm when the batch count exceeds a threshold Open

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

NethermindEth/Catalyst#825 · Opened Jan 30, 2026
Investigate if taiko client supports multiple URLs for the RPC argument Open

Node

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

NethermindEth/Catalyst#786 · Opened Jan 8, 2026
Verify the state of rsa dependency - security alert Open

Difficulty 3/5 1-2 days Newbie friendliness 30/100

NethermindEth/Catalyst#735 · 1 comment · Opened Nov 20, 2025
[Shasta Node] Verify L2 blocks on recovery Open

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

NethermindEth/Catalyst#711 · Opened Nov 12, 2025
Redundant reanchor on Consensus layer request timeout Open

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

NethermindEth/Catalyst#641 · Opened Oct 6, 2025
Block production gap Open

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

NethermindEth/Catalyst#640 · 1 comment · Opened Oct 6, 2025
Remove IRegistry ABI Open

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

NethermindEth/Catalyst#592 · Opened Sep 10, 2025
Dynamically adjust `PRECONF_MIN_TXS` and `PRECONF_MAX_SKIPPED_L2_SLOTS` based on L1 gas price Open

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

NethermindEth/Catalyst#588 · Opened Sep 2, 2025
Do not replace the transaction with higher fees if we are not the submitter Open

Difficulty 4/5 3-5 days Newbie friendliness 15/100

NethermindEth/Catalyst#544 · Opened Jul 11, 2025
Not submit in slot 31 Open

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

NethermindEth/Catalyst#529 · Opened Jun 14, 2025
Update Kurtosis Package with new URC SCs Open

NethermindEth/Catalyst#525 · 2 assignees · Opened Jun 12, 2025
Improve transactions managment Open

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

NethermindEth/Catalyst#484 · Opened Jun 1, 2025
Check the actual configuration vs .env.sample Open

Node

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

NethermindEth/Catalyst#476 · Opened May 30, 2025
Migrate the node image to the official NM docker Open

NethermindEth/Catalyst#474 · 1 assignee · Opened May 30, 2025
Improve re-anchoring Open

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

NethermindEth/Catalyst#460 · Opened May 28, 2025
Improve spammer to handle high TPS Open

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

NethermindEth/Catalyst#448 · Opened May 26, 2025
Better recovery from `preconfBlock` timeout Open

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

NethermindEth/Catalyst#447 · 2 comments · Opened May 26, 2025
Improve L2 head unexpected change Open

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

NethermindEth/Catalyst#440 · Opened May 24, 2025
[Rust workspace] define public API surface and document all public API Open

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

NethermindEth/Catalyst#426 · Opened May 22, 2025
reconnect on disconnected execution layer Open

NethermindEth/Catalyst#404 · 1 comment · 1 assignee · Opened May 13, 2025
AnchorOffset problem Open

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

NethermindEth/Catalyst#385 · Opened May 6, 2025
Eth balance check Open

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

NethermindEth/Catalyst#375 · Opened May 3, 2025
L1 connection error Open

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

NethermindEth/Catalyst#371 · Opened May 2, 2025
Add a prover to the mesaya testnet Open

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

NethermindEth/Catalyst#360 · Opened Apr 29, 2025
[DevOps] Modularise Kurtosis Package Open

NethermindEth/Catalyst#211 · 1 assignee · Opened Jan 16, 2025
[Node] Optimize p2p network Open

Node

NethermindEth/Catalyst#210 · 1 assignee · Opened Jan 14, 2025
[Contracts] Whitelist contracts Open

Contracts

NethermindEth/Catalyst#209 · 1 assignee · Opened Jan 14, 2025
[Contracts] Whitelist spec document Open

Contracts

NethermindEth/Catalyst#208 · 1 assignee · Opened Jan 14, 2025
[DevOps] Re-organise Preconfer-related images Open

NethermindEth/Catalyst#207 · 1 comment · 1 assignee · Opened Jan 13, 2025
[Tests] Run foundry tests in github actions Open

Contracts

NethermindEth/Catalyst#199 · 2 assignees · Opened Dec 23, 2024
[Node] [Tests] Add tests to node duties Open

Node tests

NethermindEth/Catalyst#198 · 2 assignees · Opened Dec 23, 2024
[DevOps] Continuous Deployment Open

NethermindEth/Catalyst#197 · 1 assignee · Opened Dec 23, 2024
[Contract] Proper Handling of Prover Bonds Open

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

NethermindEth/Catalyst#125 · Opened Sep 18, 2024

NethermindEth/Catalyst

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